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sj-v004-real-01651
0.1
0.1
{ "text": "Proven GCP in production", "skill": "GCP", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-01651-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Tools:** Figma, Git, GitlabCI, Sentry, Firebase, Google Cloud Platform (BigQuery, Firestore, CloudFunctions, APIs, pub/sub), Weblate, Graylog, Itunes connect, Goole Play Console, Cloudflare, Jira, Conflu...
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "b7ef9788-5c2a-5d01-a1fe-7c67b9a10e8f", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2"...
sj-v004-syn-020661
0.1
0.1
{ "text": "Proven gRPC in production", "skill": "gRPC", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-020661-e1", "section": "summary", "source_type": "cv", "text": "I have no experience with gRPC at all." } ]
{ "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-006893
0.1
0.1
{ "text": "Strong ownership skills", "skill": "ownership", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006893-e1", "section": "projects", "source_type": "portfolio", "text": "Case study: owned the payments domain end-to-end including roadmap and on-call. Includes architecture diagrams and benchmark results." } ]
{ "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-007371
0.1
0.1
{ "text": "Solid Redis knowledge", "skill": "Redis", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-007371-e1", "section": "experience", "source_type": "cv", "text": "Frontend developer focused on CSS animations and design systems." } ]
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-018597
0.1
0.1
{ "text": "Practical CI/CD experience", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-018597-e1", "section": "experience", "source_type": "cv", "text": "Assisted on tasks where the team maintained GitHub Actions pipelines; picked tickets prepared by the lead." }, { "evidence_id": "sj-v004-syn-018597-e2", "section": "summary", "source_type...
{ "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-006688
0.1
0.1
{ "text": "Commercial experience with performance tuning", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006688-e1", "section": "experience", "source_type": "cv", "text": "Fellow-level engineer: profiled and tuned JVM services increasing throughput 3x on the same hardware. Wrote the internal performance tuning handbook and teach performance tuning 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-004005
0.1
0.1
{ "text": "Deep Terraform expertise", "skill": "Terraform", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004005-e1", "section": "experience", "source_type": "cv", "text": "Built and ran services using Pulumi; considering Terraform next." } ]
{ "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-008413
0.1
0.1
{ "text": "Hands-on Docker", "skill": "Docker", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008413-e1", "section": "experience", "source_type": "cv", "text": "cv: built hardened multi-stage docker images and base-image program for all teams." }, { "evidence_id": "sj-v004-syn-008413-e2", "section": "interview", "source_type": "interview", "t...
{ "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-031028
0.1
0.1
{ "text": "Working knowledge of ownership", "skill": "ownership", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-031028-e1", "section": "experience", "source_type": "cv", "text": "As distinguished engineer I owned the payments domain end-to-end including roadmap and on-call; I am the go-to ownership authority company-wide and publish on ownership." } ]
{ "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-018306
0.1
0.1
{ "text": "Good understanding of monitoring", "skill": "monitoring", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-018306-e1", "section": "skills_list", "source_type": "cv", "text": "Stack: monitoring, Jira, Confluence, Git" } ]
{ "group_id": "reliability_obs", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-00226
0.1
0.1
{ "text": "Commercial accessibility experience", "skill": "accessibility", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00226-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Contributed to an e-commerce project (accessibility)." } ]
{ "group_id": "frontend", "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-01371
0.1
0.1
{ "text": "C#/.NET experience", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-01371-e1", "section": "cv_excerpt", "source_type": "cv", "text": "More than 5 years of experience in QA(ISTQB Certified - CTFL), the last 2 years I'm working with automation testing of desktop apps within C#(.Net) using." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "3912b22c-7d06-55fc-9dde-fd6fd1259677", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v...
sj-v004-real-05036
0.1
0.1
{ "text": "mentoring experience", "skill": "mentoring", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05036-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Hands-on experience of 9 years working as a front-end developer. Various projects on different technologies, such as web-based projects, templates, CMS-based projects, standalone JS plug-ins. Healthy atm...
{ "group_id": "leadership", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "b6886d09-6e1b-5e4e-8fca-bc5fcead2a35", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-real-03466
0.1
0.1
{ "text": "Strong React skills", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03466-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Developed and maintained a React-based web application." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "6f855d23-360e-554e-8fe6-c1618d91c2d3", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-024818
0.1
0.1
{ "text": "Solid GCP knowledge", "skill": "GCP", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024818-e1", "section": "summary", "source_type": "cv", "text": "I have no experience with GCP at all." } ]
{ "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" }
sj-v008-cv-01919
0.1
0.1
{ "text": "Proven OpenAPI in production", "skill": "OpenAPI", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01919-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Delivered several projects using these technologies: OpenAPI, PHP, JavaScript, MySQL." } ]
{ "group_id": "api_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-025066
0.1
0.1
{ "text": "Expert-level GraphQL", "skill": "GraphQL", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025066-e1", "section": "experience", "source_type": "cv", "text": "intern then junior: with help from the lead, i contributed while the team built graphql resolvers for the mobile app." } ]
{ "group_id": "api_design", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-012379
0.1
0.1
{ "text": "Experience with CI/CD", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012379-e1", "section": "experience", "source_type": "cv", "text": "tech lead who designed ci/cd with canary and automated rollback for 60 repos, and mentored the team on ci/cd practices." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-030200
0.1
0.1
{ "text": "Commercial experience with database migrations", "skill": "database migrations", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-030200-e1", "section": "interview", "source_type": "interview", "text": "Interview notes: candidate stated they never used database migrations." } ]
{ "group_id": "data_storage", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-03575
0.1
0.1
{ "text": "Strong Python skills", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03575-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Now I am focused on learning Data Analysis and Machine Learning, using Python and R programming languages." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "78d52b7c-6180-5d0e-9765-c67193ac8c43", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-000095
0.1
0.1
{ "text": "Good understanding of database migrations", "skill": "database migrations", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000095-e1", "section": "experience", "source_type": "cv", "text": "Contributed peripheral tickets to a project where the team led zero-downtime migration of 200 tables to a new schema." } ]
{ "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-030438
0.1
0.1
{ "text": "Practical SLO/SLI experience", "skill": "SLO/SLI", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-030438-e1", "section": "experience", "source_type": "cv", "text": "Product designer running user research." } ]
{ "group_id": "reliability_obs", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-002917
0.1
0.1
{ "text": "Hands-on monitoring", "skill": "monitoring", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002917-e1", "section": "experience", "source_type": "cv", "text": "Intern then junior: with help from the lead, I contributed while the team created dashboards and alerts for services." } ]
{ "group_id": "reliability_obs", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-023186
0.1
0.1
{ "text": "Expert-level Java", "skill": "Java", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-023186-e1", "section": "experience", "source_type": "cv", "text": "Mid-level developer: owned Spring Boot services end-to-end; shipped to production regularly." }, { "evidence_id": "sj-v004-syn-023186-e2", "section": "summary", "source_type": "cv", "...
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-02139
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-02139-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Have basic knowledge about C#, .NET Framework, ASP.NET MVC 5, MS SQL(EF 6)." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "a21b6118-38dd-5bae-b947-24b67401fb4b", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-007395
0.1
0.1
{ "text": "Production caching strategy skills", "skill": "caching strategy", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-007395-e1", "section": "experience", "source_type": "cv", "text": "Side project: small caching strategy demo built while following an online course." } ]
{ "group_id": "system_design", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "easy", "case_type": "toy_project", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-013544
0.1
0.1
{ "text": "GraphQL experience", "skill": "GraphQL", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013544-e1", "section": "experience", "source_type": "cv", "text": "Claimed: designed a federated GraphQL schema with dataloader batching for 8 teams." }, { "evidence_id": "sj-v004-syn-013544-e2", "section": "interview", "source_type": "interview", "t...
{ "group_id": "api_design", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-027346
0.1
0.1
{ "text": "Working knowledge of performance tuning", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027346-e1", "section": "experience", "source_type": "cv", "text": "our squad profiled and tuned jvm services increasing throughput 3x on the same hardware; i mainly fixed bugs and wrote docs." } ]
{ "group_id": "reliability_obs", "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-02671
0.1
0.1
{ "text": "Proven MongoDB in production", "skill": "MongoDB", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02671-e1", "section": "cv_excerpt", "source_type": "cv", "text": "4) Created content transfer feature from one user to another on BE side(Spring, MongoDB)" } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "18b13382-7780-5be9-a1d0-43be1f6729c2", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-028339
0.1
0.1
{ "text": "Hands-on Elasticsearch", "skill": "Elasticsearch", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-028339-e1", "section": "summary", "source_type": "cv", "text": "no hands-on elasticsearch experience yet; planning to learn it." } ]
{ "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-000975
0.1
0.1
{ "text": "Solid hiring knowledge", "skill": "hiring", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000975-e1", "section": "summary", "source_type": "cv", "text": "Profile: 'deep hiring expertise', no further details given." }, { "evidence_id": "sj-v004-syn-000975-e2", "section": "summary", "source_type": "cv", "text": "Fluent English." } ]
{ "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-v006-c-00542
0.1
0.1
{ "text": "Production MongoDB skills", "skill": "MongoDB", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00542-e1", "section": "experience", "source_type": "cv", "text": "University coursework included a MongoDB assignment." } ]
{ "group_id": "data_storage", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-00503
0.1
0.1
{ "text": "Strong web performance skills", "skill": "web performance", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00503-e1", "section": "cv_excerpt", "source_type": "cv", "text": "At a mid-size company I improved Core Web Vitals (LCP 4.1s to 1.6s) across the storefront." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v006-c-00922
0.1
0.1
{ "text": "Experience with caching strategy", "skill": "caching strategy", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00922-e1", "section": "experience", "source_type": "cv", "text": "Six months of junior experience where I helped as the team implemented cache-aside for hot endpoints." } ]
{ "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-v005-bl4-00723
0.1
0.1
{ "text": "Strong unit testing skills", "skill": "unit testing", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v005-bl4-00723-e1", "section": "experience", "source_type": "cv", "text": "Senior engineer and design owner: set testing standards and raised coverage from 30% to 85% across the org." } ]
{ "group_id": "testing_quality", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "boundary_l4", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-00244
0.1
0.1
{ "text": "Strong Python skills", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00244-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Have a basic knowledge in Python and analytical libraries, basic understanding of statistic and probability theory." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "50f0b272-4831-5aaf-9307-09f667f0bcd6", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0.2" }
sj-v004-real-04415
0.1
0.1
{ "text": "Strong Python skills", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04415-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I've been responsible for crop prediction & modelling, trade flows forecasting as well as estimation of future paper/physical prices using both conventional MS Office tools and programming software (Pyth...
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "c33b80f3-b080-5f49-8eef-fb3570074934", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-04753
0.1
0.1
{ "text": "Python experience", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04753-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Developed skills in programming languages such as Python for data manipulation and analysis." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "2915e542-0539-5e3c-81c5-ff67b8d2a8d4", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-017547
0.1
0.1
{ "text": "Kafka experience", "skill": "Kafka", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-017547-e1", "section": "skills_list", "source_type": "cv", "text": "Skills: Kafka, Git, Jira, Agile, Linux" } ]
{ "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-01292
0.1
0.1
{ "text": "Node.js experience", "skill": "Node.js", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-01292-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Solidity+Node.js/Web3 developer around 3 years of commercial experience." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "a45aae60-0358-54a2-b3c5-2894db74057f", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0....
sj-v004-syn-003565
0.1
0.1
{ "text": "Commercial experience with OWASP secure coding", "skill": "OWASP secure coding", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003565-e1", "section": "experience", "source_type": "cv", "text": "Delivered features end-to-end where I fixed OWASP findings from pentests." }, { "evidence_id": "sj-v004-syn-003565-e2", "section": "summary", "source_type": "cv", "text": "Fluent Engl...
{ "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-030010
0.1
0.1
{ "text": "Solid Kafka knowledge", "skill": "Kafka", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-030010-e1", "section": "interview", "source_type": "interview", "text": "Interview notes: candidate stated they never used Kafka." } ]
{ "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-000102
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-000102-e1", "section": "experience", "source_type": "cv", "text": "Delivered features end-to-end where I took part in on-call and wrote postmortems." }, { "evidence_id": "sj-v004-syn-000102-e2", "section": "summary", "source_type": "cv", "text": "Flu...
{ "group_id": "reliability_obs", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-003079
0.1
0.1
{ "text": "Solid distributed consistency knowledge", "skill": "distributed consistency", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003079-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-v004-syn-007638
0.1
0.1
{ "text": "Proven technical design docs in production", "skill": "technical design docs", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-007638-e1", "section": "experience", "source_type": "cv", "text": "Backend engineer, 3 years: wrote design docs for team features." } ]
{ "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-022885
0.1
0.1
{ "text": "Production GraphQL skills", "skill": "GraphQL", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-022885-e1", "section": "experience", "source_type": "cv", "text": "Independently built GraphQL resolvers for the mobile app; 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-01586
0.1
0.1
{ "text": "Go experience", "skill": "Go", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-01586-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I also designed and developed Gh0.st, a user-friendly and customizable file server built using the Go programming language." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_strong_ownership", "source": "djinni_cv_en", "source_record": "6c44df99-c666-537d-9589-a001c0932f17", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": ...
sj-v004-syn-006452
0.1
0.1
{ "text": "ownership (must have)", "skill": "ownership", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006452-e1", "section": "experience", "source_type": "cv", "text": "Principal engineer: owned the payments domain end-to-end including roadmap and on-call; recognized as ownership authority and gave conference talks on it." } ]
{ "group_id": "leadership", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-028200
0.1
0.1
{ "text": "Deep state management expertise", "skill": "state management", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-028200-e1", "section": "interview", "source_type": "interview", "text": "Interview notes: candidate stated they never used state management." }, { "evidence_id": "sj-v004-syn-028200-e2", "section": "summary", "source_type": "cv", "text": "Also worked...
{ "group_id": "frontend", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-00764
0.1
0.1
{ "text": "Commercial OWASP secure coding experience", "skill": "OWASP secure coding", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00764-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Worked on a mobile game project in OWASP secure coding." } ]
{ "group_id": "security", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-real-03711
0.1
0.1
{ "text": "Proven React in production", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03711-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Developed a CRM system on React.js, styled-components using TypeScript." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "4f26ba87-9861-5ab9-b7a4-449ffb328eba", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v008-cv-01839
0.1
0.1
{ "text": "Experience with web performance", "skill": "web performance", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01839-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Ran a web performance study group for university students for a semester." } ]
{ "group_id": "frontend", "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-028205
0.1
0.1
{ "text": "Hands-on TDD", "skill": "TDD", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-028205-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." } ]
{ "group_id": "testing_quality", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-028088
0.1
0.1
{ "text": "Commercial experience with microservices", "skill": "microservices", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-028088-e1", "section": "experience", "source_type": "cv", "text": "Delivered features end-to-end where I built and operated two microservices." } ]
{ "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-028527
0.1
0.1
{ "text": "Practical state management experience", "skill": "state management", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-028527-e1", "section": "experience", "source_type": "cv", "text": "For 2.5 years I used Redux in production features as the main developer of the service." } ]
{ "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-015564
0.1
0.1
{ "text": "Expert-level ownership", "skill": "ownership", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015564-e1", "section": "experience", "source_type": "cv", "text": "Tech lead who owned the payments domain end-to-end including roadmap and on-call, and mentored the team on ownership practices." }, { "evidence_id": "sj-v004-syn-015564-e2", "section": "summa...
{ "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-001794
0.1
0.1
{ "text": "Commercial experience with Node.js", "skill": "Node.js", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001794-e1", "section": "experience", "source_type": "cv", "text": "intern then junior: with help from the lead, i contributed while the team developed express apis and handled on-call issues." }, { "evidence_id": "sj-v004-syn-001794-e2", "section": "summary"...
{ "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-020737
0.1
0.1
{ "text": "Hands-on integration testing", "skill": "integration testing", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-020737-e1", "section": "summary", "source_type": "cv", "text": "Passionate engineer who loves clean code and best practices." } ]
{ "group_id": "testing_quality", "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-011918
0.1
0.1
{ "text": "Working knowledge of performance tuning", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-011918-e1", "section": "experience", "source_type": "cv", "text": "independently fixed n+1 queries and memory leaks; on-call owner for it." }, { "evidence_id": "sj-v004-syn-011918-e2", "section": "summary", "source_type": "cv", "text": "b.sc. in comp...
{ "group_id": "reliability_obs", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-00269
0.1
0.1
{ "text": "Strong Terraform skills", "skill": "Terraform", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00269-e1", "section": "experience", "source_type": "cv", "text": "Six months of junior experience where I helped as the team wrote Terraform for team infrastructure." } ]
{ "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-002823
0.1
0.1
{ "text": "Deep MongoDB expertise", "skill": "MongoDB", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002823-e1", "section": "experience", "source_type": "cv", "text": "Senior engineer (2019-2024): modeled sharded MongoDB collections for 2B documents." }, { "evidence_id": "sj-v004-syn-002823-e2", "section": "summary", "source_type": "cv", "text": "Al...
{ "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-03277
0.1
0.1
{ "text": "MongoDB experience", "skill": "MongoDB", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03277-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Tools: Chrome Dev Tools, MongoDB, DBeaver, Clickhouse, Postman, RabbitMq, Gitlab, VS code, Jira, Confluence, Testrail" } ]
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "c9b98bb6-444a-5290-8e1c-3be46652edfb", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0....
sj-v004-syn-030886
0.1
0.1
{ "text": "Deep cross-team leadership expertise", "skill": "cross-team leadership", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-030886-e1", "section": "experience", "source_type": "cv", "text": "Contributed peripheral tickets to a project where the team led a 4-team initiative aligning API contracts and roadmaps." } ]
{ "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-026140
0.1
0.1
{ "text": "Production monitoring skills", "skill": "monitoring", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-026140-e1", "section": "summary", "source_type": "cv", "text": "Haven't worked with monitoring; my background is elsewhere." } ]
{ "group_id": "reliability_obs", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-013209
0.1
0.1
{ "text": "Strong monitoring skills", "skill": "monitoring", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013209-e1", "section": "summary", "source_type": "cv", "text": "monitoring guru, top expert level." } ]
{ "group_id": "reliability_obs", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "claim_no_detail", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-002924
0.1
0.1
{ "text": "Expert-level Go", "skill": "Go", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002924-e1", "section": "experience", "source_type": "cv", "text": "mid-level developer: built go microservices and fixed production bugs; shipped to production regularly." }, { "evidence_id": "sj-v004-syn-002924-e2", "section": "summary", "source_type": ...
{ "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-v008-cv-00963
0.1
0.1
{ "text": "Strong secrets management skills", "skill": "secrets management", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00963-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Worked on a mobile game project in secrets management." } ]
{ "group_id": "security", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-000304
0.1
0.1
{ "text": "Experience with gRPC", "skill": "gRPC", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000304-e1", "section": "experience", "source_type": "cv", "text": "Resume claims they defined protobuf contracts and gRPC streaming APIs between 20 services." }, { "evidence_id": "sj-v004-syn-000304-e2", "section": "interview", "source_type": "interview"...
{ "group_id": "api_design", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-04312
0.1
0.1
{ "text": "Strong Python skills", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04312-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Created application for distance control PC or laptop on OS Windows with Python, OOP, sockets, telebot, etc." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "2b69be36-d1b6-528d-95a5-e9c0ca457d25", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-013447
0.1
0.1
{ "text": "Experience with Terraform", "skill": "Terraform", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013447-e1", "section": "skills_list", "source_type": "cv", "text": "Skills: Terraform, Git, Jira, Agile, Linux" } ]
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-013032
0.1
0.1
{ "text": "Practical hiring experience", "skill": "hiring", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013032-e1", "section": "experience", "source_type": "cv", "text": "Senior engineer (2019-2024): designed the backend interview loop and conducted 150+ interviews." }, { "evidence_id": "sj-v004-syn-013032-e2", "section": "summary", "source_type": "cv", ...
{ "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-020440
0.1
0.1
{ "text": "Proven database migrations in production", "skill": "database migrations", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-020440-e1", "section": "experience", "source_type": "cv", "text": "For 2.5 years I wrote and ran production migrations as the main developer of the service." }, { "evidence_id": "sj-v004-syn-020440-e2", "section": "summary", "source_type": "cv", "tex...
{ "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-real-05075
0.1
0.1
{ "text": "Proven C#/.NET in production", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05075-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I have teach Computer Vision, Deep Learning and Machine Learning to hundreds of students in academic life and different online platforms. I have almost 5 years experience about teaching Computer Vision a...
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "ade9598b-2100-55e3-91e3-16e0125c8a1b", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-002795
0.1
0.1
{ "text": "Commercial experience with Java", "skill": "Java", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002795-e1", "section": "experience", "source_type": "cv", "text": "Experience: Senior iOS engineer (Swift) shipping consumer apps for 6 years." } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-000516
0.1
0.1
{ "text": "state management experience", "skill": "state management", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000516-e1", "section": "experience", "source_type": "cv", "text": "Tech lead who designed client state architecture with Redux Toolkit and React Query, and mentored the team on state management practices." } ]
{ "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-027316
0.1
0.1
{ "text": "Strong hands-on Elasticsearch background", "skill": "Elasticsearch", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027316-e1", "section": "experience", "source_type": "cv", "text": "Contributed peripheral tickets to a project where the team designed Elasticsearch index strategy for 500M docs with relevance tuning." } ]
{ "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-024048
0.1
0.1
{ "text": "Proven mentoring in production", "skill": "mentoring", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024048-e1", "section": "skills_list", "source_type": "cv", "text": "Keywords: Agile, mentoring, Linux, REST" } ]
{ "group_id": "leadership", "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-018026
0.1
0.1
{ "text": "React (must have)", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-018026-e1", "section": "summary", "source_type": "cv", "text": "React: none so far." }, { "evidence_id": "sj-v004-syn-018026-e2", "section": "summary", "source_type": "cv", "text": "Agile/Scrum teams of 5-8 people." } ]
{ "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-013974
0.1
0.1
{ "text": "Expert-level caching strategy", "skill": "caching strategy", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013974-e1", "section": "experience", "source_type": "cv", "text": "In my last role I designed multi-layer caching (CDN, Redis, local) cutting DB load 70%." } ]
{ "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-021735
0.1
0.1
{ "text": "Hands-on OAuth2/OIDC", "skill": "OAuth2/OIDC", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021735-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-021735-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-016643
0.1
0.1
{ "text": "Solid Kubernetes knowledge", "skill": "Kubernetes", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016643-e1", "section": "summary", "source_type": "cv", "text": "I have not used Kubernetes 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" }
sj-v006-c-01075
0.1
0.1
{ "text": "Strong event-driven architecture skills", "skill": "event-driven architecture", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01075-e1", "section": "experience", "source_type": "cv", "text": "Built a small event-driven architecture demo app following an online tutorial." } ]
{ "group_id": "system_design", "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-002645
0.1
0.1
{ "text": "ownership (must have)", "skill": "ownership", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002645-e1", "section": "experience", "source_type": "cv", "text": "For 2.5 years I owned a service and its backlog as the main developer of the service." }, { "evidence_id": "sj-v004-syn-002645-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-real-04017
0.1
0.1
{ "text": "Python experience", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04017-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Prepared and provided a python course for data analysis for beginners" } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "84a95c24-4271-5fad-a041-a829ed131309", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v008-cv-01012
0.1
0.1
{ "text": "Strong event-driven architecture skills", "skill": "event-driven architecture", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01012-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Picked up event-driven architecture while working on a client project." } ]
{ "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-023407
0.1
0.1
{ "text": "Hands-on caching strategy", "skill": "caching strategy", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-023407-e1", "section": "experience", "source_type": "cv", "text": "senior engineer (2019-2024): designed multi-layer caching (cdn, redis, local) cutting db load 70%." }, { "evidence_id": "sj-v004-syn-023407-e2", "section": "summary", "source_type": "cv",...
{ "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-001998
0.1
0.1
{ "text": "Proven performance tuning in production", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001998-e1", "section": "experience", "source_type": "cv", "text": "Intern then junior: with help from the lead, I contributed while the team fixed N+1 queries and memory leaks." }, { "evidence_id": "sj-v004-syn-001998-e2", "section": "summary", "source_t...
{ "group_id": "reliability_obs", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-005185
0.1
0.1
{ "text": "Proven MySQL in production", "skill": "MySQL", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005185-e1", "section": "experience", "source_type": "cv", "text": "Intern then junior: with help from the lead, I contributed while the team designed MySQL schemas for new features." } ]
{ "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-v006-c-00266
0.1
0.1
{ "text": "Hands-on C#/.NET", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00266-e1", "section": "experience", "source_type": "cv", "text": "At work I maintained ASP.NET Core APIs independently, including debugging prod incidents." } ]
{ "group_id": "lang_core", "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-017828
0.1
0.1
{ "text": "Strong hands-on distributed tracing background", "skill": "distributed tracing", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-017828-e1", "section": "summary", "source_type": "cv", "text": "Haven't worked with distributed tracing; my background is elsewhere." } ]
{ "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-05662
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-05662-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Through my experience in my previous jobs, I mastered technologies that I hadn't worked with before (Magento 2 and Webtutor). Learning a new tech stack won't be a problem Now im working on web interface ...
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "aec737f9-61b8-5f61-a72b-a02c0f1a34d1", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-011736
0.1
0.1
{ "text": "Practical Elasticsearch experience", "skill": "Elasticsearch", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-011736-e1", "section": "summary", "source_type": "cv", "text": "Self-rated 10/10 in Elasticsearch." } ]
{ "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-029519
0.1
0.1
{ "text": "Experience with GraphQL", "skill": "GraphQL", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-029519-e1", "section": "experience", "source_type": "cv", "text": "Independently built GraphQL resolvers for the mobile app; 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-00460
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-00460-e1", "section": "cv_excerpt", "source_type": "cv", "text": "During my last project I have developed a chat-aplication with: NodeJS, NPM, ExpressJS, MongoDB, Mongoose" } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "96985966-515b-5f9b-b8c0-414daf6cce16", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-027779
0.1
0.1
{ "text": "Strong Docker skills", "skill": "Docker", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027779-e1", "section": "experience", "source_type": "cv", "text": "Principal engineer: built hardened multi-stage Docker images and base-image program for all teams; recognized as Docker authority and gave conference talks on it." }, { "evidence_id": "sj-v004-sy...
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-02455
0.1
0.1
{ "text": "AWS experience", "skill": "AWS", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02455-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Additionally, I created and upheld the infrastructure for clients, which was built on platforms like Amazon AWS and MS Azure." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "44463b46-2b2f-5c27-9892-6b1fe215f1fe", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v003-rtr-0051
0.1
0.1
{ "text": "PostgreSQL experience", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v003-rtr-0051-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Created tables to handle post and put methods on PostgreSQL." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "9b82aece-c5e1-5b2e-b499-e2f4d18f37cd", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v008-cv-01900
0.1
0.1
{ "text": "Commercial hiring experience", "skill": "hiring", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01900-e1", "section": "cv_excerpt", "source_type": "cv", "text": "At a mid-size company I designed the backend interview loop and conducted 150+ interviews." } ]
{ "group_id": "leadership", "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-05581
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-05581-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Databases and SQL for Data Science, Coursera, IBM Machine Learning, Coursera, Stanford University Diplôme Approfondi de Langue Française, DALF C1" } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "d74ab6ba-9162-543f-b3f8-438b4f9e4095", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-009976
0.1
0.1
{ "text": "Hands-on distributed consistency", "skill": "distributed consistency", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009976-e1", "section": "projects", "source_type": "portfolio", "text": "Case study: designed idempotent, eventually consistent ledger with reconciliation. Includes architecture diagrams and benchmark results." } ]
{ "group_id": "system_design", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }