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sj-v004-syn-014798
0.1
0.1
{ "text": "OAuth2/OIDC experience", "skill": "OAuth2/OIDC", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014798-e1", "section": "projects", "source_type": "portfolio", "text": "Personal project: followed a tutorial to try OAuth2/OIDC on a toy app." } ]
{ "group_id": "security", "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-001186
0.1
0.1
{ "text": "Expert-level event-driven architecture", "skill": "event-driven architecture", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001186-e1", "section": "experience", "source_type": "cv", "text": "Backend engineer, 3 years: implemented event handlers in an event-driven system." } ]
{ "group_id": "system_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-real-05625
0.1
0.1
{ "text": "Proven GraphQL in production", "skill": "GraphQL", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05625-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I worked in both small and large teams; in both Scrum and Kanban teams; through the manager and directly with the customer." } ]
{ "group_id": "api_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "eef51a3f-30bd-5bb9-a226-bf600b2a07b2", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v003-rtr-0049
0.1
0.1
{ "text": "Strong GraphQL skills", "skill": "GraphQL", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v003-rtr-0049-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Already have strong success stories (attached some screenshots. I worked with the next audience and got ROAS in the range of 100-400%: Real estate business in luxury and casual niche" } ]
{ "group_id": "api_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "0fc1ac15-1367-5a3a-b466-baa57f4b507c", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v002-tr-0137
0.1
0.1
{ "text": "Strong GCP skills", "skill": "GCP", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v002-tr-0137-e1", "section": "interview", "source_type": "interview", "text": "Candidate confirmed they have never worked with GCP." } ]
{ "group_id": "cloud_devops", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v002", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-005489
0.1
0.1
{ "text": "Solid gRPC knowledge", "skill": "gRPC", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005489-e1", "section": "experience", "source_type": "cv", "text": "core contributor to the grpc ecosystem; defined protobuf contracts and grpc streaming apis between 20 services." } ]
{ "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-v006-c-00751
0.1
0.1
{ "text": "Experience with CI/CD", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00751-e1", "section": "experience", "source_type": "cv", "text": "Tried CI/CD in a weekend pet project to learn the basics." } ]
{ "group_id": "cloud_devops", "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-027949
0.1
0.1
{ "text": "Good understanding of TypeScript (frontend)", "skill": "TypeScript (frontend)", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027949-e1", "section": "interview", "source_type": "interview", "text": "Screening: asked about TypeScript (frontend), candidate has not worked with it." } ]
{ "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-real-06601
0.1
0.1
{ "text": "Proven Kubernetes in production", "skill": "Kubernetes", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06601-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Took part in the development of two large-scale projects and learned a lot of new things both in the technical part and in the fields related to the projects. After reaching the required level of experti...
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "d707ed76-24d1-5e47-a2ba-23e734cbdf45", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-real-00563
0.1
0.1
{ "text": "C#/.NET experience", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00563-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I am familiar with C#, HTML/CSS." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "4b28d71e-bc0f-566c-861b-c3d23736abf9", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v006-c-00324
0.1
0.1
{ "text": "Strong accessibility skills", "skill": "accessibility", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00324-e1", "section": "experience", "source_type": "cv", "text": "My team led WCAG 2.1 AA remediation and audits; I only wrote some tests around it." } ]
{ "group_id": "frontend", "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-real-03407
0.1
0.1
{ "text": "Strong Python skills", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03407-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I have 3 years experience with SQL, python (numpy, pandas, sklearn, django), R, data visualization tools (python plotly, Power BI, Tableau)." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "3d097e58-8c20-5fb4-97f1-4be3e6df80e7", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0....
sj-v004-syn-029147
0.1
0.1
{ "text": "Expert-level Docker", "skill": "Docker", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-029147-e1", "section": "experience", "source_type": "cv", "text": "Independently containerized services with Docker; on-call owner for it." } ]
{ "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-019405
0.1
0.1
{ "text": "Practical MySQL experience", "skill": "MySQL", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-019405-e1", "section": "summary", "source_type": "cv", "text": "haven't worked with mysql; my background is elsewhere." }, { "evidence_id": "sj-v004-syn-019405-e2", "section": "summary", "source_type": "cv", "text": "fluent english." } ]
{ "group_id": "data_storage", "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-008430
0.1
0.1
{ "text": "Solid ownership knowledge", "skill": "ownership", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008430-e1", "section": "experience", "source_type": "cv", "text": "principal engineer: owned the payments domain end-to-end including roadmap and on-call; recognized as ownership authority and gave conference talks on it." } ]
{ "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-023606
0.1
0.1
{ "text": "Experience with web performance", "skill": "web performance", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-023606-e1", "section": "summary", "source_type": "cv", "text": "Passionate engineer who loves clean code and best practices." } ]
{ "group_id": "frontend", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-00471
0.1
0.1
{ "text": "Experience with distributed tracing", "skill": "distributed tracing", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00471-e1", "section": "experience", "source_type": "cv", "text": "I personally rolled out OpenTelemetry tracing across 30 services and used it to cut latency 40%." } ]
{ "group_id": "reliability_obs", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-006303
0.1
0.1
{ "text": "Commercial experience with Rust", "skill": "Rust", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006303-e1", "section": "experience", "source_type": "cv", "text": "Owned the initiative where I implemented a Rust log shipper replacing Logstash, 10x lower CPU, and drove Rust decisions for the team." } ]
{ "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-005428
0.1
0.1
{ "text": "Commercial experience with Kotlin", "skill": "Kotlin", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005428-e1", "section": "interview", "source_type": "interview", "text": "Screening: asked about Kotlin, candidate has not worked with it." }, { "evidence_id": "sj-v004-syn-005428-e2", "section": "summary", "source_type": "cv", "text": "Fluent English...
{ "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-v006-c-00676
0.1
0.1
{ "text": "Strong CI/CD skills", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00676-e1", "section": "experience", "source_type": "cv", "text": "At work I maintained GitHub Actions pipelines independently, including debugging prod incidents." } ]
{ "group_id": "cloud_devops", "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-real-03028
0.1
0.1
{ "text": "AWS experience", "skill": "AWS", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03028-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Also, was responsible for deploying applications: used Render, Vercel, and Qovery services before migrating to AWS." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "46ab1c14-dd5a-57f5-94e8-6a61696424f1", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v001-0045
0.1
0.1
{ "text": "React frontend for fullstack role", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v001-0045-e1", "section": "experience", "source_type": "cv", "text": "Built React + TypeScript dashboard with React Query and charts, shipped to 2k internal users." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "role": "backend_fullstack", "source": "handwritten_v001", "label_status": "draft_needs_expert_review", "split": "train" }
sj-v004-syn-022677
0.1
0.1
{ "text": "Experience with accessibility", "skill": "accessibility", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-022677-e1", "section": "experience", "source_type": "cv", "text": "Junior engineer (10 months): helped the team when it fixed accessibility issues reported by QA, under a senior's guidance." } ]
{ "group_id": "frontend", "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-04617
0.1
0.1
{ "text": "Proven Python in production", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04617-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Almost 10 years in software testing, have experience in Web UI, Mobile, API testing using JavaScript/Python/Dart" } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "e757a68b-15db-52d6-80fe-8e207c53ef5b", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0....
sj-v004-syn-003134
0.1
0.1
{ "text": "Strong scalable system design skills", "skill": "scalable system design", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003134-e1", "section": "projects", "source_type": "portfolio", "text": "Case study: designed a multi-region system for 20M users with explicit consistency trade-offs. Includes architecture diagrams and benchmark results." } ]
{ "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-021229
0.1
0.1
{ "text": "Production GCP skills", "skill": "GCP", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021229-e1", "section": "skills_list", "source_type": "cv", "text": "Stack: GCP, Jira, Confluence, Git" }, { "evidence_id": "sj-v004-syn-021229-e2", "section": "summary", "source_type": "cv", "text": "Agile/Scrum teams of 5-8 people." } ]
{ "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-021097
0.1
0.1
{ "text": "Deep Rust expertise", "skill": "Rust", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021097-e1", "section": "skills_list", "source_type": "cv", "text": "Technologies: Docker, Rust, Scrum, SQL" } ]
{ "group_id": "lang_core", "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-026664
0.1
0.1
{ "text": "C#/.NET experience", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-026664-e1", "section": "summary", "source_type": "cv", "text": "Self-motivated developer who enjoys challenges." } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v005-bl3-00518
0.1
0.1
{ "text": "Production AWS skills", "skill": "AWS", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl3-00518-e1", "section": "experience", "source_type": "cv", "text": "Regular contributor: deployed services on AWS ECS and RDS across several releases." } ]
{ "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-v005-bl3-00467
0.1
0.1
{ "text": "Hands-on scalable system design", "skill": "scalable system design", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v005-bl3-00467-e1", "section": "experience", "source_type": "cv", "text": "Mid-level engineer for 2 years: designed a single service including data model and failure modes; handled the on-call for it." } ]
{ "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-real-02186
0.1
0.1
{ "text": "Python experience", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02186-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Have experience with Python (not commercial) and continue learning." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "e090e80e-3ebb-5d06-87e6-56932c474efd", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-013841
0.1
0.1
{ "text": "Kubernetes experience", "skill": "Kubernetes", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013841-e1", "section": "experience", "source_type": "cv", "text": "Senior engineer (2019-2024): designed multi-cluster Kubernetes platform with autoscaling and GitOps for 40 services." } ]
{ "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-real-02899
0.1
0.1
{ "text": "React experience", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02899-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I am experienced in building basic responsive front end architecture using react, html and css." } ]
{ "group_id": "frontend", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "2a15b200-88e7-56dd-8dba-aa5b0073740a", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-002107
0.1
0.1
{ "text": "Practical mentoring experience", "skill": "mentoring", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002107-e1", "section": "summary", "source_type": "cv", "text": "mentoring: none so far." } ]
{ "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-006451
0.1
0.1
{ "text": "Solid secrets management knowledge", "skill": "secrets management", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006451-e1", "section": "summary", "source_type": "cv", "text": "Detail-oriented professional with great communication skills." } ]
{ "group_id": "security", "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-009959
0.1
0.1
{ "text": "Commercial experience with distributed consistency", "skill": "distributed consistency", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009959-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-008341
0.1
0.1
{ "text": "Strong hands-on ownership background", "skill": "ownership", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008341-e1", "section": "summary", "source_type": "cv", "text": "I have not used ownership professionally or in projects; my experience is in other areas." } ]
{ "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-real-04878
0.1
0.1
{ "text": "Python experience", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04878-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Developed different scripts and applications using mostly Python." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "08c124bf-c318-5077-b674-993452506fcf", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-06461
0.1
0.1
{ "text": "Proven Go in production", "skill": "Go", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06461-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Configured, installed and tuned Kubernetes systems on-premises for deploy and configure systems like: ELK Stack, Apache Spark, Camunda BPM Platform, Prometheus Stack. Deep understanding, setup and config...
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "37cdd71f-068c-52e1-8b6b-f6d89935c163", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-012550
0.1
0.1
{ "text": "Strong hands-on integration testing background", "skill": "integration testing", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012550-e1", "section": "experience", "source_type": "cv", "text": "In my last role I built Testcontainers-based integration test framework adopted by 10 teams." } ]
{ "group_id": "testing_quality", "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-003139
0.1
0.1
{ "text": "Solid secrets management knowledge", "skill": "secrets management", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003139-e1", "section": "experience", "source_type": "cv", "text": "Resume claims they migrated all secrets to Vault with dynamic credentials." }, { "evidence_id": "sj-v004-syn-003139-e2", "section": "interview", "source_type": "interview", "text": "I...
{ "group_id": "security", "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-real-00665
0.1
0.1
{ "text": "Proven Python in production", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00665-e1", "section": "cv_excerpt", "source_type": "cv", "text": "As a Senior Backend developer, I have 8+ years of experience in python backend frameworks." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "4f2639bc-ead8-5315-bdab-06a8c89d55b2", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0....
sj-v004-syn-008843
0.1
0.1
{ "text": "secrets management experience", "skill": "secrets management", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008843-e1", "section": "experience", "source_type": "cv", "text": "Owned the initiative where I migrated all secrets to Vault with dynamic credentials, and drove secrets management decisions for the team." }, { "evidence_id": "sj-v004-syn-008843-e2", "sectio...
{ "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-v004-syn-013801
0.1
0.1
{ "text": "Expert-level performance tuning", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013801-e1", "section": "experience", "source_type": "cv", "text": "resume claims they profiled and tuned jvm services increasing throughput 3x on the same hardware." }, { "evidence_id": "sj-v004-syn-013801-e2", "section": "interview", "source_type": "int...
{ "group_id": "reliability_obs", "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-018087
0.1
0.1
{ "text": "Proven distributed consistency in production", "skill": "distributed consistency", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-018087-e1", "section": "experience", "source_type": "cv", "text": "The platform team designed idempotent, eventually consistent ledger with reconciliation. I joined late and handled minor tasks." }, { "evidence_id": "sj-v004-syn-018087-e2", "section": "summa...
{ "group_id": "system_design", "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-014447
0.1
0.1
{ "text": "Working knowledge of scalable system design", "skill": "scalable system design", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014447-e1", "section": "skills_list", "source_type": "cv", "text": "Tools: Git, scalable system design, Docker, Postman, Jira" } ]
{ "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-v004-real-06507
0.1
0.1
{ "text": "Proven Elasticsearch in production", "skill": "Elasticsearch", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06507-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Initiated and held user research activities for DHL R360, interpreted the results together with the UI/UX team and worked on UX improvements; Successfully embedded two junior analysts into project teams ...
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "52cb3c5f-8c9c-5623-a15a-4451ed1b7e3f", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-011435
0.1
0.1
{ "text": "REST API design (must have)", "skill": "REST API design", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-011435-e1", "section": "summary", "source_type": "cv", "text": "REST API design guru, top expert level." }, { "evidence_id": "sj-v004-syn-011435-e2", "section": "summary", "source_type": "cv", "text": "Looking for a product company." } ]
{ "group_id": "api_design", "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-016694
0.1
0.1
{ "text": "Strong Kafka skills", "skill": "Kafka", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016694-e1", "section": "projects", "source_type": "portfolio", "text": "Personal project: followed a tutorial to try Kafka on a toy app." } ]
{ "group_id": "system_design", "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-007231
0.1
0.1
{ "text": "Deep database migrations expertise", "skill": "database migrations", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-007231-e1", "section": "experience", "source_type": "cv", "text": "claimed: led zero-downtime migration of 200 tables to a new schema." }, { "evidence_id": "sj-v004-syn-007231-e2", "section": "interview", "source_type": "interview", "text": "intervie...
{ "group_id": "data_storage", "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-020753
0.1
0.1
{ "text": "Production Python skills", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-020753-e1", "section": "interview", "source_type": "interview", "text": "Interview notes: candidate stated they never used Python." } ]
{ "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-v008-cv-01087
0.1
0.1
{ "text": "Experience with TypeScript (frontend)", "skill": "TypeScript (frontend)", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01087-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Covered TypeScript (frontend) fundamentals and exercises in a training program." } ]
{ "group_id": "frontend", "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-004598
0.1
0.1
{ "text": "Proven Go in production", "skill": "Go", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004598-e1", "section": "skills_list", "source_type": "cv", "text": "Keywords: Agile, Go, Linux, REST" } ]
{ "group_id": "lang_core", "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-000022
0.1
0.1
{ "text": "Strong Kafka skills", "skill": "Kafka", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000022-e1", "section": "experience", "source_type": "cv", "text": "Independently built Kafka producers and consumers with retries; on-call owner for it." }, { "evidence_id": "sj-v004-syn-000022-e2", "section": "summary", "source_type": "cv", "text": ...
{ "group_id": "system_design", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-00054
0.1
0.1
{ "text": "Production gRPC skills", "skill": "gRPC", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00054-e1", "section": "experience", "source_type": "cv", "text": "Freelance: delivered several client projects where I implemented gRPC services with deadlines and retries." } ]
{ "group_id": "api_design", "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-014082
0.1
0.1
{ "text": "GraphQL (must have)", "skill": "GraphQL", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014082-e1", "section": "experience", "source_type": "cv", "text": "4 years of production work with REST (not GraphQL)." } ]
{ "group_id": "api_design", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "adjacent_tech", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-006601
0.1
0.1
{ "text": "Solid TDD knowledge", "skill": "TDD", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006601-e1", "section": "experience", "source_type": "cv", "text": "Junior engineer (10 months): helped the team when it practiced TDD on daily features, under a senior's guidance." }, { "evidence_id": "sj-v004-syn-006601-e2", "section": "summary", "sourc...
{ "group_id": "testing_quality", "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-006409
0.1
0.1
{ "text": "Deep microservices expertise", "skill": "microservices", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006409-e1", "section": "experience", "source_type": "cv", "text": "Day to day I built and operated two microservices on my own." } ]
{ "group_id": "system_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-real-05856
0.1
0.1
{ "text": "Strong AWS skills", "skill": "AWS", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05856-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I used to design websites (HTML, CSS/SASS, JavaScript) and work with PHP and the PostgreSQL database. After that I took a break and started to learn C++ and algorithms. Now I'm plan to finish 2 courses o...
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "6e2e6e5b-ef34-54d4-a0f1-87c40d7ef92f", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-real-03190
0.1
0.1
{ "text": "mentoring experience", "skill": "mentoring", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03190-e1", "section": "cv_excerpt", "source_type": "cv", "text": "2018 - mentor of «Peace Art School» by Ukrainian Junior Academy of Sciences." } ]
{ "group_id": "leadership", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "de33f24d-b17a-559c-a04b-613f59ad214d", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-009051
0.1
0.1
{ "text": "Strong web performance skills", "skill": "web performance", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009051-e1", "section": "experience", "source_type": "cv", "text": "Senior backend developer; key achievement: 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-00355
0.1
0.1
{ "text": "Proven React in production", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00355-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Learned React and deployed my project on Netlify also created my first PWA." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "380f3afa-23b4-59fb-ba4b-fdec8251527d", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-04864
0.1
0.1
{ "text": "Strong Java skills", "skill": "Java", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04864-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Graduated online courses of “Selenium WebDriver with Java” by Udemy co." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "eb976407-91c6-5144-bb28-628d7a6802ea", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-001084
0.1
0.1
{ "text": "Working knowledge of React", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001084-e1", "section": "interview", "source_type": "interview", "text": "Candidate confirmed they have never worked with React." } ]
{ "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-029578
0.1
0.1
{ "text": "Practical incident response experience", "skill": "incident response", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-029578-e1", "section": "experience", "source_type": "cv", "text": "Owned the initiative where I led incident command for SEV1 outages and created the postmortem process, and drove incident response decisions for the team." }, { "evidence_id": "sj-v004-syn-029578...
{ "group_id": "reliability_obs", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-00346
0.1
0.1
{ "text": "Strong Python skills", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00346-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Worked on a mobile game project in Python." } ]
{ "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-v004-syn-021688
0.1
0.1
{ "text": "Experience with Kotlin", "skill": "Kotlin", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021688-e1", "section": "interview", "source_type": "interview", "text": "Screening: asked about Kotlin, candidate has not worked with it." }, { "evidence_id": "sj-v004-syn-021688-e2", "section": "summary", "source_type": "cv", "text": "Agile/Scrum te...
{ "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-029073
0.1
0.1
{ "text": "Expert-level Redis", "skill": "Redis", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-029073-e1", "section": "summary", "source_type": "cv", "text": "no hands-on redis experience yet; planning to learn it." }, { "evidence_id": "sj-v004-syn-029073-e2", "section": "summary", "source_type": "cv", "text": "b.sc. in computer science." } ...
{ "group_id": "data_storage", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-01702
0.1
0.1
{ "text": "Hands-on secrets management", "skill": "secrets management", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01702-e1", "section": "experience", "source_type": "cv", "text": "Six months of junior experience where I helped as the team used AWS Secrets Manager in services." } ]
{ "group_id": "security", "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-001427
0.1
0.1
{ "text": "Commercial experience with SLO/SLI", "skill": "SLO/SLI", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001427-e1", "section": "experience", "source_type": "cv", "text": "cv: defined slos and error budgets adopted by engineering leadership." }, { "evidence_id": "sj-v004-syn-001427-e2", "section": "interview", "source_type": "interview", "text": "interv...
{ "group_id": "reliability_obs", "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-028391
0.1
0.1
{ "text": "Experience with OWASP secure coding", "skill": "OWASP secure coding", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-028391-e1", "section": "skills_list", "source_type": "cv", "text": "Keywords: Agile, OWASP secure coding, Linux, REST" }, { "evidence_id": "sj-v004-syn-028391-e2", "section": "summary", "source_type": "cv", "text": "Also worked with Git and Jira." ...
{ "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-real-06159
0.1
0.1
{ "text": "Proven GCP in production", "skill": "GCP", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06159-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Experience: creating a SPA with a team by ten members. Creating React/Angular components Implementing Redux architecture" } ]
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "6f3dcaed-02a3-59b1-a070-3d492239c7d7", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-017222
0.1
0.1
{ "text": "Hands-on GraphQL", "skill": "GraphQL", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-017222-e1", "section": "experience", "source_type": "cv", "text": "Senior engineer (2019-2024): designed a federated GraphQL schema with dataloader batching for 8 teams." } ]
{ "group_id": "api_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-009311
0.1
0.1
{ "text": "Expert-level OAuth2/OIDC", "skill": "OAuth2/OIDC", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009311-e1", "section": "experience", "source_type": "cv", "text": "claimed: designed sso with oidc and token exchange across 10 products." }, { "evidence_id": "sj-v004-syn-009311-e2", "section": "interview", "source_type": "interview", "text": "inter...
{ "group_id": "security", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v005-bl4-00701
0.1
0.1
{ "text": "Solid database migrations knowledge", "skill": "database migrations", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl4-00701-e1", "section": "experience", "source_type": "cv", "text": "Owned architecture and delivery: led zero-downtime migration of 200 tables to a new schema." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "boundary_l4", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-00368
0.1
0.1
{ "text": "Proven Python in production", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00368-e1", "section": "cv_excerpt", "source_type": "cv", "text": "In the future I plan to start learning Python and neural networks." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "b908164c-3f33-5091-b773-85ea891083bc", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v008-cv-01872
0.1
0.1
{ "text": "Proven TDD in production", "skill": "TDD", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01872-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Picked up TDD while working on a client project." } ]
{ "group_id": "testing_quality", "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-bl3-00468
0.1
0.1
{ "text": "Hands-on performance tuning", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl3-00468-e1", "section": "experience", "source_type": "cv", "text": "Mid-level engineer for 2 years: fixed N+1 queries and memory leaks; handled the on-call for it." } ]
{ "group_id": "reliability_obs", "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-021663
0.1
0.1
{ "text": "Practical CI/CD experience", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021663-e1", "section": "experience", "source_type": "cv", "text": "Mid-level developer: maintained GitHub Actions pipelines; shipped to production regularly." }, { "evidence_id": "sj-v004-syn-021663-e2", "section": "summary", "source_type": "cv", "te...
{ "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-01332
0.1
0.1
{ "text": "C#/.NET experience", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-01332-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Rebuild and transfer legacy project from visual basic to C#" } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "eae20b8c-3481-5a4f-a6d2-4e03e1835919", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0.2" }
sj-v008-cv-01054
0.1
0.1
{ "text": "Proven scalable system design in production", "skill": "scalable system design", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01054-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Implemented multiple systems with tools like scalable system design, C++, Bash and Python." } ]
{ "group_id": "system_design", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-018655
0.1
0.1
{ "text": "Experience with OAuth2/OIDC", "skill": "OAuth2/OIDC", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-018655-e1", "section": "experience", "source_type": "cv", "text": "Side project: small OAuth2/OIDC demo built while following an online course." } ]
{ "group_id": "security", "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-031217
0.1
0.1
{ "text": "Deep code review expertise", "skill": "code review", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-031217-e1", "section": "summary", "source_type": "cv", "text": "Advanced code review skills; strong code review background." }, { "evidence_id": "sj-v004-syn-031217-e2", "section": "summary", "source_type": "cv", "text": "Agile/Scrum teams of 5-8 peo...
{ "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-real-03075
0.1
0.1
{ "text": "Python experience", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03075-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Built full ETL process (media company) for data coming from facebook/google/advertising APIs and being stored in amazon redshift, using pure python in mix with packages, provided by amazon/google." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "ab788fa5-ace0-51ad-a585-8ecc83bfbef2", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-00790
0.1
0.1
{ "text": "React experience", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00790-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Developed over 250 web pages for the company's business needs using Rect/Redux, React Native, JavaScript, TypeScript, HTML, CSS, Sass (SCSS), Material-UI)." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "8207bdf5-1729-56d7-8d5c-0ccf9a97185e", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-016579
0.1
0.1
{ "text": "Experience with database migrations", "skill": "database migrations", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016579-e1", "section": "experience", "source_type": "cv", "text": "Delivered features end-to-end where I wrote and ran production migrations." } ]
{ "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-008860
0.1
0.1
{ "text": "Experience with technical design docs", "skill": "technical design docs", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008860-e1", "section": "experience", "source_type": "cv", "text": "Senior engineer (2019-2024): authored RFCs that set architecture direction for the org." } ]
{ "group_id": "leadership", "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-010535
0.1
0.1
{ "text": "Hands-on OpenAPI", "skill": "OpenAPI", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010535-e1", "section": "experience", "source_type": "cv", "text": "Did a OpenAPI tutorial and a hello-world app on GitHub." } ]
{ "group_id": "api_design", "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-013036
0.1
0.1
{ "text": "Strong integration testing skills", "skill": "integration testing", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013036-e1", "section": "experience", "source_type": "cv", "text": "Tech lead who built Testcontainers-based integration test framework adopted by 10 teams, and mentored the team on integration testing practices." }, { "evidence_id": "sj-v004-syn-013036-e2", ...
{ "group_id": "testing_quality", "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-04767
0.1
0.1
{ "text": "Strong React skills", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04767-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Developed new user-facing features in a user management platform using react js, redux, `Ant design, and typescript." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "959d3f30-b92b-59c3-8459-6b8b9446ecde", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-009981
0.1
0.1
{ "text": "Practical code review experience", "skill": "code review", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009981-e1", "section": "interview", "source_type": "interview", "text": "Interview notes: candidate stated they never used code review." } ]
{ "group_id": "testing_quality", "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-011975
0.1
0.1
{ "text": "Strong hands-on incident response background", "skill": "incident response", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-011975-e1", "section": "experience", "source_type": "cv", "text": "Assisted on tasks where the team took part in on-call and wrote postmortems; picked tickets prepared by the lead." } ]
{ "group_id": "reliability_obs", "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-030528
0.1
0.1
{ "text": "Commercial experience with OAuth2/OIDC", "skill": "OAuth2/OIDC", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-030528-e1", "section": "experience", "source_type": "cv", "text": "Resume claims they designed SSO with OIDC and token exchange across 10 products." }, { "evidence_id": "sj-v004-syn-030528-e2", "section": "interview", "source_type": "interview", "tex...
{ "group_id": "security", "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-000483
0.1
0.1
{ "text": "Hands-on Rust", "skill": "Rust", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000483-e1", "section": "projects", "source_type": "portfolio", "text": "Case study: implemented a Rust log shipper replacing Logstash, 10x lower CPU. Includes architecture diagrams and benchmark results." }, { "evidence_id": "sj-v004-syn-000483-e2", "section...
{ "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-real-01643
0.1
0.1
{ "text": "CI/CD experience", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-01643-e1", "section": "cv_excerpt", "source_type": "cv", "text": "+ created CI/CD pipeline for self-driven cars" } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "577fef75-450c-53d8-844e-b7f764f7ea1e", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-018669
0.1
0.1
{ "text": "Strong hands-on gRPC background", "skill": "gRPC", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-018669-e1", "section": "summary", "source_type": "cv", "text": "gRPC: none so far." } ]
{ "group_id": "api_design", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v005-bl5-01404
0.1
0.1
{ "text": "Production integration testing skills", "skill": "integration testing", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl5-01404-e1", "section": "experience", "source_type": "cv", "text": "Principal engineer, recognized expert: built Testcontainers-based integration test framework adopted by 10 teams; core maintainer of a popular integration testing project." } ]
{ "group_id": "testing_quality", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "hard", "case_type": "boundary_l5", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-00887
0.1
0.1
{ "text": "Production hiring skills", "skill": "hiring", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00887-e1", "section": "experience", "source_type": "cv", "text": "Used hiring on a small internal tool with help from a senior colleague." } ]
{ "group_id": "leadership", "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-024722
0.1
0.1
{ "text": "Expert-level OAuth2/OIDC", "skill": "OAuth2/OIDC", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024722-e1", "section": "experience", "source_type": "cv", "text": "Experience: Built REST services with Spring Boot for 4 years." } ]
{ "group_id": "security", "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-021278
0.1
0.1
{ "text": "Experience with technical design docs", "skill": "technical design docs", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021278-e1", "section": "summary", "source_type": "cv", "text": "Profile: 'deep technical design docs expertise', no further details given." } ]
{ "group_id": "leadership", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "claim_no_detail", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }