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sj-v004-syn-018646
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-018646-e1", "section": "skills_list", "source_type": "cv", "text": "tools: git, code review, docker, postman, jira" } ]
{ "group_id": "testing_quality", "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-04858
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-04858-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Tools: Python, Excel, SQL, PowerBI, Google Analytics, Tableau, SPSS, STATA, E-views, R" } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "0a642451-aa3e-53c3-aa7d-a860dd802f70", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2"...
sj-v004-syn-024321
0.1
0.1
{ "text": "Hands-on authorization (RBAC)", "skill": "authorization (RBAC)", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024321-e1", "section": "projects", "source_type": "portfolio", "text": "Case study: designed fine-grained RBAC/ABAC service used by all products. Includes architecture diagrams and benchmark results." } ]
{ "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-real-06580
0.1
0.1
{ "text": "code review experience", "skill": "code review", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06580-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Hi, I am a strong-junior frontend developer with 3 years of experience. HTML(HTML5),CSS(CSS3),SCSS React(Functional Components, React Hooks,React-Router, Redux, Redux-Toolkit)" } ]
{ "group_id": "testing_quality", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "252d144e-4060-592a-8cb4-47567f33790a", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-005782
0.1
0.1
{ "text": "Solid Terraform knowledge", "skill": "Terraform", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005782-e1", "section": "experience", "source_type": "cv", "text": "mid-level developer: wrote terraform for team infrastructure; 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-015548
0.1
0.1
{ "text": "Working knowledge of OpenAPI", "skill": "OpenAPI", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015548-e1", "section": "experience", "source_type": "cv", "text": "Our team introduced contract-first OpenAPI workflow with generated SDKs. My contribution: tests and documentation." } ]
{ "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-v004-real-05142
0.1
0.1
{ "text": "Strong GraphQL skills", "skill": "GraphQL", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05142-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Created lots of various websites from tiny personal pages to large internet community portals Developed fully automatic web scraping tool Python, JavaScript, Java, PHP" } ]
{ "group_id": "api_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "d046b180-ee1c-5235-937d-3428e40168f6", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-real-06325
0.1
0.1
{ "text": "Strong Kafka skills", "skill": "Kafka", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06325-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Created a flow of experiments for the company from scratch Reduced the cost of upgrading some units by ten times by optimizing the code Wrote a universal bootstrap for calculating statistical significanc...
{ "group_id": "system_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "db9c354c-5f61-56aa-aec4-711c27f0f550", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-019505
0.1
0.1
{ "text": "Strong hands-on event-driven architecture background", "skill": "event-driven architecture", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-019505-e1", "section": "experience", "source_type": "cv", "text": "Software engineer (2021-2024): 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-03285
0.1
0.1
{ "text": "Proven Java in production", "skill": "Java", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03285-e1", "section": "cv_excerpt", "source_type": "cv", "text": "4 years experience of automated testing using main Java language - 2 years using Java + Groovy - development and maintaining testing frameworks for UI and API testing - installation and maintain CI with...
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "96fbe190-6595-54d1-ab42-f7c11ee36c6a", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0....
sj-v004-real-04633
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-04633-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Basic skills in Python, SQL, PowerBI" } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "df6cc21f-9644-5c67-a0c4-fa2fb96ba2aa", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-021914
0.1
0.1
{ "text": "Production unit testing skills", "skill": "unit testing", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021914-e1", "section": "experience", "source_type": "cv", "text": "Delivered features end-to-end where I wrote unit tests for all features." } ]
{ "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-011182
0.1
0.1
{ "text": "Production AWS skills", "skill": "AWS", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-011182-e1", "section": "interview", "source_type": "interview", "text": "Candidate confirmed they have never worked with AWS." } ]
{ "group_id": "cloud_devops", "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-001567
0.1
0.1
{ "text": "Good understanding of REST API design", "skill": "REST API design", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001567-e1", "section": "interview", "source_type": "interview", "text": "Interviewer: zero REST API design exposure confirmed by candidate." } ]
{ "group_id": "api_design", "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-00882
0.1
0.1
{ "text": "Commercial database migrations experience", "skill": "database migrations", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00882-e1", "section": "experience", "source_type": "cv", "text": "At work I wrote and ran production migrations independently, including debugging prod incidents." } ]
{ "group_id": "data_storage", "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-016909
0.1
0.1
{ "text": "Solid mentoring knowledge", "skill": "mentoring", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016909-e1", "section": "experience", "source_type": "cv", "text": "The platform team mentored 6 engineers, 3 promoted, and ran the onboarding program. I joined late and handled minor tasks." } ]
{ "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-real-05296
0.1
0.1
{ "text": "Strong microservices skills", "skill": "microservices", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05296-e1", "section": "cv_excerpt", "source_type": "cv", "text": "DevOps Engineer from POLAND looking for remote work. An experienced DevOps Engineer, with background in Linux administration – expert in provisioning, installation/configuration, providing effective syst...
{ "group_id": "system_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "b446124b-de6c-547c-afd6-e5d75a5d1e41", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-020648
0.1
0.1
{ "text": "Deep API versioning expertise", "skill": "API versioning", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-020648-e1", "section": "summary", "source_type": "cv", "text": "Self-motivated developer who enjoys challenges." } ]
{ "group_id": "api_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v005-bl3-00572
0.1
0.1
{ "text": "Strong MongoDB skills", "skill": "MongoDB", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v005-bl3-00572-e1", "section": "experience", "source_type": "cv", "text": "Worked independently: built MongoDB aggregations for reporting, owning it in production." } ]
{ "group_id": "data_storage", "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-005664
0.1
0.1
{ "text": "Expert-level web performance", "skill": "web performance", "group_id": "frontend", "target_level": 4, "importance": "must" }
[]
{ "group_id": "frontend", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "easy", "case_type": "no_evidence", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-00205
0.1
0.1
{ "text": "Strong code review skills", "skill": "code review", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00205-e1", "section": "experience", "source_type": "cv", "text": "Built and operated code review components in production for 2+ years: reviewed teammates' pull requests." } ]
{ "group_id": "testing_quality", "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-004294
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-004294-e1", "section": "interview", "source_type": "interview", "text": "Screening: asked about integration testing, candidate has not worked with it." }, { "evidence_id": "sj-v004-syn-004294-e2", "section": "summary", "source_type": "cv", "text": "B...
{ "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-v006-c-01101
0.1
0.1
{ "text": "Production ownership skills", "skill": "ownership", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01101-e1", "section": "experience", "source_type": "cv", "text": "I personally owned the payments domain end-to-end including roadmap and on-call." } ]
{ "group_id": "leadership", "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-023174
0.1
0.1
{ "text": "Commercial experience with Terraform", "skill": "Terraform", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-023174-e1", "section": "summary", "source_type": "cv", "text": "Passionate engineer who loves clean code and best practices." } ]
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v005-bl3-00291
0.1
0.1
{ "text": "Experience with web performance", "skill": "web performance", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl3-00291-e1", "section": "experience", "source_type": "cv", "text": "Worked independently: optimized bundle size with code splitting, owning it in production." } ]
{ "group_id": "frontend", "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-009185
0.1
0.1
{ "text": "Deep Redis expertise", "skill": "Redis", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009185-e1", "section": "experience", "source_type": "cv", "text": "Mid-level developer: added Redis caching with TTL invalidation; shipped to production regularly." }, { "evidence_id": "sj-v004-syn-009185-e2", "section": "summary", "source_type": "cv", ...
{ "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-012404
0.1
0.1
{ "text": "Proven monitoring in production", "skill": "monitoring", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012404-e1", "section": "experience", "source_type": "cv", "text": "Independently created dashboards and alerts for services; on-call owner for it." }, { "evidence_id": "sj-v004-syn-012404-e2", "section": "summary", "source_type": "cv", "text": "Looki...
{ "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-017807
0.1
0.1
{ "text": "GCP experience", "skill": "GCP", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-017807-e1", "section": "experience", "source_type": "cv", "text": "Junior engineer (10 months): helped the team when it ran services on Cloud Run and Cloud SQL, under a senior's guidance." }, { "evidence_id": "sj-v004-syn-017807-e2", "section": "summary", ...
{ "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-syn-029998
0.1
0.1
{ "text": "Production REST API design skills", "skill": "REST API design", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-029998-e1", "section": "experience", "source_type": "cv", "text": "Senior engineer (2019-2024): designed a versioned public REST API (OpenAPI) for 40+ partners with idempotency keys." } ]
{ "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-v002-tr-0103
0.1
0.1
{ "text": "Hands-on authorization (RBAC)", "skill": "authorization (RBAC)", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v002-tr-0103-e1", "section": "summary", "source_type": "cv", "text": "Advanced authorization (RBAC) skills; strong authorization (RBAC) background." } ]
{ "group_id": "security", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "claim_no_detail", "source": "synthetic_v002", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-015545
0.1
0.1
{ "text": "Expert-level Kubernetes", "skill": "Kubernetes", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015545-e1", "section": "skills_list", "source_type": "cv", "text": "Skills: Kubernetes, Git, Jira, Agile, Linux" } ]
{ "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-real-02618
0.1
0.1
{ "text": "Proven React in production", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02618-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Currently learning React" } ]
{ "group_id": "frontend", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "d9e60a1c-007c-511c-9a96-c47a66f2bfcb", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-021494
0.1
0.1
{ "text": "Production Kafka skills", "skill": "Kafka", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021494-e1", "section": "skills_list", "source_type": "cv", "text": "Keywords: Agile, Kafka, Linux, REST" }, { "evidence_id": "sj-v004-syn-021494-e2", "section": "summary", "source_type": "cv", "text": "Looking for a product company." } ]
{ "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-syn-002242
0.1
0.1
{ "text": "Strong hands-on OAuth2/OIDC background", "skill": "OAuth2/OIDC", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002242-e1", "section": "experience", "source_type": "cv", "text": "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-017946
0.1
0.1
{ "text": "Deep event-driven architecture expertise", "skill": "event-driven architecture", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-017946-e1", "section": "experience", "source_type": "cv", "text": "Resume claims they designed saga-based event-driven checkout across 6 services." }, { "evidence_id": "sj-v004-syn-017946-e2", "section": "interview", "source_type": "interview", "text...
{ "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-030318
0.1
0.1
{ "text": "Deep Python expertise", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-030318-e1", "section": "experience", "source_type": "cv", "text": "assisted on tasks where the team shipped django features and maintained them in production; picked tickets prepared by the lead." }, { "evidence_id": "sj-v004-syn-030318-e2", "section": "summ...
{ "group_id": "lang_core", "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-021195
0.1
0.1
{ "text": "Good understanding of distributed consistency", "skill": "distributed consistency", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021195-e1", "section": "experience", "source_type": "cv", "text": "Resume claims they designed idempotent, eventually consistent ledger with reconciliation." }, { "evidence_id": "sj-v004-syn-021195-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-v008-cv-00313
0.1
0.1
{ "text": "Hands-on unit testing", "skill": "unit testing", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00313-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Implemented multiple systems with tools like unit testing, C++, Bash and Python." } ]
{ "group_id": "testing_quality", "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-007682
0.1
0.1
{ "text": "Proven technical design docs in production", "skill": "technical design docs", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-007682-e1", "section": "experience", "source_type": "cv", "text": "Intern then junior: with help from the lead, I contributed while the team wrote design docs for team features." } ]
{ "group_id": "leadership", "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-008077
0.1
0.1
{ "text": "Strong static analysis skills", "skill": "static analysis", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008077-e1", "section": "experience", "source_type": "cv", "text": "As distinguished engineer I introduced SonarQube and custom lint rules gating all merges; I am the go-to static analysis authority company-wide and publish on static analysis." } ]
{ "group_id": "testing_quality", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-024273
0.1
0.1
{ "text": "Strong C#/.NET skills", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024273-e1", "section": "skills_list", "source_type": "cv", "text": "Skills: C#/.NET, Git, Jira, Agile, Linux" }, { "evidence_id": "sj-v004-syn-024273-e2", "section": "summary", "source_type": "cv", "text": "Agile/Scrum teams of 5-8 people." } ]
{ "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-007732
0.1
0.1
{ "text": "Proven secrets management in production", "skill": "secrets management", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-007732-e1", "section": "skills_list", "source_type": "cv", "text": "Skills: secrets management, Git, Jira, Agile, Linux" } ]
{ "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-006532
0.1
0.1
{ "text": "Experience with integration testing", "skill": "integration testing", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006532-e1", "section": "experience", "source_type": "cv", "text": "Independently wrote integration tests against real databases; on-call owner for it." } ]
{ "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-real-00596
0.1
0.1
{ "text": "Proven AWS in production", "skill": "AWS", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00596-e1", "section": "cv_excerpt", "source_type": "cv", "text": "During last year’s holding a Lead DevOps Engineer with more than 5 years of experience in designing and deploying complicated systems and applications on AWS, GCP and Azure Cloud." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "9565f0ec-2c79-5adf-a77b-1475787c94dd", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0....
sj-v004-syn-025139
0.1
0.1
{ "text": "Hands-on Go", "skill": "Go", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025139-e1", "section": "experience", "source_type": "cv", "text": "Independently built Go microservices and fixed production bugs; on-call owner for it." } ]
{ "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-v002-tr-0113
0.1
0.1
{ "text": "Strong Python skills", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v002-tr-0113-e1", "section": "summary", "source_type": "cv", "text": "No hands-on Python experience yet; planning to learn it." } ]
{ "group_id": "lang_core", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v002", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-026368
0.1
0.1
{ "text": "MongoDB (must have)", "skill": "MongoDB", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-026368-e1", "section": "experience", "source_type": "cv", "text": "Lead engineer 2018-2023: modeled sharded MongoDB collections for 2B documents." }, { "evidence_id": "sj-v004-syn-026368-e2", "section": "summary", "source_type": "cv", "text": "Also w...
{ "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-v004-syn-002320
0.1
0.1
{ "text": "Deep performance tuning expertise", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002320-e1", "section": "experience", "source_type": "cv", "text": "Delivered features end-to-end where I fixed N+1 queries and memory leaks." }, { "evidence_id": "sj-v004-syn-002320-e2", "section": "summary", "source_type": "cv", "text": "Also worked...
{ "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-real-00288
0.1
0.1
{ "text": "Strong Python skills", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00288-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Developed python automations for certbot in azure dns." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "8318dd09-67a9-5f2e-ad30-7e40d540c4be", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-003323
0.1
0.1
{ "text": "Good understanding of code review", "skill": "code review", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003323-e1", "section": "experience", "source_type": "cv", "text": "mid-level developer: reviewed teammates' pull requests; shipped to production regularly." } ]
{ "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-real-02399
0.1
0.1
{ "text": "Proven Node.js in production", "skill": "Node.js", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02399-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Now I'm learning NodeJS (Nest)" } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "3718a242-0f9b-565a-a3f6-3e112a986a02", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-023166
0.1
0.1
{ "text": "Strong hands-on integration testing background", "skill": "integration testing", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-023166-e1", "section": "summary", "source_type": "cv", "text": "Haven't worked with integration testing; my background is elsewhere." } ]
{ "group_id": "testing_quality", "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-027237
0.1
0.1
{ "text": "Commercial experience with scalable system design", "skill": "scalable system design", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027237-e1", "section": "experience", "source_type": "cv", "text": "Trainee developer; shadowed seniors who designed a single service including data model and failure modes." } ]
{ "group_id": "system_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-005133
0.1
0.1
{ "text": "Hands-on Elasticsearch", "skill": "Elasticsearch", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005133-e1", "section": "experience", "source_type": "cv", "text": "Principal engineer: designed Elasticsearch index strategy for 500M docs with relevance tuning; recognized as Elasticsearch authority and gave conference talks on it." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v005-bl5-01380
0.1
0.1
{ "text": "Strong accessibility skills", "skill": "accessibility", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl5-01380-e1", "section": "experience", "source_type": "cv", "text": "Organization-level owner of accessibility strategy: led WCAG 2.1 AA remediation and audits, consulted by every team." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "hard", "case_type": "boundary_l5", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-01574
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-01574-e1", "section": "cv_excerpt", "source_type": "cv", "text": "One of the interesting projects was built on the VMware platform and with Haproxy and Kubernetes configurations was able to support 1 million parallel MQTT connections used by devices." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "04d5a9a5-5e01-51d3-9f7f-132b0a30a8d2", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-006555
0.1
0.1
{ "text": "Strong React skills", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006555-e1", "section": "summary", "source_type": "cv", "text": "Advanced React skills; strong React background." }, { "evidence_id": "sj-v004-syn-006555-e2", "section": "summary", "source_type": "cv", "text": "B.Sc. in Computer Science." } ]
{ "group_id": "frontend", "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-012128
0.1
0.1
{ "text": "Proven unit testing in production", "skill": "unit testing", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012128-e1", "section": "experience", "source_type": "cv", "text": "fellow-level engineer: set testing standards and raised coverage from 30% to 85% across the org. wrote the internal unit testing handbook and teach unit testing externally." } ]
{ "group_id": "testing_quality", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-00683
0.1
0.1
{ "text": "Production Docker skills", "skill": "Docker", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00683-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Contributed to an e-commerce project (Docker)." } ]
{ "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-008038
0.1
0.1
{ "text": "Expert-level state management", "skill": "state management", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008038-e1", "section": "experience", "source_type": "cv", "text": "Backend engineer, Go and PostgreSQL, 7 years." } ]
{ "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-v004-real-00130
0.1
0.1
{ "text": "Proven Kubernetes in production", "skill": "Kubernetes", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00130-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Basic knowledge of Linux, k8s, Docker, Gradle." } ]
{ "group_id": "cloud_devops", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "f30afc26-ca64-595c-aa5f-8b3d6641dd77", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-03546
0.1
0.1
{ "text": "Proven Node.js in production", "skill": "Node.js", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03546-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I implemented a small number of Web applications on a bunch of React JS + Node JS" } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "858f526d-83e4-5b8b-9aef-1bab082d20a4", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-002390
0.1
0.1
{ "text": "Commercial experience with ownership", "skill": "ownership", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002390-e1", "section": "summary", "source_type": "cv", "text": "ownership: none so far." }, { "evidence_id": "sj-v004-syn-002390-e2", "section": "summary", "source_type": "cv", "text": "fluent english." } ]
{ "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-01675
0.1
0.1
{ "text": "Proven Java in production", "skill": "Java", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-01675-e1", "section": "cv_excerpt", "source_type": "cv", "text": "As an Android Developer, I have completed Coursera courses in Java Core and Java Advance, as well as Android development courses." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "1e8e62b8-dd2f-5cf2-a3e2-2c1296534a6c", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v006-c-00888
0.1
0.1
{ "text": "Commercial authorization (RBAC) experience", "skill": "authorization (RBAC)", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00888-e1", "section": "experience", "source_type": "cv", "text": "Freelance: delivered several client projects where I implemented role checks in APIs." } ]
{ "group_id": "security", "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-030012
0.1
0.1
{ "text": "Hands-on OWASP secure coding", "skill": "OWASP secure coding", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-030012-e1", "section": "experience", "source_type": "cv", "text": "day to day i fixed owasp findings from pentests on my own." } ]
{ "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-000426
0.1
0.1
{ "text": "Expert-level incident response", "skill": "incident response", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000426-e1", "section": "summary", "source_type": "cv", "text": "Expert in incident response with 10 years of experience." } ]
{ "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-v004-syn-013762
0.1
0.1
{ "text": "Production distributed tracing skills", "skill": "distributed tracing", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013762-e1", "section": "experience", "source_type": "cv", "text": "Junior engineer (10 months): helped the team when it instrumented services with OpenTelemetry, under a senior's guidance." } ]
{ "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-real-02542
0.1
0.1
{ "text": "Java experience", "skill": "Java", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02542-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I am in the learning process of java script and continuously working on my skills making them better and better." } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "c081b188-6b26-5cc9-b3e7-3d8857a3528a", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0.2" }
sj-v004-real-04461
0.1
0.1
{ "text": "Strong C#/.NET skills", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04461-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I built the entire ORM layer of the system using .Net platform." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "5fa0751a-51f8-519e-8054-86cfa896c9b2", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-020829
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-020829-e1", "section": "experience", "source_type": "cv", "text": "Senior engineer (2019-2024): profiled and tuned JVM services increasing throughput 3x on the same hardware." }, { "evidence_id": "sj-v004-syn-020829-e2", "section": "summary", "source_typ...
{ "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-v004-real-03708
0.1
0.1
{ "text": "Proven Python in production", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03708-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I am a Data Scientist with 3 years of commercial experience in the Python programming area and one year of commercial experience in ML." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "56b77837-d188-508a-8924-416ae1c1a34b", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v...
sj-v004-syn-009409
0.1
0.1
{ "text": "Commercial experience with ownership", "skill": "ownership", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009409-e1", "section": "experience", "source_type": "cv", "text": "Mid-level developer: owned a service and its backlog; shipped to production regularly." } ]
{ "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-v005-bl5-01241
0.1
0.1
{ "text": "Hands-on API versioning", "skill": "API versioning", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl5-01241-e1", "section": "experience", "source_type": "cv", "text": "Principal engineer, recognized expert: created deprecation and versioning policy adopted company-wide; core maintainer of a popular API versioning project." } ]
{ "group_id": "api_design", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "hard", "case_type": "boundary_l5", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-003563
0.1
0.1
{ "text": "Proven Kafka in production", "skill": "Kafka", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003563-e1", "section": "experience", "source_type": "cv", "text": "Bootcamp assignment: basic Kafka exercise." } ]
{ "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-v008-cv-01893
0.1
0.1
{ "text": "Production GraphQL skills", "skill": "GraphQL", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01893-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Open to learning GraphQL if the project needs it." } ]
{ "group_id": "api_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-001307
0.1
0.1
{ "text": "Good understanding of performance tuning", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001307-e1", "section": "experience", "source_type": "cv", "text": "For 2.5 years I fixed N+1 queries and memory leaks as the main developer of the service." } ]
{ "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-real-00213
0.1
0.1
{ "text": "Strong Node.js skills", "skill": "Node.js", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00213-e1", "section": "cv_excerpt", "source_type": "cv", "text": "2 years experience with Node.js in own projects" } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "bac32f8f-a14d-5bf5-8951-c49d853288ba", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0....
sj-v004-real-04061
0.1
0.1
{ "text": "Strong Go skills", "skill": "Go", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04061-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Developed a few full-stack projects with Node.js & Go for backend side, and React for frontend;" } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "8568523b-25f0-523d-a450-fc04642702f8", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0.2" }
sj-v004-syn-000174
0.1
0.1
{ "text": "Experience with PostgreSQL", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000174-e1", "section": "experience", "source_type": "cv", "text": "in my last role 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": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-03614
0.1
0.1
{ "text": "Proven React in production", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03614-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Experienced Frontend developer with more than 2 years of hands-on experience building and maintaining complex web applications using the Vue and React frameworks." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "9a330c53-7946-51af-8739-3cd9bede33c7", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0....
sj-v004-real-03957
0.1
0.1
{ "text": "React experience", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03957-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I also contributed to another project that was built using React." } ]
{ "group_id": "frontend", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "09dfc77c-895b-5efe-8b16-4354a17fbfce", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-026777
0.1
0.1
{ "text": "Practical database migrations experience", "skill": "database migrations", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-026777-e1", "section": "experience", "source_type": "cv", "text": "Claimed: led zero-downtime migration of 200 tables to a new schema." }, { "evidence_id": "sj-v004-syn-026777-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-v005-bl3-00161
0.1
0.1
{ "text": "Production distributed tracing skills", "skill": "distributed tracing", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl3-00161-e1", "section": "experience", "source_type": "cv", "text": "In my current job I instrumented services with OpenTelemetry and fix issues without help." } ]
{ "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-028865
0.1
0.1
{ "text": "Strong monitoring skills", "skill": "monitoring", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-028865-e1", "section": "experience", "source_type": "cv", "text": "Experience: Product designer running user research." } ]
{ "group_id": "reliability_obs", "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-00515
0.1
0.1
{ "text": "Strong OWASP secure coding skills", "skill": "OWASP secure coding", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00515-e1", "section": "experience", "source_type": "cv", "text": "Used OWASP secure coding on a small internal tool with help from a senior colleague." } ]
{ "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-008387
0.1
0.1
{ "text": "Working knowledge of incident response", "skill": "incident response", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[]
{ "group_id": "reliability_obs", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "easy", "case_type": "no_evidence", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v005-bl4-01178
0.1
0.1
{ "text": "Strong performance tuning skills", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v005-bl4-01178-e1", "section": "experience", "source_type": "cv", "text": "Designed and led: profiled and tuned JVM services increasing throughput 3x on the same hardware, with measurable outcomes." } ]
{ "group_id": "reliability_obs", "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-011320
0.1
0.1
{ "text": "Solid integration testing knowledge", "skill": "integration testing", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-011320-e1", "section": "summary", "source_type": "cv", "text": "Profile: 'deep integration testing expertise', no further details given." } ]
{ "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-02918
0.1
0.1
{ "text": "React experience", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02918-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I starting advanced React course." } ]
{ "group_id": "frontend", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "88228873-9ed4-5f8e-bf4f-c22c735789b0", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-02296
0.1
0.1
{ "text": "AWS experience", "skill": "AWS", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02296-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Single-handedly developed web-sites, integrated third-party services (Auth0, EmailJS, Google Calendar, Google Analytics, Firebase), deployed applications using AWS Amplify." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "aed5dcbc-f0d5-5aee-8ef4-2604b697ca42", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-003541
0.1
0.1
{ "text": "Strong OpenAPI skills", "skill": "OpenAPI", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003541-e1", "section": "summary", "source_type": "cv", "text": "Expert in OpenAPI with 10 years of experience." }, { "evidence_id": "sj-v004-syn-003541-e2", "section": "summary", "source_type": "cv", "text": "B.Sc. in Computer Science." } ]
{ "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-real-00489
0.1
0.1
{ "text": "Proven React in production", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00489-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Created as a pet project to practice React and Typescript knowledge." } ]
{ "group_id": "frontend", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "8ab95f26-90f7-597c-822f-d5db322e32f0", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0.2" }
sj-v008-cv-01292
0.1
0.1
{ "text": "Proven PostgreSQL in production", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01292-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Built various applications with PostgreSQL, Java, Go and SQL." } ]
{ "group_id": "data_storage", "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-007639
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-007639-e1", "section": "experience", "source_type": "cv", "text": "Lead engineer 2018-2023: designed fine-grained RBAC/ABAC service used by all products." } ]
{ "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-014259
0.1
0.1
{ "text": "Expert-level MySQL", "skill": "MySQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014259-e1", "section": "summary", "source_type": "cv", "text": "Self-motivated developer who enjoys challenges." } ]
{ "group_id": "data_storage", "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-026124
0.1
0.1
{ "text": "Deep React expertise", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-026124-e1", "section": "experience", "source_type": "cv", "text": "Bootcamp assignment: basic React exercise." }, { "evidence_id": "sj-v004-syn-026124-e2", "section": "summary", "source_type": "cv", "text": "Also worked with Git and Jira." } ]
{ "group_id": "frontend", "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-001356
0.1
0.1
{ "text": "Good understanding of Node.js", "skill": "Node.js", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001356-e1", "section": "projects", "source_type": "portfolio", "text": "Personal project: followed a tutorial to try Node.js on a toy app." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "easy", "case_type": "toy_project", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-05259
0.1
0.1
{ "text": "Strong MongoDB skills", "skill": "MongoDB", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05259-e1", "section": "cv_excerpt", "source_type": "cv", "text": "My team took first place in the Global Game Jam Ukrtaine 2022 in the category of Best Art I have 1.5 years of work as a freelancer for the American studio. There are two implemented projects." } ]
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "27e165a6-2e2e-5c04-af4e-898726822ba5", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0...
sj-v004-syn-014310
0.1
0.1
{ "text": "Good understanding of Python", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014310-e1", "section": "experience", "source_type": "cv", "text": "CV: architected an async Python (FastAPI) platform serving 30 internal teams." }, { "evidence_id": "sj-v004-syn-014310-e2", "section": "interview", "source_type": "interview", "text":...
{ "group_id": "lang_core", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }