trainer_heldout_locked.jsonl

{"state": {"requirement": "Demonstrated expertise in CI/CD", "target_level": 4, "evidence": "[portfolio/projects] Weekend hackathon prototype where I first experimented with CI/CD."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 4, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0001", "difficulty": "easy", "case_type": "toy_project", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in CI/CD", "target_level": 4, "evidence": "[portfolio/projects] Weekend hackathon prototype where I first experimented with CI/CD."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 1, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0001", "difficulty": "easy", "case_type": "toy_project", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in CI/CD", "target_level": 4, "evidence": "[portfolio/projects] Weekend hackathon prototype where I first experimented with CI/CD."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 1, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0001", "difficulty": "easy", "case_type": "toy_project", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in unit testing", "target_level": 4, "evidence": "[cv/summary] Technical writer producing API documentation. Interests: hiking, chess."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 7, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0002", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in unit testing", "target_level": 4, "evidence": "[cv/summary] Technical writer producing API documentation. Interests: hiking, chess."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0002", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in unit testing", "target_level": 4, "evidence": "[cv/summary] Technical writer producing API documentation. Interests: hiking, chess."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0002", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in technical design docs", "target_level": 4, "evidence": "[cv/experience] As an associate engineer I supported colleagues who wrote design docs for team features, mostly pairing."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 9, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0003", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in technical design docs", "target_level": 4, "evidence": "[cv/experience] As an associate engineer I supported colleagues who wrote design docs for team features, mostly pairing."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 1, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0003", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in technical design docs", "target_level": 4, "evidence": "[cv/experience] As an associate engineer I supported colleagues who wrote design docs for team features, mostly pairing."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 2, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0003", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in AWS", "target_level": 4, "evidence": "[cv/summary] Backend engineer building Java services deployed by a separate ops team to VMs. Interests: hiking, chess."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 4, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0004", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in AWS", "target_level": 4, "evidence": "[cv/summary] Backend engineer building Java services deployed by a separate ops team to VMs. Interests: hiking, chess."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0004", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in AWS", "target_level": 4, "evidence": "[cv/summary] Backend engineer building Java services deployed by a separate ops team to VMs. Interests: hiking, chess."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0004", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Node.js", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I led the Node.js/TypeScript gateway rewrite reducing p99 from 900ms to 120ms; this became the reference design for other teams."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0005", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Node.js", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I led the Node.js/TypeScript gateway rewrite reducing p99 from 900ms to 120ms; this became the reference design for other teams."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0005", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Node.js", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I led the Node.js/TypeScript gateway rewrite reducing p99 from 900ms to 120ms; this became the reference design for other teams."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 4, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0005", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in event-driven architecture", "target_level": 4, "evidence": "(no evidence)"}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 3, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0006", "difficulty": "easy", "case_type": "no_evidence", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in event-driven architecture", "target_level": 4, "evidence": "(no evidence)"}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0006", "difficulty": "easy", "case_type": "no_evidence", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in event-driven architecture", "target_level": 4, "evidence": "(no evidence)"}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0006", "difficulty": "easy", "case_type": "no_evidence", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in microservices", "target_level": 4, "evidence": "[cv/experience] Org-wide owner of microservices: architected the monolith-to-microservices split into 25 services with clear boundaries; maintainer of a widely used open-source microservices library."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 3, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0007", "difficulty": "easy", "case_type": "expert", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in microservices", "target_level": 4, "evidence": "[cv/experience] Org-wide owner of microservices: architected the monolith-to-microservices split into 25 services with clear boundaries; maintainer of a widely used open-source microservices library."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0007", "difficulty": "easy", "case_type": "expert", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in microservices", "target_level": 4, "evidence": "[cv/experience] Org-wide owner of microservices: architected the monolith-to-microservices split into 25 services with clear boundaries; maintainer of a widely used open-source microservices library."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 5, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0007", "difficulty": "easy", "case_type": "expert", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in incident response", "target_level": 4, "evidence": "[cv/experience] Over two years in production I took part in on-call and wrote postmortems without supervision."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 5, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0008", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in incident response", "target_level": 4, "evidence": "[cv/experience] Over two years in production I took part in on-call and wrote postmortems without supervision."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0008", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in incident response", "target_level": 4, "evidence": "[cv/experience] Over two years in production I took part in on-call and wrote postmortems without supervision."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 3, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0008", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Docker", "target_level": 4, "evidence": "(no evidence)"}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 4, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0009", "difficulty": "easy", "case_type": "no_evidence", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Docker", "target_level": 4, "evidence": "(no evidence)"}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0009", "difficulty": "easy", "case_type": "no_evidence", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Docker", "target_level": 4, "evidence": "(no evidence)"}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0009", "difficulty": "easy", "case_type": "no_evidence", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in authorization (RBAC)", "target_level": 3, "evidence": "[cv/experience] CV says: designed fine-grained RBAC/ABAC service used by all products.\n[interview/interview] Interview check on authorization (RBAC) failed; candidate admitted only minor involvement."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 6, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0010", "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in authorization (RBAC)", "target_level": 3, "evidence": "[cv/experience] CV says: designed fine-grained RBAC/ABAC service used by all products.\n[interview/interview] Interview check on authorization (RBAC) failed; candidate admitted only minor involvement."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 2, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0010", "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in authorization (RBAC)", "target_level": 3, "evidence": "[cv/experience] CV says: designed fine-grained RBAC/ABAC service used by all products.\n[interview/interview] Interview check on authorization (RBAC) failed; candidate admitted only minor involvement."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 2, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0010", "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Go", "target_level": 3, "evidence": "[cv/summary] Senior iOS engineer (Swift) shipping consumer apps for 6 years. Interests: hiking, chess."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0011", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Go", "target_level": 3, "evidence": "[cv/summary] Senior iOS engineer (Swift) shipping consumer apps for 6 years. Interests: hiking, chess."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0011", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Go", "target_level": 3, "evidence": "[cv/summary] Senior iOS engineer (Swift) shipping consumer apps for 6 years. Interests: hiking, chess."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0011", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Python", "target_level": 3, "evidence": "[cv/experience] CV says: architected an async Python (FastAPI) platform serving 30 internal teams.\n[interview/interview] Interview check on Python failed; candidate admitted only minor involvement."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0012", "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Python", "target_level": 3, "evidence": "[cv/experience] CV says: architected an async Python (FastAPI) platform serving 30 internal teams.\n[interview/interview] Interview check on Python failed; candidate admitted only minor involvement."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 2, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0012", "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Python", "target_level": 3, "evidence": "[cv/experience] CV says: architected an async Python (FastAPI) platform serving 30 internal teams.\n[interview/interview] Interview check on Python failed; candidate admitted only minor involvement."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 2, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0012", "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Node.js", "target_level": 4, "evidence": "[cv/experience] Org-wide owner of Node.js: led the Node.js/TypeScript gateway rewrite reducing p99 from 900ms to 120ms; maintainer of a widely used open-source Node.js library."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0013", "difficulty": "easy", "case_type": "expert", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Node.js", "target_level": 4, "evidence": "[cv/experience] Org-wide owner of Node.js: led the Node.js/TypeScript gateway rewrite reducing p99 from 900ms to 120ms; maintainer of a widely used open-source Node.js library."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0013", "difficulty": "easy", "case_type": "expert", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Node.js", "target_level": 4, "evidence": "[cv/experience] Org-wide owner of Node.js: led the Node.js/TypeScript gateway rewrite reducing p99 from 900ms to 120ms; maintainer of a widely used open-source Node.js library."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 5, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0013", "difficulty": "easy", "case_type": "expert", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in PostgreSQL", "target_level": 3, "evidence": "[cv/summary] Frontend developer focused on CSS animations and design systems. Interests: hiking, chess."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 2, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0014", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in PostgreSQL", "target_level": 3, "evidence": "[cv/summary] Frontend developer focused on CSS animations and design systems. Interests: hiking, chess."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0014", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in PostgreSQL", "target_level": 3, "evidence": "[cv/summary] Frontend developer focused on CSS animations and design systems. Interests: hiking, chess."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0014", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Python", "target_level": 4, "evidence": "[cv/experience] As an associate engineer I supported colleagues who shipped Django features and maintained them in production, mostly pairing."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0015", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Python", "target_level": 4, "evidence": "[cv/experience] As an associate engineer I supported colleagues who shipped Django features and maintained them in production, mostly pairing."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 1, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0015", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Python", "target_level": 4, "evidence": "[cv/experience] As an associate engineer I supported colleagues who shipped Django features and maintained them in production, mostly pairing."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 2, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0015", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in static analysis", "target_level": 4, "evidence": "[portfolio/projects] Weekend hackathon prototype where I first experimented with static analysis."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 7, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0016", "difficulty": "easy", "case_type": "toy_project", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in static analysis", "target_level": 4, "evidence": "[portfolio/projects] Weekend hackathon prototype where I first experimented with static analysis."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 1, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0016", "difficulty": "easy", "case_type": "toy_project", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in static analysis", "target_level": 4, "evidence": "[portfolio/projects] Weekend hackathon prototype where I first experimented with static analysis."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 1, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0016", "difficulty": "easy", "case_type": "toy_project", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in C#/.NET", "target_level": 3, "evidence": "[cv/summary] Note: never worked with C#/.NET."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0017", "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in C#/.NET", "target_level": 3, "evidence": "[cv/summary] Note: never worked with C#/.NET."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 2, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0017", "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in C#/.NET", "target_level": 3, "evidence": "[cv/summary] Note: never worked with C#/.NET."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 0, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0017", "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Kotlin", "target_level": 3, "evidence": "[cv/experience] As an associate engineer I supported colleagues who built Ktor endpoints in production, mostly pairing."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0018", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Kotlin", "target_level": 3, "evidence": "[cv/experience] As an associate engineer I supported colleagues who built Ktor endpoints in production, mostly pairing."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 1, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0018", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Kotlin", "target_level": 3, "evidence": "[cv/experience] As an associate engineer I supported colleagues who built Ktor endpoints in production, mostly pairing."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 2, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0018", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Redis", "target_level": 4, "evidence": "[cv/experience] Over two years in production I added Redis caching with TTL invalidation without supervision."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 2, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0019", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Redis", "target_level": 4, "evidence": "[cv/experience] Over two years in production I added Redis caching with TTL invalidation without supervision."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0019", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Redis", "target_level": 4, "evidence": "[cv/experience] Over two years in production I added Redis caching with TTL invalidation without supervision."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 3, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0019", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in MySQL", "target_level": 4, "evidence": "[cv/experience] Org-wide owner of MySQL: set up MySQL semi-sync replication and online schema changes at 20k QPS; maintainer of a widely used open-source MySQL library."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 2, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0020", "difficulty": "easy", "case_type": "expert", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in MySQL", "target_level": 4, "evidence": "[cv/experience] Org-wide owner of MySQL: set up MySQL semi-sync replication and online schema changes at 20k QPS; maintainer of a widely used open-source MySQL library."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0020", "difficulty": "easy", "case_type": "expert", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in MySQL", "target_level": 4, "evidence": "[cv/experience] Org-wide owner of MySQL: set up MySQL semi-sync replication and online schema changes at 20k QPS; maintainer of a widely used open-source MySQL library."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 5, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0020", "difficulty": "easy", "case_type": "expert", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in PostgreSQL", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I partitioned a 3TB PostgreSQL table and tuned indexes cutting queries from 40s to 1s; this became the reference design for other teams."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 2, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0021", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in PostgreSQL", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I partitioned a 3TB PostgreSQL table and tuned indexes cutting queries from 40s to 1s; this became the reference design for other teams."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0021", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in PostgreSQL", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I partitioned a 3TB PostgreSQL table and tuned indexes cutting queries from 40s to 1s; this became the reference design for other teams."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 4, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0021", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in OpenAPI", "target_level": 3, "evidence": "[interview/interview] Interviewer: asked about OpenAPI; candidate said they have zero experience with it."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 1, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0022", "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in OpenAPI", "target_level": 3, "evidence": "[interview/interview] Interviewer: asked about OpenAPI; candidate said they have zero experience with it."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 2, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0022", "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in OpenAPI", "target_level": 3, "evidence": "[interview/interview] Interviewer: asked about OpenAPI; candidate said they have zero experience with it."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 0, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0022", "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in gRPC", "target_level": 3, "evidence": "[cv/summary] Note: never worked with gRPC."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 1, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0023", "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in gRPC", "target_level": 3, "evidence": "[cv/summary] Note: never worked with gRPC."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 2, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0023", "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in gRPC", "target_level": 3, "evidence": "[cv/summary] Note: never worked with gRPC."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 0, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0023", "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in accessibility", "target_level": 3, "evidence": "[cv/summary] Hardworking and motivated, eager to grow."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 8, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0024", "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in accessibility", "target_level": 3, "evidence": "[cv/summary] Hardworking and motivated, eager to grow."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0024", "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in accessibility", "target_level": 3, "evidence": "[cv/summary] Hardworking and motivated, eager to grow."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0024", "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in mentoring", "target_level": 3, "evidence": "[cv/summary] Note: never worked with mentoring."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 9, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0025", "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in mentoring", "target_level": 3, "evidence": "[cv/summary] Note: never worked with mentoring."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 2, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0025", "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in mentoring", "target_level": 3, "evidence": "[cv/summary] Note: never worked with mentoring."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 0, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0025", "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in hiring", "target_level": 3, "evidence": "[cv/experience] Over two years in production I conducted technical interviews without supervision."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 9, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0026", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in hiring", "target_level": 3, "evidence": "[cv/experience] Over two years in production I conducted technical interviews without supervision."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0026", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in hiring", "target_level": 3, "evidence": "[cv/experience] Over two years in production I conducted technical interviews without supervision."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 3, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0026", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in distributed tracing", "target_level": 3, "evidence": "[cv/experience] At a fintech scale-up I rolled out OpenTelemetry tracing across 30 services and used it to cut latency 40%; this became the reference design for other teams."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 5, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0027", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in distributed tracing", "target_level": 3, "evidence": "[cv/experience] At a fintech scale-up I rolled out OpenTelemetry tracing across 30 services and used it to cut latency 40%; this became the reference design for other teams."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0027", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in distributed tracing", "target_level": 3, "evidence": "[cv/experience] At a fintech scale-up I rolled out OpenTelemetry tracing across 30 services and used it to cut latency 40%; this became the reference design for other teams."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 4, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0027", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in REST API design", "target_level": 4, "evidence": "[cv/experience] As an associate engineer I supported colleagues who built REST endpoints with validation and pagination, mostly pairing."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 1, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0028", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in REST API design", "target_level": 4, "evidence": "[cv/experience] As an associate engineer I supported colleagues who built REST endpoints with validation and pagination, mostly pairing."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 1, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0028", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in REST API design", "target_level": 4, "evidence": "[cv/experience] As an associate engineer I supported colleagues who built REST endpoints with validation and pagination, mostly pairing."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 2, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0028", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Java", "target_level": 4, "evidence": "[cv/experience] CV says: designed a Java/Spring settlement engine processing $2B/yr and cut GC pauses 80%.\n[interview/interview] Interview check on Java failed; candidate admitted only minor involvement."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0029", "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Java", "target_level": 4, "evidence": "[cv/experience] CV says: designed a Java/Spring settlement engine processing $2B/yr and cut GC pauses 80%.\n[interview/interview] Interview check on Java failed; candidate admitted only minor involvement."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 2, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0029", "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Java", "target_level": 4, "evidence": "[cv/experience] CV says: designed a Java/Spring settlement engine processing $2B/yr and cut GC pauses 80%.\n[interview/interview] Interview check on Java failed; candidate admitted only minor involvement."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 2, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0029", "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in performance tuning", "target_level": 4, "evidence": "[cv/experience] As an associate engineer I supported colleagues who fixed N+1 queries and memory leaks, mostly pairing."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 5, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0030", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in performance tuning", "target_level": 4, "evidence": "[cv/experience] As an associate engineer I supported colleagues who fixed N+1 queries and memory leaks, mostly pairing."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 1, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0030", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in performance tuning", "target_level": 4, "evidence": "[cv/experience] As an associate engineer I supported colleagues who fixed N+1 queries and memory leaks, mostly pairing."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 2, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0030", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in MongoDB", "target_level": 4, "evidence": "[cv/experience] Member of the group that modeled sharded MongoDB collections for 2B documents; I handled supporting tasks."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 2, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0031", "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in MongoDB", "target_level": 4, "evidence": "[cv/experience] Member of the group that modeled sharded MongoDB collections for 2B documents; I handled supporting tasks."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 1, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0031", "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in MongoDB", "target_level": 4, "evidence": "[cv/experience] Member of the group that modeled sharded MongoDB collections for 2B documents; I handled supporting tasks."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 2, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0031", "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in GraphQL", "target_level": 3, "evidence": "[cv/summary] Note: never worked with GraphQL."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 1, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0032", "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in GraphQL", "target_level": 3, "evidence": "[cv/summary] Note: never worked with GraphQL."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 2, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0032", "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in GraphQL", "target_level": 3, "evidence": "[cv/summary] Note: never worked with GraphQL."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 0, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0032", "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in TypeScript (frontend)", "target_level": 4, "evidence": "[cv/experience] Over two years in production I wrote typed React components without supervision."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 8, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0033", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in TypeScript (frontend)", "target_level": 4, "evidence": "[cv/experience] Over two years in production I wrote typed React components without supervision."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0033", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in TypeScript (frontend)", "target_level": 4, "evidence": "[cv/experience] Over two years in production I wrote typed React components without supervision."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 3, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0033", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in code review", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I created code review guidelines and reviewed ~20 PRs/week as tech lead; this became the reference design for other teams."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 7, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0034", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in code review", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I created code review guidelines and reviewed ~20 PRs/week as tech lead; this became the reference design for other teams."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0034", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in code review", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I created code review guidelines and reviewed ~20 PRs/week as tech lead; this became the reference design for other teams."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 4, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0034", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in state management", "target_level": 3, "evidence": "[cv/experience] Over two years in production I used Redux in production features without supervision."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 8, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0035", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in state management", "target_level": 3, "evidence": "[cv/experience] Over two years in production I used Redux in production features without supervision."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0035", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in state management", "target_level": 3, "evidence": "[cv/experience] Over two years in production I used Redux in production features without supervision."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 3, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0035", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in TDD", "target_level": 3, "evidence": "[cv/summary] Seasoned TDD specialist."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 7, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0036", "difficulty": "hard", "case_type": "claim_no_detail", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in TDD", "target_level": 3, "evidence": "[cv/summary] Seasoned TDD specialist."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 1, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0036", "difficulty": "hard", "case_type": "claim_no_detail", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in TDD", "target_level": 3, "evidence": "[cv/summary] Seasoned TDD specialist."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0036", "difficulty": "hard", "case_type": "claim_no_detail", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Kafka", "target_level": 3, "evidence": "[cv/summary] QA engineer writing manual test plans. Interests: hiking, chess."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 3, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0037", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Kafka", "target_level": 3, "evidence": "[cv/summary] QA engineer writing manual test plans. Interests: hiking, chess."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0037", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Kafka", "target_level": 3, "evidence": "[cv/summary] QA engineer writing manual test plans. Interests: hiking, chess."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0037", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in gRPC", "target_level": 3, "evidence": "[cv/summary] Data analyst building Tableau dashboards and SQL reports. Interests: hiking, chess."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 1, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0038", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in gRPC", "target_level": 3, "evidence": "[cv/summary] Data analyst building Tableau dashboards and SQL reports. Interests: hiking, chess."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0038", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in gRPC", "target_level": 3, "evidence": "[cv/summary] Data analyst building Tableau dashboards and SQL reports. Interests: hiking, chess."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0038", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in static analysis", "target_level": 3, "evidence": "[interview/interview] Interviewer: asked about static analysis; candidate said they have zero experience with it."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 7, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0039", "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in static analysis", "target_level": 3, "evidence": "[interview/interview] Interviewer: asked about static analysis; candidate said they have zero experience with it."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 2, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0039", "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in static analysis", "target_level": 3, "evidence": "[interview/interview] Interviewer: asked about static analysis; candidate said they have zero experience with it."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 0, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0039", "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in integration testing", "target_level": 3, "evidence": "[cv/experience] As an associate engineer I supported colleagues who wrote integration tests against real databases, mostly pairing."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 7, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0040", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in integration testing", "target_level": 3, "evidence": "[cv/experience] As an associate engineer I supported colleagues who wrote integration tests against real databases, mostly pairing."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 1, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0040", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in integration testing", "target_level": 3, "evidence": "[cv/experience] As an associate engineer I supported colleagues who wrote integration tests against real databases, mostly pairing."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 2, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0040", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in event-driven architecture", "target_level": 3, "evidence": "[cv/experience] Over two years in production I implemented event handlers in an event-driven system without supervision."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 3, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0041", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in event-driven architecture", "target_level": 3, "evidence": "[cv/experience] Over two years in production I implemented event handlers in an event-driven system without supervision."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0041", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in event-driven architecture", "target_level": 3, "evidence": "[cv/experience] Over two years in production I implemented event handlers in an event-driven system without supervision."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 3, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0041", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in MongoDB", "target_level": 4, "evidence": "(no evidence)"}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 2, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0042", "difficulty": "easy", "case_type": "no_evidence", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in MongoDB", "target_level": 4, "evidence": "(no evidence)"}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0042", "difficulty": "easy", "case_type": "no_evidence", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in MongoDB", "target_level": 4, "evidence": "(no evidence)"}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0042", "difficulty": "easy", "case_type": "no_evidence", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Kubernetes", "target_level": 3, "evidence": "[cv/summary] Note: never worked with Kubernetes."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 4, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0043", "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Kubernetes", "target_level": 3, "evidence": "[cv/summary] Note: never worked with Kubernetes."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 2, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0043", "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Kubernetes", "target_level": 3, "evidence": "[cv/summary] Note: never worked with Kubernetes."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 0, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0043", "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in monitoring", "target_level": 4, "evidence": "[cv/experience] CV says: built the company observability stack (Prometheus, Grafana) and SLO program.\n[interview/interview] Interview check on monitoring failed; candidate admitted only minor involvement."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 5, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0044", "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in monitoring", "target_level": 4, "evidence": "[cv/experience] CV says: built the company observability stack (Prometheus, Grafana) and SLO program.\n[interview/interview] Interview check on monitoring failed; candidate admitted only minor involvement."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 2, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0044", "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in monitoring", "target_level": 4, "evidence": "[cv/experience] CV says: built the company observability stack (Prometheus, Grafana) and SLO program.\n[interview/interview] Interview check on monitoring failed; candidate admitted only minor involvement."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 2, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0044", "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in integration testing", "target_level": 4, "evidence": "[cv/summary] Technical writer producing API documentation. Interests: hiking, chess."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 7, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0045", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in integration testing", "target_level": 4, "evidence": "[cv/summary] Technical writer producing API documentation. Interests: hiking, chess."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0045", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in integration testing", "target_level": 4, "evidence": "[cv/summary] Technical writer producing API documentation. Interests: hiking, chess."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0045", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in OpenAPI", "target_level": 4, "evidence": "[cv/skills_list] Tech stack: OpenAPI | Slack | Confluence | Linux"}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 1, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0046", "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in OpenAPI", "target_level": 4, "evidence": "[cv/skills_list] Tech stack: OpenAPI | Slack | Confluence | Linux"}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0046", "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in OpenAPI", "target_level": 4, "evidence": "[cv/skills_list] Tech stack: OpenAPI | Slack | Confluence | Linux"}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0046", "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in CI/CD", "target_level": 3, "evidence": "[cv/experience] Member of the group that designed CI/CD with canary and automated rollback for 60 repos; I handled supporting tasks."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 4, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0047", "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in CI/CD", "target_level": 3, "evidence": "[cv/experience] Member of the group that designed CI/CD with canary and automated rollback for 60 repos; I handled supporting tasks."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 1, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0047", "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in CI/CD", "target_level": 3, "evidence": "[cv/experience] Member of the group that designed CI/CD with canary and automated rollback for 60 repos; I handled supporting tasks."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 2, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0047", "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in performance tuning", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I profiled and tuned JVM services increasing throughput 3x on the same hardware; this became the reference design for other teams."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 5, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0048", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in performance tuning", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I profiled and tuned JVM services increasing throughput 3x on the same hardware; this became the reference design for other teams."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0048", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in performance tuning", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I profiled and tuned JVM services increasing throughput 3x on the same hardware; this became the reference design for other teams."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 4, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0048", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in MongoDB", "target_level": 4, "evidence": "[cv/experience] Over two years in production I built MongoDB aggregations for reporting without supervision."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 2, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0049", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in MongoDB", "target_level": 4, "evidence": "[cv/experience] Over two years in production I built MongoDB aggregations for reporting without supervision."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0049", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in MongoDB", "target_level": 4, "evidence": "[cv/experience] Over two years in production I built MongoDB aggregations for reporting without supervision."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 3, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0049", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in event-driven architecture", "target_level": 3, "evidence": "[cv/summary] Hardworking and motivated, eager to grow."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 3, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0050", "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in event-driven architecture", "target_level": 3, "evidence": "[cv/summary] Hardworking and motivated, eager to grow."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0050", "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in event-driven architecture", "target_level": 3, "evidence": "[cv/summary] Hardworking and motivated, eager to grow."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0050", "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Node.js", "target_level": 3, "evidence": "[cv/experience] As an associate engineer I supported colleagues who developed Express APIs and handled on-call issues, mostly pairing."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0051", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Node.js", "target_level": 3, "evidence": "[cv/experience] As an associate engineer I supported colleagues who developed Express APIs and handled on-call issues, mostly pairing."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 1, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0051", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Node.js", "target_level": 3, "evidence": "[cv/experience] As an associate engineer I supported colleagues who developed Express APIs and handled on-call issues, mostly pairing."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 2, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0051", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in TypeScript (frontend)", "target_level": 4, "evidence": "[cv/summary] Note: never worked with TypeScript (frontend)."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 8, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0052", "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in TypeScript (frontend)", "target_level": 4, "evidence": "[cv/summary] Note: never worked with TypeScript (frontend)."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 2, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0052", "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in TypeScript (frontend)", "target_level": 4, "evidence": "[cv/summary] Note: never worked with TypeScript (frontend)."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 0, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0052", "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in integration testing", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I built Testcontainers-based integration test framework adopted by 10 teams; this became the reference design for other teams."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 7, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0053", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in integration testing", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I built Testcontainers-based integration test framework adopted by 10 teams; this became the reference design for other teams."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0053", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in integration testing", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I built Testcontainers-based integration test framework adopted by 10 teams; this became the reference design for other teams."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 4, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0053", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in unit testing", "target_level": 4, "evidence": "[cv/experience] Over two years in production I wrote unit tests for all features without supervision."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 7, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0054", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in unit testing", "target_level": 4, "evidence": "[cv/experience] Over two years in production I wrote unit tests for all features without supervision."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0054", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in unit testing", "target_level": 4, "evidence": "[cv/experience] Over two years in production I wrote unit tests for all features without supervision."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 3, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0054", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in distributed consistency", "target_level": 3, "evidence": "[cv/experience] As an associate engineer I supported colleagues who handled retries and deduplication in distributed jobs, mostly pairing."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 3, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0055", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in distributed consistency", "target_level": 3, "evidence": "[cv/experience] As an associate engineer I supported colleagues who handled retries and deduplication in distributed jobs, mostly pairing."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 1, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0055", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in distributed consistency", "target_level": 3, "evidence": "[cv/experience] As an associate engineer I supported colleagues who handled retries and deduplication in distributed jobs, mostly pairing."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 2, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0055", "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in C#/.NET", "target_level": 3, "evidence": "[cv/experience] Over two years in production I maintained ASP.NET Core APIs without supervision."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0056", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in C#/.NET", "target_level": 3, "evidence": "[cv/experience] Over two years in production I maintained ASP.NET Core APIs without supervision."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0056", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in C#/.NET", "target_level": 3, "evidence": "[cv/experience] Over two years in production I maintained ASP.NET Core APIs without supervision."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 3, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0056", "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in GraphQL", "target_level": 3, "evidence": "[interview/interview] Interviewer: asked about GraphQL; candidate said they have zero experience with it."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 1, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0057", "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in GraphQL", "target_level": 3, "evidence": "[interview/interview] Interviewer: asked about GraphQL; candidate said they have zero experience with it."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 2, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0057", "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in GraphQL", "target_level": 3, "evidence": "[interview/interview] Interviewer: asked about GraphQL; candidate said they have zero experience with it."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 0, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0057", "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in scalable system design", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I designed a multi-region system for 20M users with explicit consistency trade-offs; this became the reference design for other teams."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 3, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0058", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in scalable system design", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I designed a multi-region system for 20M users with explicit consistency trade-offs; this became the reference design for other teams."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0058", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in scalable system design", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I designed a multi-region system for 20M users with explicit consistency trade-offs; this became the reference design for other teams."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 4, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0058", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in REST API design", "target_level": 3, "evidence": "[cv/experience] CV says: designed a versioned public REST API (OpenAPI) for 40+ partners with idempotency keys.\n[interview/interview] Interview check on REST API design failed; candidate admitted only minor involvement."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 1, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0059", "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in REST API design", "target_level": 3, "evidence": "[cv/experience] CV says: designed a versioned public REST API (OpenAPI) for 40+ partners with idempotency keys.\n[interview/interview] Interview check on REST API design failed; candidate admitted only minor involvement."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 2, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0059", "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in REST API design", "target_level": 3, "evidence": "[cv/experience] CV says: designed a versioned public REST API (OpenAPI) for 40+ partners with idempotency keys.\n[interview/interview] Interview check on REST API design failed; candidate admitted only minor involvement."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 2, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0059", "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Elasticsearch", "target_level": 4, "evidence": "[cv/skills_list] Tech stack: Elasticsearch | Slack | Confluence | Linux"}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 2, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0060", "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Elasticsearch", "target_level": 4, "evidence": "[cv/skills_list] Tech stack: Elasticsearch | Slack | Confluence | Linux"}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0060", "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Elasticsearch", "target_level": 4, "evidence": "[cv/skills_list] Tech stack: Elasticsearch | Slack | Confluence | Linux"}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0060", "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Java", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I designed a Java/Spring settlement engine processing $2B/yr and cut GC pauses 80%; this became the reference design for other teams."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0061", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Java", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I designed a Java/Spring settlement engine processing $2B/yr and cut GC pauses 80%; this became the reference design for other teams."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0061", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Java", "target_level": 4, "evidence": "[cv/experience] At a fintech scale-up I designed a Java/Spring settlement engine processing $2B/yr and cut GC pauses 80%; this became the reference design for other teams."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 4, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0061", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Rust", "target_level": 3, "evidence": "[cv/summary] Senior iOS engineer (Swift) shipping consumer apps for 6 years. Interests: hiking, chess."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0062", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Rust", "target_level": 3, "evidence": "[cv/summary] Senior iOS engineer (Swift) shipping consumer apps for 6 years. Interests: hiking, chess."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0062", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Rust", "target_level": 3, "evidence": "[cv/summary] Senior iOS engineer (Swift) shipping consumer apps for 6 years. Interests: hiking, chess."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0062", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in TypeScript (frontend)", "target_level": 3, "evidence": "[cv/summary] Backend engineer, Go and PostgreSQL, 7 years. Interests: hiking, chess."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 8, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0063", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in TypeScript (frontend)", "target_level": 3, "evidence": "[cv/summary] Backend engineer, Go and PostgreSQL, 7 years. Interests: hiking, chess."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0063", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in TypeScript (frontend)", "target_level": 3, "evidence": "[cv/summary] Backend engineer, Go and PostgreSQL, 7 years. Interests: hiking, chess."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0063", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in incident response", "target_level": 4, "evidence": "(no evidence)"}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 5, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0064", "difficulty": "easy", "case_type": "no_evidence", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in incident response", "target_level": 4, "evidence": "(no evidence)"}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0064", "difficulty": "easy", "case_type": "no_evidence", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in incident response", "target_level": 4, "evidence": "(no evidence)"}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0064", "difficulty": "easy", "case_type": "no_evidence", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in mentoring", "target_level": 4, "evidence": "[cv/summary] Hardworking and motivated, eager to grow."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 9, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0065", "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in mentoring", "target_level": 4, "evidence": "[cv/summary] Hardworking and motivated, eager to grow."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0065", "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in mentoring", "target_level": 4, "evidence": "[cv/summary] Hardworking and motivated, eager to grow."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0065", "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in React", "target_level": 4, "evidence": "[cv/experience] Org-wide owner of React: architected React micro-frontend platform for 6 teams; maintainer of a widely used open-source React library."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 8, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0066", "difficulty": "easy", "case_type": "expert", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in React", "target_level": 4, "evidence": "[cv/experience] Org-wide owner of React: architected React micro-frontend platform for 6 teams; maintainer of a widely used open-source React library."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0066", "difficulty": "easy", "case_type": "expert", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in React", "target_level": 4, "evidence": "[cv/experience] Org-wide owner of React: architected React micro-frontend platform for 6 teams; maintainer of a widely used open-source React library."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 5, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0066", "difficulty": "easy", "case_type": "expert", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in microservices", "target_level": 4, "evidence": "[interview/interview] Interviewer: asked about microservices; candidate said they have zero experience with it."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 3, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0067", "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in microservices", "target_level": 4, "evidence": "[interview/interview] Interviewer: asked about microservices; candidate said they have zero experience with it."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 2, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0067", "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in microservices", "target_level": 4, "evidence": "[interview/interview] Interviewer: asked about microservices; candidate said they have zero experience with it."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 0, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0067", "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Terraform", "target_level": 3, "evidence": "[cv/experience] At a fintech scale-up I authored reusable Terraform modules used by 15 teams; this became the reference design for other teams."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 4, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0068", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Terraform", "target_level": 3, "evidence": "[cv/experience] At a fintech scale-up I authored reusable Terraform modules used by 15 teams; this became the reference design for other teams."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0068", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Terraform", "target_level": 3, "evidence": "[cv/experience] At a fintech scale-up I authored reusable Terraform modules used by 15 teams; this became the reference design for other teams."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 4, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0068", "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in API versioning", "target_level": 4, "evidence": "[cv/skills_list] Tech stack: API versioning | Slack | Confluence | Linux"}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 1, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0069", "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in API versioning", "target_level": 4, "evidence": "[cv/skills_list] Tech stack: API versioning | Slack | Confluence | Linux"}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0069", "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in API versioning", "target_level": 4, "evidence": "[cv/skills_list] Tech stack: API versioning | Slack | Confluence | Linux"}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0069", "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Terraform", "target_level": 3, "evidence": "[cv/summary] Backend engineer building Java services deployed by a separate ops team to VMs. Interests: hiking, chess."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 4, "meta": {"decision": "skill", "sample_id": "sj-v002-ho-0070", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Terraform", "target_level": 3, "evidence": "[cv/summary] Backend engineer building Java services deployed by a separate ops team to VMs. Interests: hiking, chess."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v002-ho-0070", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Demonstrated expertise in Terraform", "target_level": 3, "evidence": "[cv/summary] Backend engineer building Java services deployed by a separate ops team to VMs. Interests: hiking, chess."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v002-ho-0070", "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v002", "split": "heldout_locked", "label_status": "synthetic_needs_review"}}
{"state": {"requirement": "Strong Redis skills", "target_level": 3, "evidence": "[cv/cv_excerpt] MI1 \u2022 Front-end developer - 10 months Developed an adaptive and responsive app from scratch that enables users to book parking spots for events. Developed pages and reusable components used best practice in Next.js and  SCSS, described it in the Storybook and covered them with Unit tests."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 2, "meta": {"decision": "skill", "sample_id": "sj-v003-rho-0001", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "597d753d-d1cc-5305-85a8-169e2b352f76", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Strong Redis skills", "target_level": 3, "evidence": "[cv/cv_excerpt] MI1 \u2022 Front-end developer - 10 months Developed an adaptive and responsive app from scratch that enables users to book parking spots for events. Developed pages and reusable components used best practice in Next.js and  SCSS, described it in the Storybook and covered them with Unit tests."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v003-rho-0001", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "597d753d-d1cc-5305-85a8-169e2b352f76", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Strong Redis skills", "target_level": 3, "evidence": "[cv/cv_excerpt] MI1 \u2022 Front-end developer - 10 months Developed an adaptive and responsive app from scratch that enables users to book parking spots for events. Developed pages and reusable components used best practice in Next.js and  SCSS, described it in the Storybook and covered them with Unit tests."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v003-rho-0001", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "597d753d-d1cc-5305-85a8-169e2b352f76", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Strong code review skills", "target_level": 3, "evidence": "[cv/cv_excerpt] Designed scalable data processing solutions capable of accommodating exponential data growth. Collected TBs of data from different sources. In my current projects, I have processed substantial amounts of data, reaching hundreds of gigabytes."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 7, "meta": {"decision": "skill", "sample_id": "sj-v003-rho-0002", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "7bc0a3f9-9b4c-51ac-a156-37f1622c2aea", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Strong code review skills", "target_level": 3, "evidence": "[cv/cv_excerpt] Designed scalable data processing solutions capable of accommodating exponential data growth. Collected TBs of data from different sources. In my current projects, I have processed substantial amounts of data, reaching hundreds of gigabytes."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v003-rho-0002", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "7bc0a3f9-9b4c-51ac-a156-37f1622c2aea", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Strong code review skills", "target_level": 3, "evidence": "[cv/cv_excerpt] Designed scalable data processing solutions capable of accommodating exponential data growth. Collected TBs of data from different sources. In my current projects, I have processed substantial amounts of data, reaching hundreds of gigabytes."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v003-rho-0002", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "7bc0a3f9-9b4c-51ac-a156-37f1622c2aea", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Python experience", "target_level": 4, "evidence": "[cv/cv_excerpt] Designed and implemented different projects using following technologies: C++, C, Python, C#;"}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v003-rho-0003", "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "b1994fd0-8bf6-5dc8-8e60-81b57fdadf58", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Python experience", "target_level": 4, "evidence": "[cv/cv_excerpt] Designed and implemented different projects using following technologies: C++, C, Python, C#;"}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 1, "meta": {"decision": "evidence", "sample_id": "sj-v003-rho-0003", "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "b1994fd0-8bf6-5dc8-8e60-81b57fdadf58", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Python experience", "target_level": 4, "evidence": "[cv/cv_excerpt] Designed and implemented different projects using following technologies: C++, C, Python, C#;"}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v003-rho-0003", "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "b1994fd0-8bf6-5dc8-8e60-81b57fdadf58", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Strong Java skills", "target_level": 4, "evidence": "[cv/cv_excerpt] Over 5 years experience as a Java Developer in OOD, testing, and support of Enterprise applications using Spring framework."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v003-rho-0004", "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "4d500bb2-2ab3-5e77-be75-249ca78b9ce9", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Strong Java skills", "target_level": 4, "evidence": "[cv/cv_excerpt] Over 5 years experience as a Java Developer in OOD, testing, and support of Enterprise applications using Spring framework."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v003-rho-0004", "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "4d500bb2-2ab3-5e77-be75-249ca78b9ce9", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Strong Java skills", "target_level": 4, "evidence": "[cv/cv_excerpt] Over 5 years experience as a Java Developer in OOD, testing, and support of Enterprise applications using Spring framework."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 3, "meta": {"decision": "proficiency", "sample_id": "sj-v003-rho-0004", "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "4d500bb2-2ab3-5e77-be75-249ca78b9ce9", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven Java in production", "target_level": 4, "evidence": "[cv/cv_excerpt] I did a mentorship program in Java programming for Baku Higher School's students under the Programming Club at BHOS for a year."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v003-rho-0005", "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "a00292d1-e827-5b49-9856-0c46ffcf3d9e", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven Java in production", "target_level": 4, "evidence": "[cv/cv_excerpt] I did a mentorship program in Java programming for Baku Higher School's students under the Programming Club at BHOS for a year."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 1, "meta": {"decision": "evidence", "sample_id": "sj-v003-rho-0005", "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "a00292d1-e827-5b49-9856-0c46ffcf3d9e", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven Java in production", "target_level": 4, "evidence": "[cv/cv_excerpt] I did a mentorship program in Java programming for Baku Higher School's students under the Programming Club at BHOS for a year."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 2, "meta": {"decision": "proficiency", "sample_id": "sj-v003-rho-0005", "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "a00292d1-e827-5b49-9856-0c46ffcf3d9e", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven C#/.NET in production", "target_level": 3, "evidence": "[cv/cv_excerpt] Worked on 3D VR Room Staging project (C# Unity), which"}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v003-rho-0006", "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "ab3d80cd-4725-5d54-b83d-54e8f0721397", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven C#/.NET in production", "target_level": 3, "evidence": "[cv/cv_excerpt] Worked on 3D VR Room Staging project (C# Unity), which"}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 1, "meta": {"decision": "evidence", "sample_id": "sj-v003-rho-0006", "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "ab3d80cd-4725-5d54-b83d-54e8f0721397", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven C#/.NET in production", "target_level": 3, "evidence": "[cv/cv_excerpt] Worked on 3D VR Room Staging project (C# Unity), which"}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 2, "meta": {"decision": "proficiency", "sample_id": "sj-v003-rho-0006", "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "ab3d80cd-4725-5d54-b83d-54e8f0721397", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven Docker in production", "target_level": 4, "evidence": "[cv/cv_excerpt] Know DevOps and networking basics, have experience in working with Linux, Docker, Docker-Compose, MySql, Terraform, Jenkins and GitHub actions, have basic understanding of Ansible, AWS and Prometheus."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 4, "meta": {"decision": "skill", "sample_id": "sj-v003-rho-0007", "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "b67db308-c0a9-5fad-91b2-1a9c4a8aaa7d", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven Docker in production", "target_level": 4, "evidence": "[cv/cv_excerpt] Know DevOps and networking basics, have experience in working with Linux, Docker, Docker-Compose, MySql, Terraform, Jenkins and GitHub actions, have basic understanding of Ansible, AWS and Prometheus."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 1, "meta": {"decision": "evidence", "sample_id": "sj-v003-rho-0007", "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "b67db308-c0a9-5fad-91b2-1a9c4a8aaa7d", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven Docker in production", "target_level": 4, "evidence": "[cv/cv_excerpt] Know DevOps and networking basics, have experience in working with Linux, Docker, Docker-Compose, MySql, Terraform, Jenkins and GitHub actions, have basic understanding of Ansible, AWS and Prometheus."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 2, "meta": {"decision": "proficiency", "sample_id": "sj-v003-rho-0007", "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "b67db308-c0a9-5fad-91b2-1a9c4a8aaa7d", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Strong C#/.NET skills", "target_level": 4, "evidence": "[cv/cv_excerpt] Ending .NET/C# courses with diploma."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v003-rho-0008", "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "3eff9042-f57d-5500-994b-1aec2df7ef12", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Strong C#/.NET skills", "target_level": 4, "evidence": "[cv/cv_excerpt] Ending .NET/C# courses with diploma."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 1, "meta": {"decision": "evidence", "sample_id": "sj-v003-rho-0008", "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "3eff9042-f57d-5500-994b-1aec2df7ef12", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Strong C#/.NET skills", "target_level": 4, "evidence": "[cv/cv_excerpt] Ending .NET/C# courses with diploma."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 1, "meta": {"decision": "proficiency", "sample_id": "sj-v003-rho-0008", "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "3eff9042-f57d-5500-994b-1aec2df7ef12", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "MongoDB experience", "target_level": 4, "evidence": "[cv/cv_excerpt] Experience with creating the architecture of a complicated information system processing real-time financial data, and its development as a product owner I have an experience of 16 years in finance and software development for financial markets, developed financial software in person and in a professional team as a product owner. As a project manager, I was in charge of cooperation with US vendors, worked on the improvement of business processes, participated in hiring"}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 2, "meta": {"decision": "skill", "sample_id": "sj-v003-rho-0009", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "d8b50ce6-c9a1-5e47-baf7-fe817dae134b", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "MongoDB experience", "target_level": 4, "evidence": "[cv/cv_excerpt] Experience with creating the architecture of a complicated information system processing real-time financial data, and its development as a product owner I have an experience of 16 years in finance and software development for financial markets, developed financial software in person and in a professional team as a product owner. As a project manager, I was in charge of cooperation with US vendors, worked on the improvement of business processes, participated in hiring"}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v003-rho-0009", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "d8b50ce6-c9a1-5e47-baf7-fe817dae134b", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "MongoDB experience", "target_level": 4, "evidence": "[cv/cv_excerpt] Experience with creating the architecture of a complicated information system processing real-time financial data, and its development as a product owner I have an experience of 16 years in finance and software development for financial markets, developed financial software in person and in a professional team as a product owner. As a project manager, I was in charge of cooperation with US vendors, worked on the improvement of business processes, participated in hiring"}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v003-rho-0009", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "d8b50ce6-c9a1-5e47-baf7-fe817dae134b", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven CI/CD in production", "target_level": 4, "evidence": "[cv/cv_excerpt] Successfully reduced deployment time for a critical project by 50% through optimizing Dockerfile configuration and improving the efficiency of the CI/CD pipeline"}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 4, "meta": {"decision": "skill", "sample_id": "sj-v003-rho-0010", "difficulty": "hard", "case_type": "real_strong_ownership", "source": "djinni_cv_en", "source_record": "60fda6ce-919c-5b60-a149-57cc2507bed9", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven CI/CD in production", "target_level": 4, "evidence": "[cv/cv_excerpt] Successfully reduced deployment time for a critical project by 50% through optimizing Dockerfile configuration and improving the efficiency of the CI/CD pipeline"}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 0, "meta": {"decision": "evidence", "sample_id": "sj-v003-rho-0010", "difficulty": "hard", "case_type": "real_strong_ownership", "source": "djinni_cv_en", "source_record": "60fda6ce-919c-5b60-a149-57cc2507bed9", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven CI/CD in production", "target_level": 4, "evidence": "[cv/cv_excerpt] Successfully reduced deployment time for a critical project by 50% through optimizing Dockerfile configuration and improving the efficiency of the CI/CD pipeline"}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 3, "meta": {"decision": "proficiency", "sample_id": "sj-v003-rho-0010", "difficulty": "hard", "case_type": "real_strong_ownership", "source": "djinni_cv_en", "source_record": "60fda6ce-919c-5b60-a149-57cc2507bed9", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven MySQL in production", "target_level": 4, "evidence": "[cv/cv_excerpt] Becoming a fully qualified accountant under the ACCA in London, United Kingdom. For ten years, I worked in London as a qualified accountant in audit and financial services for companies such as Ernst and Young, PriceWaterhouseCoopers, Lloyds Bank and NatWest bank. This meant I constantly had to communicate with Chief Executive Officers, Financial Directors, Partners and managers of all levels constantly."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 2, "meta": {"decision": "skill", "sample_id": "sj-v003-rho-0011", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "f42166af-4ea8-5135-af9a-44f4c5f2ba9a", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven MySQL in production", "target_level": 4, "evidence": "[cv/cv_excerpt] Becoming a fully qualified accountant under the ACCA in London, United Kingdom. For ten years, I worked in London as a qualified accountant in audit and financial services for companies such as Ernst and Young, PriceWaterhouseCoopers, Lloyds Bank and NatWest bank. This meant I constantly had to communicate with Chief Executive Officers, Financial Directors, Partners and managers of all levels constantly."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v003-rho-0011", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "f42166af-4ea8-5135-af9a-44f4c5f2ba9a", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven MySQL in production", "target_level": 4, "evidence": "[cv/cv_excerpt] Becoming a fully qualified accountant under the ACCA in London, United Kingdom. For ten years, I worked in London as a qualified accountant in audit and financial services for companies such as Ernst and Young, PriceWaterhouseCoopers, Lloyds Bank and NatWest bank. This meant I constantly had to communicate with Chief Executive Officers, Financial Directors, Partners and managers of all levels constantly."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v003-rho-0011", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "f42166af-4ea8-5135-af9a-44f4c5f2ba9a", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Strong mentoring skills", "target_level": 3, "evidence": "[cv/cv_excerpt] Mentored 2 sales managers in our team and improved their productivity by 40%."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 9, "meta": {"decision": "skill", "sample_id": "sj-v003-rho-0012", "difficulty": "hard", "case_type": "real_strong_ownership", "source": "djinni_cv_en", "source_record": "2249947c-4ccf-56f0-a02f-c5086ad9c631", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Strong mentoring skills", "target_level": 3, "evidence": "[cv/cv_excerpt] Mentored 2 sales managers in our team and improved their productivity by 40%."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 1, "meta": {"decision": "evidence", "sample_id": "sj-v003-rho-0012", "difficulty": "hard", "case_type": "real_strong_ownership", "source": "djinni_cv_en", "source_record": "2249947c-4ccf-56f0-a02f-c5086ad9c631", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Strong mentoring skills", "target_level": 3, "evidence": "[cv/cv_excerpt] Mentored 2 sales managers in our team and improved their productivity by 40%."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 2, "meta": {"decision": "proficiency", "sample_id": "sj-v003-rho-0012", "difficulty": "hard", "case_type": "real_strong_ownership", "source": "djinni_cv_en", "source_record": "2249947c-4ccf-56f0-a02f-c5086ad9c631", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven unit testing in production", "target_level": 4, "evidence": "[cv/cv_excerpt] Actively learning and deepening my knowledge in the field of frontend development. Striving to constantly improve my skills and apply them in practical tasks. Ready for new challenges and growth as a professional in this field."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 7, "meta": {"decision": "skill", "sample_id": "sj-v003-rho-0013", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "8e593091-c893-5d1a-b4fe-50ed52921933", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven unit testing in production", "target_level": 4, "evidence": "[cv/cv_excerpt] Actively learning and deepening my knowledge in the field of frontend development. Striving to constantly improve my skills and apply them in practical tasks. Ready for new challenges and growth as a professional in this field."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v003-rho-0013", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "8e593091-c893-5d1a-b4fe-50ed52921933", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven unit testing in production", "target_level": 4, "evidence": "[cv/cv_excerpt] Actively learning and deepening my knowledge in the field of frontend development. Striving to constantly improve my skills and apply them in practical tasks. Ready for new challenges and growth as a professional in this field."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v003-rho-0013", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "8e593091-c893-5d1a-b4fe-50ed52921933", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven Python in production", "target_level": 3, "evidence": "[cv/cv_excerpt] Languages: JavaScript, HTML, CSS, Python, SQL"}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v003-rho-0014", "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "b92d0d33-a2dd-576a-b2ad-d047a7aa86fe", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven Python in production", "target_level": 3, "evidence": "[cv/cv_excerpt] Languages: JavaScript, HTML, CSS, Python, SQL"}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v003-rho-0014", "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "b92d0d33-a2dd-576a-b2ad-d047a7aa86fe", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven Python in production", "target_level": 3, "evidence": "[cv/cv_excerpt] Languages: JavaScript, HTML, CSS, Python, SQL"}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v003-rho-0014", "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "b92d0d33-a2dd-576a-b2ad-d047a7aa86fe", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Python experience", "target_level": 3, "evidence": "[cv/cv_excerpt] Technology: AWS PaaS, AWS Glue, AWS RDS,  Spark,  Python"}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v003-rho-0015", "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "6db1f1f7-4dd8-55fa-804e-acf8eab8af95", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Python experience", "target_level": 3, "evidence": "[cv/cv_excerpt] Technology: AWS PaaS, AWS Glue, AWS RDS,  Spark,  Python"}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v003-rho-0015", "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "6db1f1f7-4dd8-55fa-804e-acf8eab8af95", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Python experience", "target_level": 3, "evidence": "[cv/cv_excerpt] Technology: AWS PaaS, AWS Glue, AWS RDS,  Spark,  Python"}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v003-rho-0015", "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "6db1f1f7-4dd8-55fa-804e-acf8eab8af95", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven React in production", "target_level": 4, "evidence": "[cv/cv_excerpt] Identification and fraud prevention through internet channel; Ensuring online customer registration, orders and account updates are processed in timely manner before the cut-off time to secure smooth and timely delivery  of the orders. work on implementation of Business Order Administration objectives, in line with NBS strategy"}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 8, "meta": {"decision": "skill", "sample_id": "sj-v003-rho-0016", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "6de2fa08-144f-5b71-97f1-5fde1cb3b358", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven React in production", "target_level": 4, "evidence": "[cv/cv_excerpt] Identification and fraud prevention through internet channel; Ensuring online customer registration, orders and account updates are processed in timely manner before the cut-off time to secure smooth and timely delivery  of the orders. work on implementation of Business Order Administration objectives, in line with NBS strategy"}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v003-rho-0016", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "6de2fa08-144f-5b71-97f1-5fde1cb3b358", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven React in production", "target_level": 4, "evidence": "[cv/cv_excerpt] Identification and fraud prevention through internet channel; Ensuring online customer registration, orders and account updates are processed in timely manner before the cut-off time to secure smooth and timely delivery  of the orders. work on implementation of Business Order Administration objectives, in line with NBS strategy"}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v003-rho-0016", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "6de2fa08-144f-5b71-97f1-5fde1cb3b358", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven Kubernetes in production", "target_level": 3, "evidence": "[cv/cv_excerpt] The introduction of the mechanism reduced the company's losses from credit card fraud by ~ 75% Holding the position of affiliate manager and efficiently worked with a team of developers and testers to localize and adapt the website to Polish and Swedish. Successfully gained new customers and established strong relationships with several foreign partners after the introduction of the localized websites."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 4, "meta": {"decision": "skill", "sample_id": "sj-v003-rho-0017", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "5f9ed516-05ea-56fa-871f-6a7d0486474d", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven Kubernetes in production", "target_level": 3, "evidence": "[cv/cv_excerpt] The introduction of the mechanism reduced the company's losses from credit card fraud by ~ 75% Holding the position of affiliate manager and efficiently worked with a team of developers and testers to localize and adapt the website to Polish and Swedish. Successfully gained new customers and established strong relationships with several foreign partners after the introduction of the localized websites."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v003-rho-0017", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "5f9ed516-05ea-56fa-871f-6a7d0486474d", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven Kubernetes in production", "target_level": 3, "evidence": "[cv/cv_excerpt] The introduction of the mechanism reduced the company's losses from credit card fraud by ~ 75% Holding the position of affiliate manager and efficiently worked with a team of developers and testers to localize and adapt the website to Polish and Swedish. Successfully gained new customers and established strong relationships with several foreign partners after the introduction of the localized websites."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v003-rho-0017", "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "5f9ed516-05ea-56fa-871f-6a7d0486474d", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Strong Python skills", "target_level": 4, "evidence": "[cv/cv_excerpt] Covered basic data types including arrays, conditional statements and loops on Python."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v003-rho-0018", "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "2d165f4d-3eea-577b-992c-1b43fa30a5f4", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Strong Python skills", "target_level": 4, "evidence": "[cv/cv_excerpt] Covered basic data types including arrays, conditional statements and loops on Python."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 1, "meta": {"decision": "evidence", "sample_id": "sj-v003-rho-0018", "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "2d165f4d-3eea-577b-992c-1b43fa30a5f4", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Strong Python skills", "target_level": 4, "evidence": "[cv/cv_excerpt] Covered basic data types including arrays, conditional statements and loops on Python."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 1, "meta": {"decision": "proficiency", "sample_id": "sj-v003-rho-0018", "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "2d165f4d-3eea-577b-992c-1b43fa30a5f4", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven React in production", "target_level": 4, "evidence": "[cv/cv_excerpt] I see self-development in learning Vue/Angular/React Native if they would be on your projects."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 8, "meta": {"decision": "skill", "sample_id": "sj-v003-rho-0019", "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "2de76d2d-16d0-5cfb-8279-51b966729db6", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven React in production", "target_level": 4, "evidence": "[cv/cv_excerpt] I see self-development in learning Vue/Angular/React Native if they would be on your projects."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v003-rho-0019", "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "2de76d2d-16d0-5cfb-8279-51b966729db6", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Proven React in production", "target_level": 4, "evidence": "[cv/cv_excerpt] I see self-development in learning Vue/Angular/React Native if they would be on your projects."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v003-rho-0019", "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "2de76d2d-16d0-5cfb-8279-51b966729db6", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Strong Node.js skills", "target_level": 3, "evidence": "[cv/cv_excerpt] Technologies: Dart, Flutter (iOS, Android), Swift, NodeJS, SQL, Oracle."}, "question": "Which competency group does this requirement belong to?", "options": ["lang_core", "api_design", "data_storage", "system_design", "cloud_devops", "reliability_obs", "security", "testing_quality", "frontend", "leadership"], "type": "choice", "target": 0, "meta": {"decision": "skill", "sample_id": "sj-v003-rho-0020", "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "08edb331-776c-5ca7-9bb9-a791e32e3408", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Strong Node.js skills", "target_level": 3, "evidence": "[cv/cv_excerpt] Technologies: Dart, Flutter (iOS, Android), Swift, NodeJS, SQL, Oracle."}, "question": "Does the candidate evidence support the requirement?", "options": ["supported", "partial", "contradicted", "insufficient"], "type": "choice", "target": 3, "meta": {"decision": "evidence", "sample_id": "sj-v003-rho-0020", "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "08edb331-776c-5ca7-9bb9-a791e32e3408", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}
{"state": {"requirement": "Strong Node.js skills", "target_level": 3, "evidence": "[cv/cv_excerpt] Technologies: Dart, Flutter (iOS, Android), Swift, NodeJS, SQL, Oracle."}, "question": "What proficiency level (0-5) does the evidence show for this requirement? Use 'unknown' if evidence is insufficient; 0 only if no experience is explicitly stated.", "options": ["0", "1", "2", "3", "4", "5", "unknown"], "type": "choice", "target": 6, "meta": {"decision": "proficiency", "sample_id": "sj-v003-rho-0020", "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "08edb331-776c-5ca7-9bb9-a791e32e3408", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "heldout_locked", "label_status": "agent_reviewed_needs_expert_review"}}