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sj-v004-syn-004436
0.1
0.1
{ "text": "Strong hands-on state management background", "skill": "state management", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004436-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-00050
0.1
0.1
{ "text": "React experience", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00050-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Created some projects in React/Redux(Google calendar, Airport site, etc.)." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "c8c9debd-3986-5a90-9e11-8b0527af2b98", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-009752
0.1
0.1
{ "text": "distributed tracing experience", "skill": "distributed tracing", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009752-e1", "section": "experience", "source_type": "cv", "text": "Fellow-level engineer: rolled out OpenTelemetry tracing across 30 services and used it to cut latency 40%. Wrote the internal distributed tracing handbook and teach distributed tracing externally." }, ...
{ "group_id": "reliability_obs", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-025330
0.1
0.1
{ "text": "Commercial experience with TDD", "skill": "TDD", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025330-e1", "section": "experience", "source_type": "cv", "text": "Backend engineer, 3 years: practiced TDD on daily 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-007111
0.1
0.1
{ "text": "Commercial experience with REST API design", "skill": "REST API design", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-007111-e1", "section": "experience", "source_type": "cv", "text": "for 2.5 years i built rest endpoints with validation and pagination as the main developer of the service." }, { "evidence_id": "sj-v004-syn-007111-e2", "section": "summary", "source_type"...
{ "group_id": "api_design", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-009014
0.1
0.1
{ "text": "Node.js (must have)", "skill": "Node.js", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009014-e1", "section": "projects", "source_type": "portfolio", "text": "Personal project: followed a tutorial to try Node.js on a toy app." }, { "evidence_id": "sj-v004-syn-009014-e2", "section": "summary", "source_type": "cv", "text": "Based in Euro...
{ "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-00221
0.1
0.1
{ "text": "Strong React skills", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00221-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Developed websites using HTML, CSS, Bootstrap, JavaScript, Tailwindcss and React." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "2ff99247-af2d-5819-b92b-581651ddbf34", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-014011
0.1
0.1
{ "text": "database migrations (must have)", "skill": "database migrations", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014011-e1", "section": "skills_list", "source_type": "cv", "text": "Stack: database migrations, Jira, Confluence, Git" } ]
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-008938
0.1
0.1
{ "text": "Expert-level OpenAPI", "skill": "OpenAPI", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008938-e1", "section": "summary", "source_type": "cv", "text": "OpenAPI guru, top expert level." } ]
{ "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-04482
0.1
0.1
{ "text": "Strong Python skills", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04482-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Quite a lot of experience with Python: algorithm tasks, as well as DS/ML (familiar with the major libraries in that field)." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "92205846-5b0f-5fe3-915c-21e12e8da2a9", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-014898
0.1
0.1
{ "text": "Practical mentoring experience", "skill": "mentoring", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014898-e1", "section": "experience", "source_type": "cv", "text": "In my last role I mentored 6 engineers, 3 promoted, and ran the onboarding program." }, { "evidence_id": "sj-v004-syn-014898-e2", "section": "summary", "source_type": "cv", "text": "F...
{ "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-002867
0.1
0.1
{ "text": "Go experience", "skill": "Go", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002867-e1", "section": "experience", "source_type": "cv", "text": "Delivered features end-to-end where I built Go microservices and fixed production bugs." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-027690
0.1
0.1
{ "text": "Hands-on ownership", "skill": "ownership", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027690-e1", "section": "experience", "source_type": "cv", "text": "Independently owned a service and its backlog; on-call owner for it." } ]
{ "group_id": "leadership", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-025453
0.1
0.1
{ "text": "Production Kafka skills", "skill": "Kafka", "group_id": "system_design", "target_level": 3, "importance": "must" }
[]
{ "group_id": "system_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "easy", "case_type": "no_evidence", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-003919
0.1
0.1
{ "text": "Deep REST API design expertise", "skill": "REST API design", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003919-e1", "section": "experience", "source_type": "cv", "text": "Day to day I built REST endpoints with validation and pagination on my own." } ]
{ "group_id": "api_design", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-004930
0.1
0.1
{ "text": "Commercial experience with CI/CD", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004930-e1", "section": "skills_list", "source_type": "cv", "text": "tools: git, ci/cd, docker, postman, jira" } ]
{ "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-017025
0.1
0.1
{ "text": "Deep accessibility expertise", "skill": "accessibility", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-017025-e1", "section": "experience", "source_type": "cv", "text": "Trainee developer; shadowed seniors who fixed accessibility issues reported by QA." }, { "evidence_id": "sj-v004-syn-017025-e2", "section": "summary", "source_type": "cv", "text": "Fl...
{ "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-syn-015860
0.1
0.1
{ "text": "Strong hands-on microservices background", "skill": "microservices", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015860-e1", "section": "skills_list", "source_type": "cv", "text": "Technologies: Docker, microservices, Scrum, SQL" } ]
{ "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-04239
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-04239-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Technologies: TypeScript, Node.js, NestJs, TypeORM, React, Redux, SCSS." } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "278e4f99-74d4-578d-a339-9bfd69ea5e3f", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2"...
sj-v004-real-03979
0.1
0.1
{ "text": "Proven microservices in production", "skill": "microservices", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03979-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Designed and implemented microservices for remote account opening, remote card operations, exchange, payments, BFF and etc on Corporate Banking." } ]
{ "group_id": "system_design", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "11a2b042-7817-57b1-9162-19dea12d9978", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-03892
0.1
0.1
{ "text": "Python experience", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03892-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Python (Machine Learning, Computer Vision, Backend Development)" } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "a5e37726-eb1f-58c6-8738-3d59024f38e6", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-02258
0.1
0.1
{ "text": "Java experience", "skill": "Java", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02258-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Technologies: Java, Dagger2, RxJava, Retrofit, ButterKnife, Glide" } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "841c525c-92c5-5081-bc73-cc7460fe42cc", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2"...
sj-v004-syn-022189
0.1
0.1
{ "text": "Deep gRPC expertise", "skill": "gRPC", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-022189-e1", "section": "experience", "source_type": "cv", "text": "Our team defined protobuf contracts and gRPC streaming APIs between 20 services. 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-syn-010741
0.1
0.1
{ "text": "microservices (must have)", "skill": "microservices", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010741-e1", "section": "experience", "source_type": "cv", "text": "Lead engineer 2018-2023: architected the monolith-to-microservices split into 25 services with clear boundaries." }, { "evidence_id": "sj-v004-syn-010741-e2", "section": "summary", "sourc...
{ "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-019983
0.1
0.1
{ "text": "Working knowledge of Node.js", "skill": "Node.js", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-019983-e1", "section": "experience", "source_type": "cv", "text": "Lead engineer 2018-2023: led the Node.js/TypeScript gateway rewrite reducing p99 from 900ms to 120ms." } ]
{ "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-02890
0.1
0.1
{ "text": "Strong React skills", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02890-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Tech Stack: SASS, React, MaterialUI, Typescript, Firebase, react-sweet-state, i18n" } ]
{ "group_id": "frontend", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "e6d1282e-b61c-5b81-8e00-fdba0d85f091", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0....
sj-v004-syn-029678
0.1
0.1
{ "text": "Expert-level gRPC", "skill": "gRPC", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-029678-e1", "section": "experience", "source_type": "cv", "text": "senior engineer (2019-2024): defined protobuf contracts and grpc streaming apis between 20 services." }, { "evidence_id": "sj-v004-syn-029678-e2", "section": "summary", "source_type": "cv...
{ "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-v006-c-01850
0.1
0.1
{ "text": "Commercial AWS experience", "skill": "AWS", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01850-e1", "section": "experience", "source_type": "cv", "text": "Used AWS on a small internal tool with help from a senior colleague." } ]
{ "group_id": "cloud_devops", "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-030962
0.1
0.1
{ "text": "Hands-on event-driven architecture", "skill": "event-driven architecture", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-030962-e1", "section": "interview", "source_type": "interview", "text": "Candidate confirmed they have never worked with event-driven architecture." }, { "evidence_id": "sj-v004-syn-030962-e2", "section": "summary", "source_type": "cv", "text": "Also...
{ "group_id": "system_design", "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-01368
0.1
0.1
{ "text": "Experience with gRPC", "skill": "gRPC", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01368-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Covered gRPC fundamentals and exercises in a training program." } ]
{ "group_id": "api_design", "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-real-04261
0.1
0.1
{ "text": "Strong Java skills", "skill": "Java", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04261-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Basic knowledge of languages: JS, PHP, C/C++/C#, Java, CUDA/openCL" } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "466a2e52-b118-5819-af2f-9b2ba202b776", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-004038
0.1
0.1
{ "text": "Working knowledge of GraphQL", "skill": "GraphQL", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004038-e1", "section": "experience", "source_type": "cv", "text": "Owned the initiative where I designed a federated GraphQL schema with dataloader batching for 8 teams, and drove GraphQL decisions for the team." } ]
{ "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-020307
0.1
0.1
{ "text": "Production OpenAPI skills", "skill": "OpenAPI", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-020307-e1", "section": "interview", "source_type": "interview", "text": "Candidate confirmed they have never worked with OpenAPI." }, { "evidence_id": "sj-v004-syn-020307-e2", "section": "summary", "source_type": "cv", "text": "Agile/Scrum teams of 5...
{ "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-v008-cv-00394
0.1
0.1
{ "text": "Strong state management skills", "skill": "state management", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00394-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Completed an online state management course with a certificate." } ]
{ "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-007052
0.1
0.1
{ "text": "Commercial experience with React", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-007052-e1", "section": "summary", "source_type": "cv", "text": "No hands-on React experience yet; planning to learn it." } ]
{ "group_id": "frontend", "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-010844
0.1
0.1
{ "text": "Expert-level MySQL", "skill": "MySQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010844-e1", "section": "experience", "source_type": "cv", "text": "Tech lead who set up MySQL semi-sync replication and online schema changes at 20k QPS, and mentored the team on MySQL practices." }, { "evidence_id": "sj-v004-syn-010844-e2", "section": "summ...
{ "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-04355
0.1
0.1
{ "text": "Python experience", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04355-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I'm an applied data analyst skilled in SQL, Tableau, R, Python, Power BI, and Excel, with over 2 years of experience in data wrangling, cleaning, and visualization procedures to better manage, understand...
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "69818f9f-7231-5095-a2d6-2f03f1eb06a1", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v...
sj-v004-syn-023072
0.1
0.1
{ "text": "Hands-on encryption", "skill": "encryption", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-023072-e1", "section": "summary", "source_type": "cv", "text": "No hands-on encryption experience yet; planning to learn it." }, { "evidence_id": "sj-v004-syn-023072-e2", "section": "summary", "source_type": "cv", "text": "Fluent English." } ]
{ "group_id": "security", "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-026587
0.1
0.1
{ "text": "static analysis (must have)", "skill": "static analysis", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-026587-e1", "section": "experience", "source_type": "cv", "text": "Our team introduced SonarQube and custom lint rules gating all merges. My contribution: tests and documentation." } ]
{ "group_id": "testing_quality", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-00736
0.1
0.1
{ "text": "Production OWASP secure coding skills", "skill": "OWASP secure coding", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00736-e1", "section": "experience", "source_type": "cv", "text": "Built and operated OWASP secure coding components in production for 2+ years: fixed OWASP findings from pentests." } ]
{ "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-021584
0.1
0.1
{ "text": "Solid Kotlin knowledge", "skill": "Kotlin", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021584-e1", "section": "experience", "source_type": "cv", "text": "Owned the initiative where I designed Kotlin coroutine-based backend for 5M MAU app, and drove Kotlin 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-v008-cv-01820
0.1
0.1
{ "text": "Hands-on Java", "skill": "Java", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01820-e1", "section": "cv_excerpt", "source_type": "cv", "text": "At my previous startup I designed a Java/Spring settlement engine processing $2B/yr and cut GC pauses 80%." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-real-05624
0.1
0.1
{ "text": "Proven mentoring in production", "skill": "mentoring", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05624-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Have over ten years of experience in administering UNIX-based servers. Was developing modules for CRM/CMS systems, IP-telephony, mail servers, etc. Like working with microservice architecture, pipeline a...
{ "group_id": "leadership", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "df95a326-c61f-5bf9-bb9e-671869d8adcf", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v005-bl4-01094
0.1
0.1
{ "text": "Hands-on distributed consistency", "skill": "distributed consistency", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl4-01094-e1", "section": "experience", "source_type": "cv", "text": "Drove the design: designed idempotent, eventually consistent ledger with reconciliation; also set distributed consistency guidelines for the team." } ]
{ "group_id": "system_design", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "boundary_l4", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-019767
0.1
0.1
{ "text": "Experience with encryption", "skill": "encryption", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-019767-e1", "section": "summary", "source_type": "cv", "text": "encryption guru, top expert level." } ]
{ "group_id": "security", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "claim_no_detail", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-03749
0.1
0.1
{ "text": "Proven microservices in production", "skill": "microservices", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03749-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Created a lot of API, and made microservices for traffic." } ]
{ "group_id": "system_design", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "a2eb1e4c-ca27-5701-bfeb-366c27690c03", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v008-cv-00775
0.1
0.1
{ "text": "Production scalable system design skills", "skill": "scalable system design", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00775-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Delivered several projects using these technologies: scalable system design, PHP, JavaScript, MySQL." } ]
{ "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-000952
0.1
0.1
{ "text": "Commercial experience with CI/CD", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000952-e1", "section": "experience", "source_type": "cv", "text": "Mid-level developer: maintained GitHub Actions pipelines; shipped to production regularly." }, { "evidence_id": "sj-v004-syn-000952-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-syn-011142
0.1
0.1
{ "text": "Practical Kubernetes experience", "skill": "Kubernetes", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-011142-e1", "section": "experience", "source_type": "cv", "text": "4 years of production work with Docker Swarm (not Kubernetes)." } ]
{ "group_id": "cloud_devops", "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-008050
0.1
0.1
{ "text": "Strong hands-on OWASP secure coding background", "skill": "OWASP secure coding", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008050-e1", "section": "skills_list", "source_type": "cv", "text": "Tools: Git, OWASP secure coding, Docker, Postman, 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-03257
0.1
0.1
{ "text": "Strong AWS skills", "skill": "AWS", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03257-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Basic knowledge of AWS services such as RDS, S3, etc." } ]
{ "group_id": "cloud_devops", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "1ba3c28f-1b73-5053-990f-4abcfa96340d", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v005-bl5-01200
0.1
0.1
{ "text": "Experience with React", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v005-bl5-01200-e1", "section": "experience", "source_type": "cv", "text": "Company-wide React authority: architected React micro-frontend platform for 6 teams; defined the React standards all teams follow and speak at conferences." } ]
{ "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-02286
0.1
0.1
{ "text": "Strong Python skills", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02286-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I have 8+ years of experience in building web backends using python." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "519ea0e1-72dc-5c0d-b471-85b2c5b17e05", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0....
sj-v006-c-01769
0.1
0.1
{ "text": "Production SLO/SLI skills", "skill": "SLO/SLI", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01769-e1", "section": "experience", "source_type": "cv", "text": "My team defined SLOs and error budgets adopted by engineering leadership; I only wrote some tests around it." } ]
{ "group_id": "reliability_obs", "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-004180
0.1
0.1
{ "text": "Strong mentoring skills", "skill": "mentoring", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004180-e1", "section": "summary", "source_type": "cv", "text": "mentoring: none so far." }, { "evidence_id": "sj-v004-syn-004180-e2", "section": "summary", "source_type": "cv", "text": "Also worked with Git and Jira." } ]
{ "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-021466
0.1
0.1
{ "text": "microservices (must have)", "skill": "microservices", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021466-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-000784
0.1
0.1
{ "text": "web performance experience", "skill": "web performance", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000784-e1", "section": "experience", "source_type": "cv", "text": "senior engineer (2019-2024): 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-syn-004007
0.1
0.1
{ "text": "Deep authorization (RBAC) expertise", "skill": "authorization (RBAC)", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004007-e1", "section": "skills_list", "source_type": "cv", "text": "keywords: agile, authorization (rbac), linux, rest" }, { "evidence_id": "sj-v004-syn-004007-e2", "section": "summary", "source_type": "cv", "text": "b.sc. in computer science." } ]
{ "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-015527
0.1
0.1
{ "text": "Working knowledge of OAuth2/OIDC", "skill": "OAuth2/OIDC", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015527-e1", "section": "experience", "source_type": "cv", "text": "Junior engineer (10 months): helped the team when it implemented OAuth2 login and token refresh, under a senior's guidance." } ]
{ "group_id": "security", "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-06919
0.1
0.1
{ "text": "Proven Redis in production", "skill": "Redis", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06919-e1", "section": "cv_excerpt", "source_type": "cv", "text": "It was a great experience to redesign and add some adaptive elements, especially for mobile devices. The last project also gave me an experience in troubleshooting and communicating with back-end and hos...
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "13da05e1-5b89-5abc-b3b8-e04be7081641", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-002643
0.1
0.1
{ "text": "Good understanding of MySQL", "skill": "MySQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002643-e1", "section": "experience", "source_type": "cv", "text": "Mid-level developer: designed MySQL schemas for new features; shipped to production regularly." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-016029
0.1
0.1
{ "text": "Proven React in production", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016029-e1", "section": "experience", "source_type": "cv", "text": "Resume claims they architected React micro-frontend platform for 6 teams." }, { "evidence_id": "sj-v004-syn-016029-e2", "section": "interview", "source_type": "interview", "text": "In...
{ "group_id": "frontend", "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-007097
0.1
0.1
{ "text": "ownership (must have)", "skill": "ownership", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-007097-e1", "section": "experience", "source_type": "cv", "text": "Team member on the payments squad (2021-2024)." } ]
{ "group_id": "leadership", "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-026874
0.1
0.1
{ "text": "Expert-level distributed consistency", "skill": "distributed consistency", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-026874-e1", "section": "experience", "source_type": "cv", "text": "Independently handled retries and deduplication in distributed jobs; on-call owner for it." } ]
{ "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-syn-003679
0.1
0.1
{ "text": "Deep MySQL expertise", "skill": "MySQL", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003679-e1", "section": "experience", "source_type": "cv", "text": "Senior backend developer; key achievement: set up MySQL semi-sync replication and online schema changes at 20k QPS." }, { "evidence_id": "sj-v004-syn-003679-e2", "section": "summary", "so...
{ "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-v008-cv-01158
0.1
0.1
{ "text": "Production code review skills", "skill": "code review", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01158-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Familiar with the basics, and have hands-on experience working with Git, code review, Nginx and Linux." } ]
{ "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-v004-syn-006768
0.1
0.1
{ "text": "Production React skills", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006768-e1", "section": "experience", "source_type": "cv", "text": "backend engineer, 3 years: built react + typescript pages shipped to users." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-018068
0.1
0.1
{ "text": "Practical OWASP secure coding experience", "skill": "OWASP secure coding", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-018068-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-v006-c-01185
0.1
0.1
{ "text": "Hands-on integration testing", "skill": "integration testing", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01185-e1", "section": "experience", "source_type": "cv", "text": "Built a small integration testing demo app following an online tutorial." } ]
{ "group_id": "testing_quality", "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-real-03355
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-03355-e1", "section": "cv_excerpt", "source_type": "cv", "text": "wrote a bunch of Python scripts in order to improve reporting system" } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "279fd6eb-fe62-582e-b8fd-3eacc6e59394", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0.2" }
sj-v004-real-05722
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-05722-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Projects and products I have completed and been involved: Retail banking products tariffs management and analysis: Cash loans, Deposits, Credit cards, Debet cards Features of mobile banking app: Registra...
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "8405f051-4aae-50c0-b237-ffd7b564ddff", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-021419
0.1
0.1
{ "text": "OAuth2/OIDC experience", "skill": "OAuth2/OIDC", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021419-e1", "section": "experience", "source_type": "cv", "text": "our squad designed sso with oidc and token exchange across 10 products; i mainly fixed bugs and wrote docs." }, { "evidence_id": "sj-v004-syn-021419-e2", "section": "summary", "source_typ...
{ "group_id": "security", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-01343
0.1
0.1
{ "text": "Proven integration testing in production", "skill": "integration testing", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01343-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Completed an online integration testing course with a certificate." } ]
{ "group_id": "testing_quality", "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-real-00805
0.1
0.1
{ "text": "Java experience", "skill": "Java", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00805-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Have had migration from java 7 to java 8, reworking CI/CD processess based on Jenkins, developed and implemented automation processes for build, deploy application for qa/preprod/prod envs." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "4dcba31d-3189-5cc1-a4fd-cc2b839bedaa", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0.2" }
sj-v004-syn-020332
0.1
0.1
{ "text": "Hands-on REST API design", "skill": "REST API design", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-020332-e1", "section": "experience", "source_type": "cv", "text": "Principal engineer: designed a versioned public REST API (OpenAPI) for 40+ partners with idempotency keys; recognized as REST API design authority and gave conference talks on it." }, { "evidence...
{ "group_id": "api_design", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-030463
0.1
0.1
{ "text": "Commercial experience with Redis", "skill": "Redis", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-030463-e1", "section": "experience", "source_type": "cv", "text": "Built and ran services using Memcached; considering Redis next." }, { "evidence_id": "sj-v004-syn-030463-e2", "section": "summary", "source_type": "cv", "text": "B.Sc. in Computer Sci...
{ "group_id": "data_storage", "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-015369
0.1
0.1
{ "text": "Production authorization (RBAC) skills", "skill": "authorization (RBAC)", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015369-e1", "section": "education", "source_type": "cv", "text": "University course project using authorization (RBAC) for a simple CRUD demo." } ]
{ "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-v006-c-01634
0.1
0.1
{ "text": "Hands-on MongoDB", "skill": "MongoDB", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01634-e1", "section": "experience", "source_type": "cv", "text": "Used MongoDB on a small internal tool with help from a senior colleague." } ]
{ "group_id": "data_storage", "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-06934
0.1
0.1
{ "text": "Proven Terraform in production", "skill": "Terraform", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06934-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I'm a data analyst with A year+ experience and I'm open to internship, remote and part-time jobs. I make good visual and derive reasonable insights from given and collected data. Would love to work with ...
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "6913a1ab-bdcd-5913-8de5-f7f1977446c6", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-009193
0.1
0.1
{ "text": "Production Kubernetes skills", "skill": "Kubernetes", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009193-e1", "section": "experience", "source_type": "cv", "text": "Core contributor to the Kubernetes ecosystem; designed multi-cluster Kubernetes platform with autoscaling and GitOps for 40 services." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-00160
0.1
0.1
{ "text": "Hands-on monitoring", "skill": "monitoring", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00160-e1", "section": "experience", "source_type": "cv", "text": "My team built the company observability stack (Prometheus, Grafana) and SLO program; I only wrote some tests around it." } ]
{ "group_id": "reliability_obs", "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-012481
0.1
0.1
{ "text": "Production Docker skills", "skill": "Docker", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012481-e1", "section": "skills_list", "source_type": "cv", "text": "Technologies: Docker, Docker, Scrum, SQL" }, { "evidence_id": "sj-v004-syn-012481-e2", "section": "summary", "source_type": "cv", "text": "Based in Europe, open to remote." } ]
{ "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-021763
0.1
0.1
{ "text": "Solid C#/.NET knowledge", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021763-e1", "section": "experience", "source_type": "cv", "text": "owned the initiative where i architected .net 8 order platform across 12 services, and drove c#/.net 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-001976
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-001976-e1", "section": "experience", "source_type": "cv", "text": "lead engineer 2018-2023: introduced contract-first openapi workflow with generated sdks." }, { "evidence_id": "sj-v004-syn-001976-e2", "section": "summary", "source_type": "cv", "text...
{ "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-real-03492
0.1
0.1
{ "text": "React experience", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03492-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Technologies: HTML SCSS JavaScript, React, Redux, React-Rails." } ]
{ "group_id": "frontend", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "2203f296-ad20-5dbf-8f23-05574c1a5389", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2"...
sj-v004-syn-010427
0.1
0.1
{ "text": "Strong ownership skills", "skill": "ownership", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010427-e1", "section": "experience", "source_type": "cv", "text": "Our team owned the payments domain end-to-end including roadmap and on-call. My contribution: tests and documentation." } ]
{ "group_id": "leadership", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-003450
0.1
0.1
{ "text": "Strong API versioning skills", "skill": "API versioning", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003450-e1", "section": "summary", "source_type": "cv", "text": "Haven't worked with API versioning; my background is elsewhere." }, { "evidence_id": "sj-v004-syn-003450-e2", "section": "summary", "source_type": "cv", "text": "Also worked with Git and...
{ "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-v004-real-00988
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-00988-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Built a RESTful API using Node.js, Express, Redis, OpenAI, PM2, Sentry, HoneyBadger, Sequelize, and MySQL." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "9a37ea44-aa4f-5259-a08a-7581fde12e1c", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0.2" }
sj-v004-syn-009263
0.1
0.1
{ "text": "Proven MongoDB in production", "skill": "MongoDB", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009263-e1", "section": "summary", "source_type": "cv", "text": "I have not used MongoDB professionally or in projects; my experience is in other areas." }, { "evidence_id": "sj-v004-syn-009263-e2", "section": "summary", "source_type": "cv", "text": "...
{ "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-012805
0.1
0.1
{ "text": "Practical API versioning experience", "skill": "API versioning", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012805-e1", "section": "experience", "source_type": "cv", "text": "Senior engineer (2019-2024): created deprecation and versioning policy adopted company-wide." }, { "evidence_id": "sj-v004-syn-012805-e2", "section": "summary", "source_type": "cv", "...
{ "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-027783
0.1
0.1
{ "text": "Working knowledge of ownership", "skill": "ownership", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027783-e1", "section": "summary", "source_type": "cv", "text": "Profile: 'deep ownership 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" }
sj-v004-syn-006541
0.1
0.1
{ "text": "Production Kafka skills", "skill": "Kafka", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006541-e1", "section": "summary", "source_type": "cv", "text": "No hands-on Kafka experience yet; planning to learn it." }, { "evidence_id": "sj-v004-syn-006541-e2", "section": "summary", "source_type": "cv", "text": "Looking for a product company." ...
{ "group_id": "system_design", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-01187
0.1
0.1
{ "text": "Production mentoring skills", "skill": "mentoring", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01187-e1", "section": "experience", "source_type": "cv", "text": "At work I mentored an intern independently, including debugging prod incidents." } ]
{ "group_id": "leadership", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-024695
0.1
0.1
{ "text": "Strong TDD skills", "skill": "TDD", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024695-e1", "section": "interview", "source_type": "interview", "text": "Screening: asked about TDD, candidate has not worked with it." }, { "evidence_id": "sj-v004-syn-024695-e2", "section": "summary", "source_type": "cv", "text": "Looking for a pro...
{ "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-012569
0.1
0.1
{ "text": "Good understanding of state management", "skill": "state management", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012569-e1", "section": "experience", "source_type": "cv", "text": "Principal engineer: designed client state architecture with Redux Toolkit and React Query; recognized as state management authority and gave conference talks on it." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-000753
0.1
0.1
{ "text": "Deep PostgreSQL expertise", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000753-e1", "section": "experience", "source_type": "cv", "text": "contributed peripheral tickets to a project where the team partitioned a 3tb postgresql table and tuned indexes cutting queries from 40s to 1s." } ]
{ "group_id": "data_storage", "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-013391
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-013391-e1", "section": "skills_list", "source_type": "cv", "text": "Stack: SLO/SLI, Jira, Confluence, Git" }, { "evidence_id": "sj-v004-syn-013391-e2", "section": "summary", "source_type": "cv", "text": "Fluent English." } ]
{ "group_id": "reliability_obs", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-029763
0.1
0.1
{ "text": "Production CI/CD skills", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-029763-e1", "section": "experience", "source_type": "cv", "text": "Claimed: designed CI/CD with canary and automated rollback for 60 repos." }, { "evidence_id": "sj-v004-syn-029763-e2", "section": "interview", "source_type": "interview", "text": "Int...
{ "group_id": "cloud_devops", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-016674
0.1
0.1
{ "text": "Working knowledge of API versioning", "skill": "API versioning", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016674-e1", "section": "experience", "source_type": "cv", "text": "Contributed peripheral tickets to a project where the team created deprecation and versioning policy adopted company-wide." }, { "evidence_id": "sj-v004-syn-016674-e2", "section": "summary", ...
{ "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-syn-017280
0.1
0.1
{ "text": "Strong hands-on AWS background", "skill": "AWS", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-017280-e1", "section": "summary", "source_type": "cv", "text": "i have not used aws professionally or in projects; my experience is in other areas." } ]
{ "group_id": "cloud_devops", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }