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sj-v004-syn-005731
0.1
0.1
{ "text": "Deep Go expertise", "skill": "Go", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005731-e1", "section": "experience", "source_type": "cv", "text": "Resume claims they rewrote the Go ingestion service to handle 15k req/s with bounded worker pools." }, { "evidence_id": "sj-v004-syn-005731-e2", "section": "interview", "source_type": "in...
{ "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" }
sj-v004-syn-016628
0.1
0.1
{ "text": "Expert-level API versioning", "skill": "API versioning", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016628-e1", "section": "experience", "source_type": "cv", "text": "Our squad created deprecation and versioning policy adopted company-wide; I mainly fixed bugs and wrote docs." } ]
{ "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-008197
0.1
0.1
{ "text": "Strong hands-on MongoDB background", "skill": "MongoDB", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008197-e1", "section": "interview", "source_type": "interview", "text": "Interviewer: zero MongoDB exposure confirmed by candidate." }, { "evidence_id": "sj-v004-syn-008197-e2", "section": "summary", "source_type": "cv", "text": "Fluent English." }...
{ "group_id": "data_storage", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-00480
0.1
0.1
{ "text": "Proven GCP in production", "skill": "GCP", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00480-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Ran a GCP study group for university students for a semester." } ]
{ "group_id": "cloud_devops", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-real-00652
0.1
0.1
{ "text": "Strong MySQL skills", "skill": "MySQL", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00652-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Basic knowledge of PHP, Javascript, Mysql, html, css." } ]
{ "group_id": "data_storage", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "b6dbc686-8388-52b1-8783-06edad2a8449", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-027323
0.1
0.1
{ "text": "Go experience", "skill": "Go", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027323-e1", "section": "experience", "source_type": "cv", "text": "Delivered features end-to-end where I built Go microservices and fixed production bugs." }, { "evidence_id": "sj-v004-syn-027323-e2", "section": "summary", "source_type": "cv", "text"...
{ "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-011190
0.1
0.1
{ "text": "Experience with Redis", "skill": "Redis", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-011190-e1", "section": "experience", "source_type": "cv", "text": "Under supervision I worked on small parts while the team added Redis caching with TTL invalidation." } ]
{ "group_id": "data_storage", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-00286
0.1
0.1
{ "text": "Commercial code review experience", "skill": "code review", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00286-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Delivered several projects using these technologies: code review, PHP, JavaScript, MySQL." } ]
{ "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-real-02506
0.1
0.1
{ "text": "Python experience", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02506-e1", "section": "cv_excerpt", "source_type": "cv", "text": "During this time, I worked on a project where the main goal was to rewrite the old database using new technologies such as Python and AWS cloud." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "9116d602-b1f2-50dc-8815-d1fbedb3c931", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-003158
0.1
0.1
{ "text": "Proven CI/CD in production", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003158-e1", "section": "experience", "source_type": "cv", "text": "Junior engineer (10 months): helped the team when it maintained GitHub Actions pipelines, under a senior's guidance." } ]
{ "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-008222
0.1
0.1
{ "text": "Production GCP skills", "skill": "GCP", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008222-e1", "section": "experience", "source_type": "cv", "text": "Mid-level developer: ran services on Cloud Run and Cloud SQL; 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-013308
0.1
0.1
{ "text": "caching strategy (must have)", "skill": "caching strategy", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013308-e1", "section": "experience", "source_type": "cv", "text": "Owned the initiative where I designed multi-layer caching (CDN, Redis, local) cutting DB load 70%, and drove caching strategy decisions for the team." }, { "evidence_id": "sj-v004-syn-013308-e2",...
{ "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-006281
0.1
0.1
{ "text": "Deep PostgreSQL expertise", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006281-e1", "section": "experience", "source_type": "cv", "text": "Fellow-level engineer: partitioned a 3TB PostgreSQL table and tuned indexes cutting queries from 40s to 1s. Wrote the internal PostgreSQL handbook and teach PostgreSQL externally." } ]
{ "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-v004-syn-022291
0.1
0.1
{ "text": "database migrations (must have)", "skill": "database migrations", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-022291-e1", "section": "experience", "source_type": "cv", "text": "Was part of a team that led zero-downtime migration of 200 tables to a new schema; I worked on smaller tickets around it." }, { "evidence_id": "sj-v004-syn-022291-e2", "section": "summary", ...
{ "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-real-05042
0.1
0.1
{ "text": "Strong Docker skills", "skill": "Docker", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05042-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I have 2 years of commercial experience in Data Science(NLP) with researching and developing NLP solutions for e-commerce needs and additionally 1 year of pet-projects I am a specialist in the field of c...
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "81921fb4-afa6-5f68-83c9-444d1c258c7b", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-027355
0.1
0.1
{ "text": "Good understanding of PostgreSQL", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027355-e1", "section": "experience", "source_type": "cv", "text": "Assisted on tasks where the team wrote migrations and optimized slow PostgreSQL queries; picked tickets prepared by the lead." } ]
{ "group_id": "data_storage", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-004684
0.1
0.1
{ "text": "Expert-level Java", "skill": "Java", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004684-e1", "section": "experience", "source_type": "cv", "text": "Software engineer (2021-2024): owned Spring Boot services end-to-end." } ]
{ "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-006713
0.1
0.1
{ "text": "Commercial experience with event-driven architecture", "skill": "event-driven architecture", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006713-e1", "section": "experience", "source_type": "cv", "text": "Under supervision I worked on small parts while the team implemented event handlers in an event-driven system." }, { "evidence_id": "sj-v004-syn-006713-e2", "section": "summary", "source_...
{ "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-009805
0.1
0.1
{ "text": "Deep TypeScript (frontend) expertise", "skill": "TypeScript (frontend)", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009805-e1", "section": "experience", "source_type": "cv", "text": "Experience: 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-v008-cv-00241
0.1
0.1
{ "text": "Proven hiring in production", "skill": "hiring", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00241-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Ran a hiring study group for university students for a semester." } ]
{ "group_id": "leadership", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-real-03000
0.1
0.1
{ "text": "React experience", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03000-e1", "section": "cv_excerpt", "source_type": "cv", "text": "React.js from Zero to Pro, course on Udemy (2019-2020)" } ]
{ "group_id": "frontend", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "0bfa2219-d3ed-57ef-8364-62f072dca01d", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-005681
0.1
0.1
{ "text": "Deep hiring expertise", "skill": "hiring", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005681-e1", "section": "experience", "source_type": "cv", "text": "Trainee developer; shadowed seniors who conducted technical interviews." } ]
{ "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-real-03518
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-03518-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Use Python for analysis, pandas, numpy and sklearn for basic task and other libs suited for specific tasks." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "eb4e259d-eb53-519d-8e50-75361402e481", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-05023
0.1
0.1
{ "text": "Strong Redis skills", "skill": "Redis", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05023-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Preparation for animation Work with Graphics and vector illustration Made up my own training programs" } ]
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "ac8751b8-3992-5a9e-93d0-eb6feb49ee10", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-015995
0.1
0.1
{ "text": "Expert-level database migrations", "skill": "database migrations", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015995-e1", "section": "experience", "source_type": "cv", "text": "Senior backend developer; key achievement: led zero-downtime migration of 200 tables to a new schema." } ]
{ "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-00777
0.1
0.1
{ "text": "Java experience", "skill": "Java", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00777-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Technologies:Java SE, Java EE basic, OOP/OOD, SOLID, Android, Android SDK, SQLite, Git, XML, JSON, REST API" } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "8e32528e-526b-5108-96d1-98d369014133", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0....
sj-v004-syn-016316
0.1
0.1
{ "text": "Deep web performance expertise", "skill": "web performance", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016316-e1", "section": "experience", "source_type": "cv", "text": "Junior engineer (10 months): helped the team when it optimized bundle size with code splitting, under a senior's guidance." } ]
{ "group_id": "frontend", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-04002
0.1
0.1
{ "text": "Docker experience", "skill": "Docker", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04002-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Basic knowledge of Docker, Terraform, GCP, AWS." } ]
{ "group_id": "cloud_devops", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "6cebd87d-496c-54d0-b109-871f3ad44153", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-000133
0.1
0.1
{ "text": "Production MongoDB skills", "skill": "MongoDB", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000133-e1", "section": "skills_list", "source_type": "cv", "text": "Skills: MongoDB, Git, Jira, Agile, Linux" } ]
{ "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-v006-c-01162
0.1
0.1
{ "text": "Strong microservices skills", "skill": "microservices", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01162-e1", "section": "experience", "source_type": "cv", "text": "Six months of junior experience where I helped as the team built and operated two microservices." } ]
{ "group_id": "system_design", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-003265
0.1
0.1
{ "text": "Experience with microservices", "skill": "microservices", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003265-e1", "section": "summary", "source_type": "cv", "text": "Strong problem solver, passionate about technology." } ]
{ "group_id": "system_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v005-bl3-00292
0.1
0.1
{ "text": "Hands-on code review", "skill": "code review", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl3-00292-e1", "section": "experience", "source_type": "cv", "text": "Over 3 years I reviewed teammates' pull requests; feature owner, no design ownership." } ]
{ "group_id": "testing_quality", "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-007720
0.1
0.1
{ "text": "Strong hands-on web performance background", "skill": "web performance", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-007720-e1", "section": "education", "source_type": "cv", "text": "University course project using web performance for a simple CRUD demo." } ]
{ "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-008508
0.1
0.1
{ "text": "incident response experience", "skill": "incident response", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008508-e1", "section": "experience", "source_type": "cv", "text": "As distinguished engineer I led incident command for SEV1 outages and created the postmortem process; I am the go-to incident response authority company-wide and publish on incident response." } ]
{ "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-004735
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-004735-e1", "section": "summary", "source_type": "cv", "text": "distributed consistency: none so far." }, { "evidence_id": "sj-v004-syn-004735-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-v004-syn-016194
0.1
0.1
{ "text": "Deep TDD expertise", "skill": "TDD", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016194-e1", "section": "experience", "source_type": "cv", "text": "was part of a team that coached teams on tdd and ran katas; team defect rate dropped 50%; i worked on smaller tickets around it." }, { "evidence_id": "sj-v004-syn-016194-e2", "section": "summ...
{ "group_id": "testing_quality", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-00193
0.1
0.1
{ "text": "Java experience", "skill": "Java", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00193-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Living for more than a three years in Israel, where have been studying Android and Java development in local college and afterwards continued to work as a Android developer in local company." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "4ff70a65-bd04-5464-a250-1537558331d7", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-03249
0.1
0.1
{ "text": "Strong Kubernetes skills", "skill": "Kubernetes", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03249-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Throughout my experience, I've worked on various projects and tasks, utilizing technologies such as AWS, Azure, Docker, Kubernetes, and Terraform." } ]
{ "group_id": "cloud_devops", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "a20c2fb7-9e73-5af4-b60e-f5cd87cfc5a2", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-022427
0.1
0.1
{ "text": "Practical performance tuning experience", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-022427-e1", "section": "summary", "source_type": "cv", "text": "performance tuning: none so far." }, { "evidence_id": "sj-v004-syn-022427-e2", "section": "summary", "source_type": "cv", "text": "Looking for a product company." } ]
{ "group_id": "reliability_obs", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-03226
0.1
0.1
{ "text": "Proven CI/CD in production", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03226-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I was responsible for setting up CI/CD using Jenkins." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "57b13568-fe23-509c-a950-342dadb2e645", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-023770
0.1
0.1
{ "text": "Python (must have)", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-023770-e1", "section": "experience", "source_type": "cv", "text": "Staff+ engineer who architected an async Python (FastAPI) platform serving 30 internal teams, setting Python standards across the organization." }, { "evidence_id": "sj-v004-syn-023770-e2", "...
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-011163
0.1
0.1
{ "text": "GraphQL (must have)", "skill": "GraphQL", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-011163-e1", "section": "summary", "source_type": "cv", "text": "I have not used GraphQL professionally or in projects; my experience is in other areas." } ]
{ "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-syn-028515
0.1
0.1
{ "text": "scalable system design (must have)", "skill": "scalable system design", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-028515-e1", "section": "interview", "source_type": "interview", "text": "Interview notes: candidate stated they never used scalable system design." }, { "evidence_id": "sj-v004-syn-028515-e2", "section": "summary", "source_type": "cv", "text": "Fluen...
{ "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-v004-syn-004041
0.1
0.1
{ "text": "Practical Redis experience", "skill": "Redis", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004041-e1", "section": "skills_list", "source_type": "cv", "text": "Keywords: Agile, Redis, Linux, REST" }, { "evidence_id": "sj-v004-syn-004041-e2", "section": "summary", "source_type": "cv", "text": "Fluent English." } ]
{ "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-008262
0.1
0.1
{ "text": "Production gRPC skills", "skill": "gRPC", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008262-e1", "section": "experience", "source_type": "cv", "text": "Lead engineer 2018-2023: defined protobuf contracts and gRPC streaming APIs between 20 services." }, { "evidence_id": "sj-v004-syn-008262-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-025916
0.1
0.1
{ "text": "Hands-on hiring", "skill": "hiring", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025916-e1", "section": "experience", "source_type": "cv", "text": "Fellow-level engineer: designed the backend interview loop and conducted 150+ interviews. Wrote the internal hiring handbook and teach hiring externally." } ]
{ "group_id": "leadership", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-005508
0.1
0.1
{ "text": "Experience with SLO/SLI", "skill": "SLO/SLI", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005508-e1", "section": "skills_list", "source_type": "cv", "text": "Tools: Git, SLO/SLI, Docker, Postman, Jira" } ]
{ "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-004022
0.1
0.1
{ "text": "MongoDB experience", "skill": "MongoDB", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004022-e1", "section": "experience", "source_type": "cv", "text": "Day to day I built MongoDB aggregations for reporting on my own." } ]
{ "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-019691
0.1
0.1
{ "text": "Hands-on monitoring", "skill": "monitoring", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-019691-e1", "section": "summary", "source_type": "cv", "text": "Strong problem solver, passionate about technology." } ]
{ "group_id": "reliability_obs", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-00650
0.1
0.1
{ "text": "Strong React skills", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00650-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Basic knowledge of React Js." } ]
{ "group_id": "frontend", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "ea027688-6c78-5214-a0df-8ce6b56c74a8", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-04980
0.1
0.1
{ "text": "Strong Kubernetes skills", "skill": "Kubernetes", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04980-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Previously, I worked in a team of enthusiasts, we were developing a game on the . My task was to develop the interface part of the game, as well as fix bugs. This experience gave me the skill of working ...
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "3904f027-4bb3-503b-b44f-3bec2e12a7de", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v006-c-00868
0.1
0.1
{ "text": "Production secrets management skills", "skill": "secrets management", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00868-e1", "section": "experience", "source_type": "cv", "text": "Built a small secrets management demo app following an online tutorial." } ]
{ "group_id": "security", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-01977
0.1
0.1
{ "text": "Proven C#/.NET in production", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-01977-e1", "section": "cv_excerpt", "source_type": "cv", "text": "As a freelance .NET Software Developer, I have worked on various projects, from small applications to complex enterprise solutions." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "d0299deb-3da3-58cc-bc8e-368da60f5ba7", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0.2" }
sj-v004-syn-005591
0.1
0.1
{ "text": "Working knowledge of Kotlin", "skill": "Kotlin", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005591-e1", "section": "experience", "source_type": "cv", "text": "Tech lead who designed Kotlin coroutine-based backend for 5M MAU app, and mentored the team on Kotlin practices." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-014087
0.1
0.1
{ "text": "Good understanding of PostgreSQL", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014087-e1", "section": "summary", "source_type": "cv", "text": "PostgreSQL guru, top expert level." }, { "evidence_id": "sj-v004-syn-014087-e2", "section": "summary", "source_type": "cv", "text": "Fluent English." } ]
{ "group_id": "data_storage", "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-020198
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-020198-e1", "section": "skills_list", "source_type": "cv", "text": "Skills: state management, Git, Jira, Agile, Linux" }, { "evidence_id": "sj-v004-syn-020198-e2", "section": "summary", "source_type": "cv", "text": "Looking for a product company." ...
{ "group_id": "frontend", "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-00473
0.1
0.1
{ "text": "Proven CI/CD in production", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00473-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I have worked as a DevOps Engineer for the past 3 years, where I have gained extensive experience in infrastructure automation, CI/CD, and other DevOps tasks." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "5bf703f7-c244-5fec-a860-1f89c12353f7", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0....
sj-v004-real-02857
0.1
0.1
{ "text": "Strong React skills", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02857-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Technologies:- for the website I used react query for HTTP requests, chakra-UI, and other libraries" } ]
{ "group_id": "frontend", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "3bb21c43-7167-583c-9944-16640a11aa96", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2"...
sj-v004-syn-004718
0.1
0.1
{ "text": "Hands-on distributed consistency", "skill": "distributed consistency", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004718-e1", "section": "experience", "source_type": "cv", "text": "Tech lead who designed idempotent, eventually consistent ledger with reconciliation, and mentored the team on distributed consistency practices." } ]
{ "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-real-05466
0.1
0.1
{ "text": "GCP experience", "skill": "GCP", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05466-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Years of experience in Banking and Business analysis more than 5 years Roles played: Business Analyst, Key Business Analyst Interact with: Customer, Dev and QA team, Product Management team, Design team,...
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "42e20a19-475f-5240-80e2-49f07d772075", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-real-05818
0.1
0.1
{ "text": "microservices experience", "skill": "microservices", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05818-e1", "section": "cv_excerpt", "source_type": "cv", "text": "As a React Frontend Engineer, I have been responsible for building and delivering high-quality user interfaces for web applications. One of my key responsibilities at Netcracker has been developing produ...
{ "group_id": "system_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "d350ff10-27c8-5b5d-b085-e0d548869910", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-019935
0.1
0.1
{ "text": "Strong hands-on CI/CD background", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-019935-e1", "section": "experience", "source_type": "cv", "text": "Intern then junior: with help from the lead, I contributed while the team maintained GitHub Actions pipelines." }, { "evidence_id": "sj-v004-syn-019935-e2", "section": "summary", "source_...
{ "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-024234
0.1
0.1
{ "text": "Commercial experience with Go", "skill": "Go", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024234-e1", "section": "experience", "source_type": "cv", "text": "Delivered features end-to-end where I built Go microservices and fixed production bugs." }, { "evidence_id": "sj-v004-syn-024234-e2", "section": "summary", "source_type": "cv", "text"...
{ "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-017801
0.1
0.1
{ "text": "Commercial experience with MongoDB", "skill": "MongoDB", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-017801-e1", "section": "skills_list", "source_type": "cv", "text": "Keywords: Agile, MongoDB, Linux, REST" }, { "evidence_id": "sj-v004-syn-017801-e2", "section": "summary", "source_type": "cv", "text": "B.Sc. in Computer Science." } ]
{ "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-v008-cv-01786
0.1
0.1
{ "text": "Commercial microservices experience", "skill": "microservices", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01786-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Ran a microservices study group for university students for a semester." } ]
{ "group_id": "system_design", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-023348
0.1
0.1
{ "text": "Production accessibility skills", "skill": "accessibility", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-023348-e1", "section": "summary", "source_type": "cv", "text": "Expert in accessibility with 10 years of experience." } ]
{ "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-004580
0.1
0.1
{ "text": "Deep unit testing expertise", "skill": "unit testing", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[]
{ "group_id": "testing_quality", "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-001557
0.1
0.1
{ "text": "Strong cross-team leadership skills", "skill": "cross-team leadership", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001557-e1", "section": "experience", "source_type": "cv", "text": "Mid-level developer: coordinated with one partner team on integration; shipped to production regularly." }, { "evidence_id": "sj-v004-syn-001557-e2", "section": "summary", "source_type": ...
{ "group_id": "leadership", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-011116
0.1
0.1
{ "text": "Hands-on Elasticsearch", "skill": "Elasticsearch", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-011116-e1", "section": "skills_list", "source_type": "cv", "text": "Technologies: Docker, Elasticsearch, Scrum, SQL" }, { "evidence_id": "sj-v004-syn-011116-e2", "section": "summary", "source_type": "cv", "text": "Also worked with Git and Jira." } ...
{ "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-real-01182
0.1
0.1
{ "text": "Strong microservices skills", "skill": "microservices", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-01182-e1", "section": "cv_excerpt", "source_type": "cv", "text": "In the project, I designed and developed the data pipelines, designed the microservices system, and documented the system." } ]
{ "group_id": "system_design", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "7824fac3-1c8f-5288-a9ad-834b78f224cc", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-014532
0.1
0.1
{ "text": "Solid MongoDB knowledge", "skill": "MongoDB", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014532-e1", "section": "skills_list", "source_type": "cv", "text": "Tools: Git, MongoDB, Docker, Postman, Jira" } ]
{ "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-real-05905
0.1
0.1
{ "text": "Strong Docker skills", "skill": "Docker", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05905-e1", "section": "cv_excerpt", "source_type": "cv", "text": "As the tech lead, I successfully integrated an automated retention system, demonstrating exceptional leadership skills and expertise in the field of automation and development. My expertise in Business I...
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "46ea5d7d-180a-56f0-9261-c209601797a3", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-003304
0.1
0.1
{ "text": "Expert-level OAuth2/OIDC", "skill": "OAuth2/OIDC", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003304-e1", "section": "experience", "source_type": "cv", "text": "Intern then junior: with help from the lead, I contributed while the team implemented OAuth2 login and token refresh." } ]
{ "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-06777
0.1
0.1
{ "text": "Strong Docker skills", "skill": "Docker", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06777-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I proud of my first finished website design. Also when each time I make done some new illustration art. I have worked as game assets illustrator for few little games." } ]
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "f18d8758-b988-5694-9a50-200e28273edb", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-012115
0.1
0.1
{ "text": "Commercial experience with hiring", "skill": "hiring", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012115-e1", "section": "experience", "source_type": "cv", "text": "For 2.5 years I conducted technical interviews as the main developer of the service." }, { "evidence_id": "sj-v004-syn-012115-e2", "section": "summary", "source_type": "cv", "text": "...
{ "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-020312
0.1
0.1
{ "text": "Working knowledge of integration testing", "skill": "integration testing", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-020312-e1", "section": "experience", "source_type": "cv", "text": "Claimed: built Testcontainers-based integration test framework adopted by 10 teams." }, { "evidence_id": "sj-v004-syn-020312-e2", "section": "interview", "source_type": "interview", "...
{ "group_id": "testing_quality", "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-015629
0.1
0.1
{ "text": "Practical cross-team leadership experience", "skill": "cross-team leadership", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015629-e1", "section": "experience", "source_type": "cv", "text": "Trainee developer; shadowed seniors who coordinated with one partner team on integration." } ]
{ "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-001165
0.1
0.1
{ "text": "Proven ownership in production", "skill": "ownership", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001165-e1", "section": "experience", "source_type": "cv", "text": "Staff+ engineer who owned the payments domain end-to-end including roadmap and on-call, setting ownership standards across the organization." }, { "evidence_id": "sj-v004-syn-001165-e2", "sec...
{ "group_id": "leadership", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-013931
0.1
0.1
{ "text": "Practical Redis experience", "skill": "Redis", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013931-e1", "section": "experience", "source_type": "cv", "text": "Owned the initiative where I designed Redis cluster caching and rate limiting serving 100k ops/s, and drove Redis decisions for the team." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-01132
0.1
0.1
{ "text": "Hands-on performance tuning", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01132-e1", "section": "experience", "source_type": "cv", "text": "Built a small performance tuning demo app following an online tutorial." } ]
{ "group_id": "reliability_obs", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-031283
0.1
0.1
{ "text": "Commercial experience with CI/CD", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-031283-e1", "section": "experience", "source_type": "cv", "text": "Independently maintained GitHub Actions pipelines; on-call owner for it." }, { "evidence_id": "sj-v004-syn-031283-e2", "section": "summary", "source_type": "cv", "text": "Looking for ...
{ "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-012266
0.1
0.1
{ "text": "Good understanding of mentoring", "skill": "mentoring", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012266-e1", "section": "experience", "source_type": "cv", "text": "Core contributor to the mentoring ecosystem; mentored 6 engineers, 3 promoted, and ran the onboarding program." }, { "evidence_id": "sj-v004-syn-012266-e2", "section": "summary", "source_...
{ "group_id": "leadership", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-001150
0.1
0.1
{ "text": "Practical authorization (RBAC) experience", "skill": "authorization (RBAC)", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001150-e1", "section": "summary", "source_type": "cv", "text": "authorization (RBAC) 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-syn-006942
0.1
0.1
{ "text": "Expert-level technical design docs", "skill": "technical design docs", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006942-e1", "section": "experience", "source_type": "cv", "text": "Staff+ engineer who authored RFCs that set architecture direction for the org, setting technical design docs standards across the organization." }, { "evidence_id": "sj-v004-syn-006942-e2", "...
{ "group_id": "leadership", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-025864
0.1
0.1
{ "text": "Good understanding of React", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025864-e1", "section": "experience", "source_type": "cv", "text": "Mid-level developer: built React + TypeScript pages shipped to users; shipped to production regularly." }, { "evidence_id": "sj-v004-syn-025864-e2", "section": "summary", "source_type": "...
{ "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-013736
0.1
0.1
{ "text": "MongoDB (must have)", "skill": "MongoDB", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013736-e1", "section": "summary", "source_type": "cv", "text": "mongodb: none so far." }, { "evidence_id": "sj-v004-syn-013736-e2", "section": "summary", "source_type": "cv", "text": "based in europe, open to remote." } ]
{ "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-real-04883
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-04883-e1", "section": "cv_excerpt", "source_type": "cv", "text": "API service Natours is a result of learning Udemy course about how to create an API using Node.js, Express, MongoDB, Mongoose and Heroku." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "752bda6f-12d8-557b-9173-b46333436ca6", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-022946
0.1
0.1
{ "text": "Practical GraphQL experience", "skill": "GraphQL", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-022946-e1", "section": "experience", "source_type": "cv", "text": "3 years: built production systems with REST, a close alternative to GraphQL." } ]
{ "group_id": "api_design", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "adjacent_tech", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-01538
0.1
0.1
{ "text": "Strong Go skills", "skill": "Go", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01538-e1", "section": "experience", "source_type": "cv", "text": "My team rewrote the Go ingestion service to handle 15k req/s with bounded worker pools; I only wrote some tests around it." } ]
{ "group_id": "lang_core", "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-027555
0.1
0.1
{ "text": "Proven OpenAPI in production", "skill": "OpenAPI", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027555-e1", "section": "experience", "source_type": "cv", "text": "Independently wrote OpenAPI specs for team services; on-call owner for it." } ]
{ "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-real-03654
0.1
0.1
{ "text": "Strong MongoDB skills", "skill": "MongoDB", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03654-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Basic knowledge in: \t\t\t\t\t MongoDB, ReactJS, AngularJS" } ]
{ "group_id": "data_storage", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "196250d5-d744-5951-b054-133b52163250", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-023217
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-023217-e1", "section": "experience", "source_type": "cv", "text": "Software engineer (2021-2024): implemented role checks in APIs." } ]
{ "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-018124
0.1
0.1
{ "text": "Good understanding of OAuth2/OIDC", "skill": "OAuth2/OIDC", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-018124-e1", "section": "experience", "source_type": "cv", "text": "Tech lead who designed SSO with OIDC and token exchange across 10 products, and mentored the team on OAuth2/OIDC practices." }, { "evidence_id": "sj-v004-syn-018124-e2", "section": "summary",...
{ "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-025157
0.1
0.1
{ "text": "Strong hands-on mentoring background", "skill": "mentoring", "group_id": "leadership", "target_level": 4, "importance": "must" }
[]
{ "group_id": "leadership", "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-021098
0.1
0.1
{ "text": "Working knowledge of MongoDB", "skill": "MongoDB", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021098-e1", "section": "summary", "source_type": "cv", "text": "Fast learner, team player, results-driven." } ]
{ "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-028346
0.1
0.1
{ "text": "Good understanding of Python", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-028346-e1", "section": "experience", "source_type": "cv", "text": "Was part of a team that architected an async Python (FastAPI) platform serving 30 internal teams; I worked on smaller tickets around it." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-012563
0.1
0.1
{ "text": "Expert-level static analysis", "skill": "static analysis", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012563-e1", "section": "experience", "source_type": "cv", "text": "Technical writer producing API documentation." } ]
{ "group_id": "testing_quality", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-000529
0.1
0.1
{ "text": "Working knowledge of Kotlin", "skill": "Kotlin", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000529-e1", "section": "experience", "source_type": "cv", "text": "Trainee developer; shadowed seniors who built Ktor endpoints in production." }, { "evidence_id": "sj-v004-syn-000529-e2", "section": "summary", "source_type": "cv", "text": "Agile/Scr...
{ "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-013480
0.1
0.1
{ "text": "Proven GraphQL in production", "skill": "GraphQL", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013480-e1", "section": "experience", "source_type": "cv", "text": "Side project: small GraphQL demo built while following an online course." }, { "evidence_id": "sj-v004-syn-013480-e2", "section": "summary", "source_type": "cv", "text": "Fluent Engli...
{ "group_id": "api_design", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "easy", "case_type": "toy_project", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-013529
0.1
0.1
{ "text": "Solid static analysis knowledge", "skill": "static analysis", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013529-e1", "section": "experience", "source_type": "cv", "text": "Senior engineer (2019-2024): introduced SonarQube and custom lint rules gating all merges." } ]
{ "group_id": "testing_quality", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }