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sj-v005-bl3-00444
0.1
0.1
{ "text": "Experience with scalable system design", "skill": "scalable system design", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v005-bl3-00444-e1", "section": "experience", "source_type": "cv", "text": "Worked independently: designed a single service including data model and failure modes, owning it in production." } ]
{ "group_id": "system_design", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "boundary_l3", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-006885
0.1
0.1
{ "text": "Experience with static analysis", "skill": "static analysis", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006885-e1", "section": "experience", "source_type": "cv", "text": "Our team introduced SonarQube and custom lint rules gating all merges. My contribution: tests and documentation." } ]
{ "group_id": "testing_quality", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-013691
0.1
0.1
{ "text": "Experience with accessibility", "skill": "accessibility", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013691-e1", "section": "interview", "source_type": "interview", "text": "Candidate confirmed they have never worked with accessibility." } ]
{ "group_id": "frontend", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-015058
0.1
0.1
{ "text": "Working knowledge of technical design docs", "skill": "technical design docs", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015058-e1", "section": "summary", "source_type": "cv", "text": "I have no experience with technical design docs at all." }, { "evidence_id": "sj-v004-syn-015058-e2", "section": "summary", "source_type": "cv", "text": "Agile/Scrum teams of 5-8 people....
{ "group_id": "leadership", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-003583
0.1
0.1
{ "text": "Commercial experience with monitoring", "skill": "monitoring", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003583-e1", "section": "skills_list", "source_type": "cv", "text": "Stack: monitoring, Jira, Confluence, Git" } ]
{ "group_id": "reliability_obs", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-031197
0.1
0.1
{ "text": "Strong Docker skills", "skill": "Docker", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-031197-e1", "section": "experience", "source_type": "cv", "text": "trainee developer; shadowed seniors who containerized services with docker." } ]
{ "group_id": "cloud_devops", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-01541
0.1
0.1
{ "text": "Proven React in production", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-01541-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Freelance work plus pet projects for practice and learning new tools, I want to develop myself as a Front-end retailer directly from React." } ]
{ "group_id": "frontend", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "400821b8-9dd1-5eb7-8dd7-955f13f0a0f5", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-016761
0.1
0.1
{ "text": "Strong hands-on C#/.NET background", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016761-e1", "section": "experience", "source_type": "cv", "text": "Senior backend developer; key achievement: architected .NET 8 order platform across 12 services." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-002328
0.1
0.1
{ "text": "Deep monitoring expertise", "skill": "monitoring", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002328-e1", "section": "experience", "source_type": "cv", "text": "Software engineer (2021-2024): created dashboards and alerts for services." } ]
{ "group_id": "reliability_obs", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-015746
0.1
0.1
{ "text": "Strong hands-on accessibility background", "skill": "accessibility", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015746-e1", "section": "experience", "source_type": "cv", "text": "independently fixed accessibility issues reported by qa; on-call owner for it." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-007871
0.1
0.1
{ "text": "Hands-on REST API design", "skill": "REST API design", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-007871-e1", "section": "experience", "source_type": "cv", "text": "Assisted on tasks where the team built REST endpoints with validation and pagination; picked tickets prepared by the lead." } ]
{ "group_id": "api_design", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-019344
0.1
0.1
{ "text": "Commercial experience with mentoring", "skill": "mentoring", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-019344-e1", "section": "experience", "source_type": "cv", "text": "Core contributor to the mentoring ecosystem; mentored 6 engineers, 3 promoted, and ran the onboarding program." } ]
{ "group_id": "leadership", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-001736
0.1
0.1
{ "text": "Commercial experience with authorization (RBAC)", "skill": "authorization (RBAC)", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001736-e1", "section": "experience", "source_type": "cv", "text": "Owned the initiative where I designed fine-grained RBAC/ABAC service used by all products, and drove authorization (RBAC) decisions for the team." } ]
{ "group_id": "security", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-01084
0.1
0.1
{ "text": "Strong CI/CD skills", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01084-e1", "section": "experience", "source_type": "cv", "text": "I personally designed CI/CD with canary and automated rollback for 60 repos." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-00430
0.1
0.1
{ "text": "Production Kafka skills", "skill": "Kafka", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00430-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Improved Kafka performance by 30% for one critical report." } ]
{ "group_id": "system_design", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-real-06568
0.1
0.1
{ "text": "REST API design experience", "skill": "REST API design", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06568-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Devops developer for UNIX Soft Serve IT Academy (DevOps Course, lv646) English course from Umbrella School Private English lessons from March 2021 till now (February 2023)." } ]
{ "group_id": "api_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "2d88ef3a-4a34-54dd-9820-d8aee91f0560", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-028472
0.1
0.1
{ "text": "Deep Node.js expertise", "skill": "Node.js", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-028472-e1", "section": "interview", "source_type": "interview", "text": "Screening: asked about Node.js, candidate has not worked with it." } ]
{ "group_id": "lang_core", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-002262
0.1
0.1
{ "text": "Commercial experience with Node.js", "skill": "Node.js", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002262-e1", "section": "experience", "source_type": "cv", "text": "Experience: Senior iOS engineer (Swift) shipping consumer apps for 6 years." } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-003937
0.1
0.1
{ "text": "Good understanding of mentoring", "skill": "mentoring", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003937-e1", "section": "experience", "source_type": "cv", "text": "Our team mentored 6 engineers, 3 promoted, and ran the onboarding program. My contribution: tests and documentation." } ]
{ "group_id": "leadership", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-013325
0.1
0.1
{ "text": "Proven REST API design in production", "skill": "REST API design", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013325-e1", "section": "experience", "source_type": "cv", "text": "Contributed peripheral tickets to a project where the team designed a versioned public REST API (OpenAPI) for 40+ partners with idempotency keys." } ]
{ "group_id": "api_design", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-00801
0.1
0.1
{ "text": "Strong cross-team leadership skills", "skill": "cross-team leadership", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00801-e1", "section": "experience", "source_type": "cv", "text": "Tried cross-team leadership in a weekend pet project to learn the basics." } ]
{ "group_id": "leadership", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-028481
0.1
0.1
{ "text": "Hands-on API versioning", "skill": "API versioning", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-028481-e1", "section": "experience", "source_type": "cv", "text": "Assisted on tasks where the team shipped v2 of an internal API with backward compatibility; picked tickets prepared by the lead." } ]
{ "group_id": "api_design", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-016423
0.1
0.1
{ "text": "Hands-on event-driven architecture", "skill": "event-driven architecture", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016423-e1", "section": "experience", "source_type": "cv", "text": "Lead engineer 2018-2023: designed saga-based event-driven checkout across 6 services." } ]
{ "group_id": "system_design", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-016488
0.1
0.1
{ "text": "Solid performance tuning knowledge", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016488-e1", "section": "summary", "source_type": "cv", "text": "performance tuning guru, top expert level." } ]
{ "group_id": "reliability_obs", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "claim_no_detail", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-01398
0.1
0.1
{ "text": "Experience with C#/.NET", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01398-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Ran a C#/.NET study group for university students for a semester." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v005-bl3-00361
0.1
0.1
{ "text": "Strong CI/CD skills", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl3-00361-e1", "section": "experience", "source_type": "cv", "text": "Mid-level engineer for 2 years: maintained GitHub Actions pipelines; handled the on-call for it." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "boundary_l3", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-012504
0.1
0.1
{ "text": "Commercial experience with Python", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012504-e1", "section": "experience", "source_type": "cv", "text": "Summary: Senior iOS engineer (Swift) shipping consumer apps for 6 years. Hobbies: football." } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-006248
0.1
0.1
{ "text": "Expert-level database migrations", "skill": "database migrations", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006248-e1", "section": "experience", "source_type": "cv", "text": "Mid-level developer: wrote and ran production migrations; shipped to production regularly." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v005-bl3-00367
0.1
0.1
{ "text": "Solid OpenAPI knowledge", "skill": "OpenAPI", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl3-00367-e1", "section": "experience", "source_type": "cv", "text": "Over 3 years I wrote OpenAPI specs for team services; feature owner, no design ownership." } ]
{ "group_id": "api_design", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "boundary_l3", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-010600
0.1
0.1
{ "text": "Solid Terraform knowledge", "skill": "Terraform", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010600-e1", "section": "skills_list", "source_type": "cv", "text": "Technologies: Docker, Terraform, Scrum, SQL" } ]
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-014784
0.1
0.1
{ "text": "Experience with Redis", "skill": "Redis", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014784-e1", "section": "experience", "source_type": "cv", "text": "Experience: Frontend developer focused on CSS animations and design systems." } ]
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-006408
0.1
0.1
{ "text": "Production OpenAPI skills", "skill": "OpenAPI", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006408-e1", "section": "experience", "source_type": "cv", "text": "Intern then junior: with help from the lead, I contributed while the team wrote OpenAPI specs for team services." }, { "evidence_id": "sj-v004-syn-006408-e2", "section": "summary", "sourc...
{ "group_id": "api_design", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-01070
0.1
0.1
{ "text": "Commercial Python experience", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01070-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Completed an online Python course with a certificate." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-004969
0.1
0.1
{ "text": "Hands-on SLO/SLI", "skill": "SLO/SLI", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004969-e1", "section": "summary", "source_type": "cv", "text": "No hands-on SLO/SLI experience yet; planning to learn it." } ]
{ "group_id": "reliability_obs", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-01986
0.1
0.1
{ "text": "Production scalable system design skills", "skill": "scalable system design", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01986-e1", "section": "cv_excerpt", "source_type": "cv", "text": "As a junior I assisted teammates who designed a single service including data model and failure modes." } ]
{ "group_id": "system_design", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-011862
0.1
0.1
{ "text": "encryption experience", "skill": "encryption", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-011862-e1", "section": "skills_list", "source_type": "cv", "text": "Skills: encryption, Git, Jira, Agile, Linux" }, { "evidence_id": "sj-v004-syn-011862-e2", "section": "summary", "source_type": "cv", "text": "Based in Europe, open to remote." } ]
{ "group_id": "security", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-026736
0.1
0.1
{ "text": "REST API design experience", "skill": "REST API design", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-026736-e1", "section": "skills_list", "source_type": "cv", "text": "stack: rest api design, jira, confluence, git" }, { "evidence_id": "sj-v004-syn-026736-e2", "section": "summary", "source_type": "cv", "text": "agile/scrum teams of 5-8 people." } ...
{ "group_id": "api_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-006205
0.1
0.1
{ "text": "Production secrets management skills", "skill": "secrets management", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006205-e1", "section": "experience", "source_type": "cv", "text": "Delivered features end-to-end where I used AWS Secrets Manager in services." } ]
{ "group_id": "security", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-004298
0.1
0.1
{ "text": "Commercial experience with CI/CD", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004298-e1", "section": "experience", "source_type": "cv", "text": "Mid-level developer: maintained GitHub Actions pipelines; shipped to production regularly." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-014695
0.1
0.1
{ "text": "Strong hands-on code review background", "skill": "code review", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014695-e1", "section": "experience", "source_type": "cv", "text": "summary: technical writer producing api documentation. hobbies: football." } ]
{ "group_id": "testing_quality", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-025855
0.1
0.1
{ "text": "Commercial experience with Redis", "skill": "Redis", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025855-e1", "section": "interview", "source_type": "interview", "text": "Screening: asked about Redis, candidate has not worked with it." } ]
{ "group_id": "data_storage", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-028072
0.1
0.1
{ "text": "Expert-level AWS", "skill": "AWS", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-028072-e1", "section": "experience", "source_type": "cv", "text": "Staff+ engineer who designed AWS multi-account landing zone (EKS, RDS, IAM) for the company, setting AWS standards across the organization." }, { "evidence_id": "sj-v004-syn-028072-e2", "sect...
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-03782
0.1
0.1
{ "text": "Proven GCP in production", "skill": "GCP", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03782-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Technologies: Material design, Google maps, Google Cloud Messaging" } ]
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "3dea7cfd-8c4f-5430-905f-0ec8605ef8ae", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0....
sj-v004-syn-001266
0.1
0.1
{ "text": "Practical microservices experience", "skill": "microservices", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001266-e1", "section": "experience", "source_type": "cv", "text": "Senior backend developer; key achievement: architected the monolith-to-microservices split into 25 services with clear boundaries." }, { "evidence_id": "sj-v004-syn-001266-e2", "section": "su...
{ "group_id": "system_design", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-006998
0.1
0.1
{ "text": "Solid gRPC knowledge", "skill": "gRPC", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006998-e1", "section": "experience", "source_type": "cv", "text": "delivered features end-to-end where i implemented grpc services with deadlines and retries." } ]
{ "group_id": "api_design", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-008735
0.1
0.1
{ "text": "Expert-level Node.js", "skill": "Node.js", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008735-e1", "section": "experience", "source_type": "cv", "text": "Fellow-level engineer: led the Node.js/TypeScript gateway rewrite reducing p99 from 900ms to 120ms. Wrote the internal Node.js handbook and teach Node.js externally." }, { "evidence_id": "sj-v004...
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-003290
0.1
0.1
{ "text": "Practical encryption experience", "skill": "encryption", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003290-e1", "section": "experience", "source_type": "cv", "text": "as distinguished engineer i designed envelope encryption with kms for pii at rest; i am the go-to encryption authority company-wide and publish on encryption." }, { "evidence_id": "sj-v004-syn-00...
{ "group_id": "security", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-002541
0.1
0.1
{ "text": "CI/CD experience", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002541-e1", "section": "experience", "source_type": "cv", "text": "Under supervision I worked on small parts while the team maintained GitHub Actions pipelines." }, { "evidence_id": "sj-v004-syn-002541-e2", "section": "summary", "source_type": "cv", ...
{ "group_id": "cloud_devops", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v005-bl3-00477
0.1
0.1
{ "text": "Production GCP skills", "skill": "GCP", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl3-00477-e1", "section": "experience", "source_type": "cv", "text": "Over 3 years I ran services on Cloud Run and Cloud SQL; feature owner, no design ownership." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "boundary_l3", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-005461
0.1
0.1
{ "text": "Production CI/CD skills", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005461-e1", "section": "experience", "source_type": "cv", "text": "owned the initiative where i designed ci/cd with canary and automated rollback for 60 repos, and drove ci/cd decisions for the team." }, { "evidence_id": "sj-v004-syn-005461-e2", "section": "...
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-029787
0.1
0.1
{ "text": "Practical event-driven architecture experience", "skill": "event-driven architecture", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-029787-e1", "section": "skills_list", "source_type": "cv", "text": "Skills: event-driven architecture, Git, Jira, Agile, Linux" }, { "evidence_id": "sj-v004-syn-029787-e2", "section": "summary", "source_type": "cv", "text": "Agile/Scrum teams of 5-8 ...
{ "group_id": "system_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-02117
0.1
0.1
{ "text": "Production Docker skills", "skill": "Docker", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-02117-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Ran a Docker study group for university students for a semester." } ]
{ "group_id": "cloud_devops", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-026667
0.1
0.1
{ "text": "Expert-level Rust", "skill": "Rust", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-026667-e1", "section": "experience", "source_type": "cv", "text": "Software engineer (2021-2024): wrote Rust CLI tools used by the team." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-02168
0.1
0.1
{ "text": "Kubernetes experience", "skill": "Kubernetes", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02168-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Latest: personally implemented Airflow + Azure Kubernetes(docker+helm) + Github Actions as a standard for basic data engineering" } ]
{ "group_id": "cloud_devops", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "c9eedbdb-22fa-51aa-baf5-0a518ca69324", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-02996
0.1
0.1
{ "text": "Strong Python skills", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02996-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Over the past 2 years I have successfully grown to be a Data Analyst within an e-commerce company thanks to the \"Data Analyst in Python\" course I was enrolled in during Oct '2019 - Apr ’2021." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "4bf741b9-7b79-5a1d-88f3-fa0bf36985e8", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0.2" }
sj-v004-syn-015832
0.1
0.1
{ "text": "Deep scalable system design expertise", "skill": "scalable system design", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015832-e1", "section": "summary", "source_type": "cv", "text": "Detail-oriented professional with great communication skills." } ]
{ "group_id": "system_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-003048
0.1
0.1
{ "text": "Python experience", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003048-e1", "section": "summary", "source_type": "cv", "text": "Expert in Python with 10 years of experience." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "claim_no_detail", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-016230
0.1
0.1
{ "text": "Good understanding of TypeScript (frontend)", "skill": "TypeScript (frontend)", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016230-e1", "section": "experience", "source_type": "cv", "text": "Summary: Backend engineer, Go and PostgreSQL, 7 years. Hobbies: football." } ]
{ "group_id": "frontend", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-01452
0.1
0.1
{ "text": "Hands-on PostgreSQL", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01452-e1", "section": "cv_excerpt", "source_type": "cv", "text": "At my previous startup I partitioned a 3TB PostgreSQL table and tuned indexes cutting queries from 40s to 1s." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-004354
0.1
0.1
{ "text": "Experience with API versioning", "skill": "API versioning", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004354-e1", "section": "experience", "source_type": "cv", "text": "As distinguished engineer I created deprecation and versioning policy adopted company-wide; I am the go-to API versioning authority company-wide and publish on API versioning." }, { "evidence_id"...
{ "group_id": "api_design", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-018845
0.1
0.1
{ "text": "Redis experience", "skill": "Redis", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-018845-e1", "section": "experience", "source_type": "cv", "text": "Trainee developer; shadowed seniors who added Redis caching with TTL invalidation." }, { "evidence_id": "sj-v004-syn-018845-e2", "section": "summary", "source_type": "cv", "text": "Fl...
{ "group_id": "data_storage", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-012400
0.1
0.1
{ "text": "Experience with web performance", "skill": "web performance", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012400-e1", "section": "experience", "source_type": "cv", "text": "Lead engineer 2018-2023: improved Core Web Vitals (LCP 4.1s to 1.6s) across the storefront." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-05762
0.1
0.1
{ "text": "Strong microservices skills", "skill": "microservices", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05762-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Specialise in C++, Java, Python programming languages. Experienced in developing Android applications using Kotlin in Android Studio. Proficiency in working with relational databases such as MySQL and Po...
{ "group_id": "system_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "4b89d940-3b7e-5ad0-b6e3-dad9da31dcde", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-018283
0.1
0.1
{ "text": "Practical API versioning experience", "skill": "API versioning", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-018283-e1", "section": "skills_list", "source_type": "cv", "text": "Keywords: Agile, API versioning, Linux, REST" } ]
{ "group_id": "api_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-027593
0.1
0.1
{ "text": "Strong performance tuning skills", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027593-e1", "section": "summary", "source_type": "cv", "text": "I have not used performance tuning professionally or in projects; my experience is in other areas." } ]
{ "group_id": "reliability_obs", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-006370
0.1
0.1
{ "text": "Commercial experience with authorization (RBAC)", "skill": "authorization (RBAC)", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006370-e1", "section": "summary", "source_type": "cv", "text": "Profile: 'deep authorization (RBAC) expertise', no further details given." } ]
{ "group_id": "security", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "claim_no_detail", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-004886
0.1
0.1
{ "text": "Strong OpenAPI skills", "skill": "OpenAPI", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004886-e1", "section": "skills_list", "source_type": "cv", "text": "Technologies: Docker, OpenAPI, Scrum, SQL" }, { "evidence_id": "sj-v004-syn-004886-e2", "section": "summary", "source_type": "cv", "text": "Agile/Scrum teams of 5-8 people." } ]
{ "group_id": "api_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-028827
0.1
0.1
{ "text": "Good understanding of Elasticsearch", "skill": "Elasticsearch", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-028827-e1", "section": "experience", "source_type": "cv", "text": "Delivered features end-to-end where I built search features on Elasticsearch." }, { "evidence_id": "sj-v004-syn-028827-e2", "section": "summary", "source_type": "cv", "text": "Fluent ...
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-02089
0.1
0.1
{ "text": "Experience with secrets management", "skill": "secrets management", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-02089-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Contributed to an e-commerce project (secrets management)." } ]
{ "group_id": "security", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-025222
0.1
0.1
{ "text": "Commercial experience with MongoDB", "skill": "MongoDB", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025222-e1", "section": "experience", "source_type": "cv", "text": "for 2.5 years i built mongodb aggregations for reporting as the main developer of the service." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-017381
0.1
0.1
{ "text": "Working knowledge of Rust", "skill": "Rust", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-017381-e1", "section": "experience", "source_type": "cv", "text": "Tech lead who implemented a Rust log shipper replacing Logstash, 10x lower CPU, and mentored the team on Rust practices." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-012139
0.1
0.1
{ "text": "code review (must have)", "skill": "code review", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012139-e1", "section": "summary", "source_type": "cv", "text": "code review guru, top expert level." } ]
{ "group_id": "testing_quality", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "claim_no_detail", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-004094
0.1
0.1
{ "text": "Commercial experience with Python", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004094-e1", "section": "experience", "source_type": "cv", "text": "The platform team architected an async Python (FastAPI) platform serving 30 internal teams. I joined late and handled minor tasks." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v002-tr-0187
0.1
0.1
{ "text": "SLO/SLI experience", "skill": "SLO/SLI", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v002-tr-0187-e1", "section": "experience", "source_type": "cv", "text": "Independently defined SLIs for team services; on-call owner for it." } ]
{ "group_id": "reliability_obs", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-000374
0.1
0.1
{ "text": "Production integration testing skills", "skill": "integration testing", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000374-e1", "section": "experience", "source_type": "cv", "text": "For 2.5 years I wrote integration tests against real databases as the main developer of the service." }, { "evidence_id": "sj-v004-syn-000374-e2", "section": "summary", "source_type": "cv...
{ "group_id": "testing_quality", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-028029
0.1
0.1
{ "text": "Solid Docker knowledge", "skill": "Docker", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-028029-e1", "section": "experience", "source_type": "cv", "text": "For 2.5 years I containerized services with Docker as the main developer of the service." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v005-bl4-00842
0.1
0.1
{ "text": "Hands-on Node.js", "skill": "Node.js", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v005-bl4-00842-e1", "section": "experience", "source_type": "cv", "text": "Drove the design: led the Node.js/TypeScript gateway rewrite reducing p99 from 900ms to 120ms; also set Node.js guidelines for the team." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "boundary_l4", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-000770
0.1
0.1
{ "text": "Good understanding of Docker", "skill": "Docker", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000770-e1", "section": "experience", "source_type": "cv", "text": "Backend engineer, 3 years: containerized services with Docker." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-04369
0.1
0.1
{ "text": "Proven C#/.NET in production", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04369-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Created test cases for existing parts of code using the C# language." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "dfb932b9-c12a-57f1-874c-686ac4ac724b", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-005257
0.1
0.1
{ "text": "Hands-on distributed consistency", "skill": "distributed consistency", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005257-e1", "section": "experience", "source_type": "cv", "text": "experience: qa engineer writing manual test plans." } ]
{ "group_id": "system_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-003062
0.1
0.1
{ "text": "Elasticsearch experience", "skill": "Elasticsearch", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003062-e1", "section": "experience", "source_type": "cv", "text": "Owned the initiative where I designed Elasticsearch index strategy for 500M docs with relevance tuning, and drove Elasticsearch decisions for the team." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-00510
0.1
0.1
{ "text": "Production OWASP secure coding skills", "skill": "OWASP secure coding", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00510-e1", "section": "experience", "source_type": "cv", "text": "Built a small OWASP secure coding demo app following an online tutorial." } ]
{ "group_id": "security", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-00928
0.1
0.1
{ "text": "Hands-on ownership", "skill": "ownership", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00928-e1", "section": "experience", "source_type": "cv", "text": "Freelance: delivered several client projects where I owned a service and its backlog." } ]
{ "group_id": "leadership", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-019760
0.1
0.1
{ "text": "Expert-level monitoring", "skill": "monitoring", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-019760-e1", "section": "experience", "source_type": "cv", "text": "Did a monitoring tutorial and a hello-world app on GitHub." }, { "evidence_id": "sj-v004-syn-019760-e2", "section": "summary", "source_type": "cv", "text": "Looking for a product comp...
{ "group_id": "reliability_obs", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "easy", "case_type": "toy_project", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-006526
0.1
0.1
{ "text": "Production scalable system design skills", "skill": "scalable system design", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006526-e1", "section": "experience", "source_type": "cv", "text": "Claimed: designed a multi-region system for 20M users with explicit consistency trade-offs." }, { "evidence_id": "sj-v004-syn-006526-e2", "section": "interview", "source_type": "interview...
{ "group_id": "system_design", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-020463
0.1
0.1
{ "text": "Commercial experience with event-driven architecture", "skill": "event-driven architecture", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-020463-e1", "section": "summary", "source_type": "cv", "text": "event-driven architecture: none so far." } ]
{ "group_id": "system_design", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-01610
0.1
0.1
{ "text": "Hands-on GCP", "skill": "GCP", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01610-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Covered GCP fundamentals and exercises in a training program." } ]
{ "group_id": "cloud_devops", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v008-cv-00455
0.1
0.1
{ "text": "Strong MongoDB skills", "skill": "MongoDB", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00455-e1", "section": "cv_excerpt", "source_type": "cv", "text": "As a junior I assisted teammates who built MongoDB aggregations for reporting." } ]
{ "group_id": "data_storage", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-real-01096
0.1
0.1
{ "text": "Strong AWS skills", "skill": "AWS", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-01096-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Developed PoC for Blue-Green deployment support based on AWS CDK and CloudFormation." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "aeec8094-c055-5bc9-ab57-7b89e1b6daf5", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v005-bl4-00733
0.1
0.1
{ "text": "Production scalable system design skills", "skill": "scalable system design", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl4-00733-e1", "section": "experience", "source_type": "cv", "text": "Drove the design: designed a multi-region system for 20M users with explicit consistency trade-offs; also set scalable system design guidelines for the team." } ]
{ "group_id": "system_design", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "boundary_l4", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-010415
0.1
0.1
{ "text": "distributed consistency (must have)", "skill": "distributed consistency", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010415-e1", "section": "experience", "source_type": "cv", "text": "Fellow-level engineer: designed idempotent, eventually consistent ledger with reconciliation. Wrote the internal distributed consistency handbook and teach distributed consistency externally." }, { ...
{ "group_id": "system_design", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-031204
0.1
0.1
{ "text": "Working knowledge of cross-team leadership", "skill": "cross-team leadership", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-031204-e1", "section": "experience", "source_type": "cv", "text": "Mid-level developer: coordinated with one partner team on integration; shipped to production regularly." }, { "evidence_id": "sj-v004-syn-031204-e2", "section": "summary", "source_type": ...
{ "group_id": "leadership", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-003796
0.1
0.1
{ "text": "Strong Docker skills", "skill": "Docker", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003796-e1", "section": "skills_list", "source_type": "cv", "text": "Stack: Docker, Jira, Confluence, Git" } ]
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-004131
0.1
0.1
{ "text": "Working knowledge of Docker", "skill": "Docker", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004131-e1", "section": "experience", "source_type": "cv", "text": "Summary: Backend engineer building Java services deployed by a separate ops team to VMs. Hobbies: football." } ]
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-01700
0.1
0.1
{ "text": "Hands-on GraphQL", "skill": "GraphQL", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01700-e1", "section": "experience", "source_type": "cv", "text": "Six months of junior experience where I helped as the team built GraphQL resolvers for the mobile app." } ]
{ "group_id": "api_design", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-024451
0.1
0.1
{ "text": "Working knowledge of Java", "skill": "Java", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024451-e1", "section": "experience", "source_type": "cv", "text": "Staff+ engineer who designed a Java/Spring settlement engine processing $2B/yr and cut GC pauses 80%, setting Java standards across the organization." }, { "evidence_id": "sj-v004-syn-024451-e2",...
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-00400
0.1
0.1
{ "text": "React experience", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00400-e1", "section": "cv_excerpt", "source_type": "cv", "text": "More than 5 years experience as a React developer, working on different enterprises, startups and also on the gov sector as a frontend developer." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "53ae83bb-69b7-5689-aa06-9933663540a9", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0....
sj-v004-syn-031272
0.1
0.1
{ "text": "Production CI/CD skills", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-031272-e1", "section": "experience", "source_type": "cv", "text": "CV: designed CI/CD with canary and automated rollback for 60 repos." }, { "evidence_id": "sj-v004-syn-031272-e2", "section": "interview", "source_type": "interview", "text": "Intervie...
{ "group_id": "cloud_devops", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-01550
0.1
0.1
{ "text": "Commercial MongoDB experience", "skill": "MongoDB", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01550-e1", "section": "cv_excerpt", "source_type": "cv", "text": "At a mid-size company I modeled sharded MongoDB collections for 2B documents." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-008699
0.1
0.1
{ "text": "Redis experience", "skill": "Redis", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008699-e1", "section": "skills_list", "source_type": "cv", "text": "keywords: agile, redis, linux, rest" } ]
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }