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sj-v004-syn-022470
0.1
0.1
{ "text": "Experience with gRPC", "skill": "gRPC", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-022470-e1", "section": "experience", "source_type": "cv", "text": "Side project: small gRPC demo built while following an online course." } ]
{ "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-021367
0.1
0.1
{ "text": "Deep microservices expertise", "skill": "microservices", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021367-e1", "section": "experience", "source_type": "cv", "text": "Did a microservices tutorial and a hello-world app on GitHub." }, { "evidence_id": "sj-v004-syn-021367-e2", "section": "summary", "source_type": "cv", "text": "Agile/Scrum teams of 5-...
{ "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-real-01700
0.1
0.1
{ "text": "Proven PostgreSQL in production", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-01700-e1", "section": "cv_excerpt", "source_type": "cv", "text": "3) database built by our backend team postgresql for users login, document storage, displaying these documents on UI." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "1ff33f6a-46be-5edc-b556-c2426b577e8a", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-021219
0.1
0.1
{ "text": "Strong performance tuning skills", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021219-e1", "section": "experience", "source_type": "cv", "text": "Lead engineer 2018-2023: profiled and tuned JVM services increasing throughput 3x on the same hardware." }, { "evidence_id": "sj-v004-syn-021219-e2", "section": "summary", "source_type": ...
{ "group_id": "reliability_obs", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-021930
0.1
0.1
{ "text": "Proven Terraform in production", "skill": "Terraform", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021930-e1", "section": "experience", "source_type": "cv", "text": "Backend engineer, 3 years: wrote Terraform for team infrastructure." }, { "evidence_id": "sj-v004-syn-021930-e2", "section": "summary", "source_type": "cv", "text": "Agile/Scrum teams...
{ "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-005181
0.1
0.1
{ "text": "Practical Rust experience", "skill": "Rust", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005181-e1", "section": "experience", "source_type": "cv", "text": "for 2.5 years i wrote rust cli tools used by the team as the main developer of the service." } ]
{ "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-021544
0.1
0.1
{ "text": "Deep GraphQL expertise", "skill": "GraphQL", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021544-e1", "section": "experience", "source_type": "cv", "text": "Senior backend developer; key achievement: designed a federated GraphQL schema with dataloader batching for 8 teams." }, { "evidence_id": "sj-v004-syn-021544-e2", "section": "summary", "s...
{ "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-030564
0.1
0.1
{ "text": "Expert-level static analysis", "skill": "static analysis", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-030564-e1", "section": "projects", "source_type": "portfolio", "text": "personal project: followed a tutorial to try static analysis on a toy app." } ]
{ "group_id": "testing_quality", "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-015620
0.1
0.1
{ "text": "hiring (must have)", "skill": "hiring", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015620-e1", "section": "skills_list", "source_type": "cv", "text": "Skills: hiring, Git, Jira, Agile, Linux" }, { "evidence_id": "sj-v004-syn-015620-e2", "section": "summary", "source_type": "cv", "text": "Also worked with Git and Jira." } ]
{ "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-016672
0.1
0.1
{ "text": "Solid authorization (RBAC) knowledge", "skill": "authorization (RBAC)", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016672-e1", "section": "skills_list", "source_type": "cv", "text": "skills: authorization (rbac), git, jira, agile, linux" }, { "evidence_id": "sj-v004-syn-016672-e2", "section": "summary", "source_type": "cv", "text": "looking for a product company....
{ "group_id": "security", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-009982
0.1
0.1
{ "text": "Hands-on Rust", "skill": "Rust", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009982-e1", "section": "summary", "source_type": "cv", "text": "Strong problem solver, passionate about technology." } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-002220
0.1
0.1
{ "text": "Production mentoring skills", "skill": "mentoring", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002220-e1", "section": "experience", "source_type": "cv", "text": "was part of a team that mentored 6 engineers, 3 promoted, and ran the onboarding program; i worked on smaller tickets around it." } ]
{ "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-020830
0.1
0.1
{ "text": "Solid integration testing knowledge", "skill": "integration testing", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-020830-e1", "section": "summary", "source_type": "cv", "text": "I have not used integration testing professionally or in projects; my experience is in other areas." } ]
{ "group_id": "testing_quality", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-01421
0.1
0.1
{ "text": "Python experience", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-01421-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Developed Python code for various applications, including image manipulation, pushing code to GitHub and DockerHub, and creating containers." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "12e64714-c166-5744-b0d6-dfffab6e68c1", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-012241
0.1
0.1
{ "text": "Strong mentoring skills", "skill": "mentoring", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012241-e1", "section": "experience", "source_type": "cv", "text": "Software engineer (2021-2024): mentored an intern." } ]
{ "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-05945
0.1
0.1
{ "text": "Proven Kafka in production", "skill": "Kafka", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05945-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Leading projects and processes Development of communication strategies Development of creative concepts" } ]
{ "group_id": "system_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "a3686e9e-ba51-5a01-89c5-3323b1877805", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-003837
0.1
0.1
{ "text": "incident response (must have)", "skill": "incident response", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003837-e1", "section": "experience", "source_type": "cv", "text": "Owned the initiative where I led incident command for SEV1 outages and created the postmortem process, and drove incident response decisions for the team." }, { "evidence_id": "sj-v004-syn-003837...
{ "group_id": "reliability_obs", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-013521
0.1
0.1
{ "text": "Terraform (must have)", "skill": "Terraform", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013521-e1", "section": "experience", "source_type": "cv", "text": "Experience: Backend engineer building Java services deployed by a separate ops team to VMs." } ]
{ "group_id": "cloud_devops", "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-000564
0.1
0.1
{ "text": "Production mentoring skills", "skill": "mentoring", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000564-e1", "section": "experience", "source_type": "cv", "text": "Day to day I mentored an intern on my own." } ]
{ "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-03244
0.1
0.1
{ "text": "Proven code review in production", "skill": "code review", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03244-e1", "section": "cv_excerpt", "source_type": "cv", "text": "The routine such as daily standups, preplanning, planning once per 2 weeks, code reviews, knowledge sharing, sprints is absolutely fine for me, and I will be glad to join the existing team or the team th...
{ "group_id": "testing_quality", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "b7a02c66-db12-5496-9254-0692da835487", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-03363
0.1
0.1
{ "text": "Strong CI/CD skills", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03363-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Implemented a robust CI/CD pipeline using Jenkins, allowing for automated testing, deployment, and monitoring of applications." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "e02386fd-64fa-558f-858a-86be582ae71d", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0.2" }
sj-v006-c-00204
0.1
0.1
{ "text": "Hands-on static analysis", "skill": "static analysis", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00204-e1", "section": "experience", "source_type": "cv", "text": "Freelance: delivered several client projects where I fixed static analysis warnings in CI." } ]
{ "group_id": "testing_quality", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-005610
0.1
0.1
{ "text": "Production monitoring skills", "skill": "monitoring", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005610-e1", "section": "experience", "source_type": "cv", "text": "CV: built the company observability stack (Prometheus, Grafana) and SLO program." }, { "evidence_id": "sj-v004-syn-005610-e2", "section": "interview", "source_type": "interview", "tex...
{ "group_id": "reliability_obs", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-027886
0.1
0.1
{ "text": "Expert-level accessibility", "skill": "accessibility", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027886-e1", "section": "experience", "source_type": "cv", "text": "CV: led WCAG 2.1 AA remediation and audits." }, { "evidence_id": "sj-v004-syn-027886-e2", "section": "interview", "source_type": "interview", "text": "Interview: candidate couldn't de...
{ "group_id": "frontend", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-00832
0.1
0.1
{ "text": "Production C#/.NET skills", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00832-e1", "section": "experience", "source_type": "cv", "text": "I personally architected .NET 8 order platform across 12 services." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-028897
0.1
0.1
{ "text": "Production caching strategy skills", "skill": "caching strategy", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-028897-e1", "section": "experience", "source_type": "cv", "text": "Under supervision I worked on small parts while the team implemented cache-aside for hot endpoints." } ]
{ "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-015156
0.1
0.1
{ "text": "Production Kafka skills", "skill": "Kafka", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015156-e1", "section": "experience", "source_type": "cv", "text": "Trainee developer; shadowed seniors who built Kafka producers and consumers with retries." }, { "evidence_id": "sj-v004-syn-015156-e2", "section": "summary", "source_type": "cv", "tex...
{ "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-024558
0.1
0.1
{ "text": "Expert-level Redis", "skill": "Redis", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024558-e1", "section": "skills_list", "source_type": "cv", "text": "Tools: Git, Redis, 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-syn-010970
0.1
0.1
{ "text": "Good understanding of OAuth2/OIDC", "skill": "OAuth2/OIDC", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010970-e1", "section": "summary", "source_type": "cv", "text": "Detail-oriented professional with great communication skills." } ]
{ "group_id": "security", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-011217
0.1
0.1
{ "text": "Proven Go in production", "skill": "Go", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-011217-e1", "section": "interview", "source_type": "interview", "text": "Interview notes: candidate stated they never used Go." }, { "evidence_id": "sj-v004-syn-011217-e2", "section": "summary", "source_type": "cv", "text": "Looking for a product com...
{ "group_id": "lang_core", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-005153
0.1
0.1
{ "text": "Production C#/.NET skills", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005153-e1", "section": "summary", "source_type": "cv", "text": "Passionate engineer who loves clean code and best practices." } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-010860
0.1
0.1
{ "text": "Good understanding of technical design docs", "skill": "technical design docs", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010860-e1", "section": "experience", "source_type": "cv", "text": "Delivered features end-to-end where I 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-023973
0.1
0.1
{ "text": "Experience with mentoring", "skill": "mentoring", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-023973-e1", "section": "experience", "source_type": "cv", "text": "Day to day I mentored an intern on my own." }, { "evidence_id": "sj-v004-syn-023973-e2", "section": "summary", "source_type": "cv", "text": "Looking for a product company." } ]
{ "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-011429
0.1
0.1
{ "text": "TDD experience", "skill": "TDD", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-011429-e1", "section": "summary", "source_type": "cv", "text": "I have no experience with TDD at all." } ]
{ "group_id": "testing_quality", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-019226
0.1
0.1
{ "text": "Expert-level accessibility", "skill": "accessibility", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-019226-e1", "section": "summary", "source_type": "cv", "text": "Advanced accessibility skills; strong accessibility background." } ]
{ "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-015802
0.1
0.1
{ "text": "encryption (must have)", "skill": "encryption", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015802-e1", "section": "summary", "source_type": "cv", "text": "self-rated 10/10 in encryption." } ]
{ "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-003343
0.1
0.1
{ "text": "Good understanding of state management", "skill": "state management", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003343-e1", "section": "skills_list", "source_type": "cv", "text": "Tools: Git, state management, Docker, Postman, Jira" } ]
{ "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-v005-bl4-00688
0.1
0.1
{ "text": "Strong Docker skills", "skill": "Docker", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl4-00688-e1", "section": "experience", "source_type": "cv", "text": "Senior engineer and design owner: built hardened multi-stage Docker images and base-image program for all teams." } ]
{ "group_id": "cloud_devops", "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-00483
0.1
0.1
{ "text": "React experience", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00483-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Foundational knowledge of HTML/CSS/JS (React) with completion of the 'Frontend Development' course and ongoing learning of Redux;" } ]
{ "group_id": "frontend", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "85b84d32-aa87-5e23-943b-2d947b57a63b", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-025496
0.1
0.1
{ "text": "mentoring (must have)", "skill": "mentoring", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025496-e1", "section": "experience", "source_type": "cv", "text": "Contributed peripheral tickets to a project where the team mentored 6 engineers, 3 promoted, and ran the onboarding program." }, { "evidence_id": "sj-v004-syn-025496-e2", "section": "summary"...
{ "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-027859
0.1
0.1
{ "text": "Solid Rust knowledge", "skill": "Rust", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027859-e1", "section": "experience", "source_type": "cv", "text": "Senior backend developer; key achievement: implemented a Rust log shipper replacing Logstash, 10x lower CPU." } ]
{ "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-027959
0.1
0.1
{ "text": "Hands-on encryption", "skill": "encryption", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027959-e1", "section": "experience", "source_type": "cv", "text": "Owned the initiative where I designed envelope encryption with KMS for PII at rest, and drove encryption decisions for the team." } ]
{ "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-002105
0.1
0.1
{ "text": "Strong MySQL skills", "skill": "MySQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002105-e1", "section": "experience", "source_type": "cv", "text": "owned the initiative where i set up mysql semi-sync replication and online schema changes at 20k qps, and drove mysql 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-v004-syn-023167
0.1
0.1
{ "text": "OWASP secure coding experience", "skill": "OWASP secure coding", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-023167-e1", "section": "experience", "source_type": "cv", "text": "junior engineer (10 months): helped the team when it fixed owasp findings from pentests, under a senior's guidance." } ]
{ "group_id": "security", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-010957
0.1
0.1
{ "text": "Production distributed tracing skills", "skill": "distributed tracing", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010957-e1", "section": "skills_list", "source_type": "cv", "text": "Keywords: Agile, distributed tracing, Linux, REST" } ]
{ "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-003381
0.1
0.1
{ "text": "Working knowledge of MySQL", "skill": "MySQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003381-e1", "section": "experience", "source_type": "cv", "text": "Independently designed MySQL schemas for new features; on-call owner for it." }, { "evidence_id": "sj-v004-syn-003381-e2", "section": "summary", "source_type": "cv", "text": "Looking ...
{ "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-021185
0.1
0.1
{ "text": "AWS experience", "skill": "AWS", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021185-e1", "section": "interview", "source_type": "interview", "text": "Interviewer: zero AWS exposure confirmed by candidate." }, { "evidence_id": "sj-v004-syn-021185-e2", "section": "summary", "source_type": "cv", "text": "Also worked with Git and...
{ "group_id": "cloud_devops", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-022147
0.1
0.1
{ "text": "Production database migrations skills", "skill": "database migrations", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-022147-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-022147-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-syn-003874
0.1
0.1
{ "text": "Good understanding of microservices", "skill": "microservices", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003874-e1", "section": "experience", "source_type": "cv", "text": "Senior backend developer; key achievement: architected the monolith-to-microservices split into 25 services with clear boundaries." } ]
{ "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-020268
0.1
0.1
{ "text": "Hands-on ownership", "skill": "ownership", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-020268-e1", "section": "skills_list", "source_type": "cv", "text": "Technologies: Docker, ownership, Scrum, SQL" } ]
{ "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-008871
0.1
0.1
{ "text": "Practical API versioning experience", "skill": "API versioning", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008871-e1", "section": "summary", "source_type": "cv", "text": "No hands-on API versioning experience yet; planning to learn it." }, { "evidence_id": "sj-v004-syn-008871-e2", "section": "summary", "source_type": "cv", "text": "Agile/Scrum teams of 5-...
{ "group_id": "api_design", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-01357
0.1
0.1
{ "text": "Experience with Java", "skill": "Java", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01357-e1", "section": "experience", "source_type": "cv", "text": "I personally designed a Java/Spring settlement engine processing $2B/yr and cut GC pauses 80%." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-04592
0.1
0.1
{ "text": "Node.js experience", "skill": "Node.js", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04592-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Special Project: Developed a Node.js-based automatic" } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "87fe577f-2a47-52e8-820f-748b740c0989", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0.2" }
sj-v004-syn-029835
0.1
0.1
{ "text": "Hands-on database migrations", "skill": "database migrations", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-029835-e1", "section": "experience", "source_type": "cv", "text": "in my last role i 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-syn-005324
0.1
0.1
{ "text": "Practical static analysis experience", "skill": "static analysis", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005324-e1", "section": "interview", "source_type": "interview", "text": "Interview notes: candidate stated they never used static analysis." }, { "evidence_id": "sj-v004-syn-005324-e2", "section": "summary", "source_type": "cv", "text": "Based in Eur...
{ "group_id": "testing_quality", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v002-tr-0057
0.1
0.1
{ "text": "caching strategy experience", "skill": "caching strategy", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v002-tr-0057-e1", "section": "experience", "source_type": "cv", "text": "Independently implemented cache-aside for hot endpoints; on-call owner for it." } ]
{ "group_id": "system_design", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-00853
0.1
0.1
{ "text": "Experience with Kubernetes", "skill": "Kubernetes", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00853-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Improved Kubernetes performance by 30% for one critical report." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-001270
0.1
0.1
{ "text": "Working knowledge of caching strategy", "skill": "caching strategy", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001270-e1", "section": "experience", "source_type": "cv", "text": "Assisted on tasks where the team implemented cache-aside for hot endpoints; picked tickets prepared by the lead." } ]
{ "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-real-02858
0.1
0.1
{ "text": "Proven React in production", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02858-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I really want to do and making tasks with React as I am currently learning myself, I believe working and learning may improve my skills and also my English." } ]
{ "group_id": "frontend", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "73199f2d-f844-57a8-b763-d4993370665d", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-016953
0.1
0.1
{ "text": "Experience with API versioning", "skill": "API versioning", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016953-e1", "section": "experience", "source_type": "cv", "text": "Experience: Data analyst building Tableau dashboards and SQL reports." } ]
{ "group_id": "api_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-06303
0.1
0.1
{ "text": "MySQL experience", "skill": "MySQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06303-e1", "section": "cv_excerpt", "source_type": "cv", "text": "In 2014 received a gold plaque for the work of the best guide in the region. I worked excursion guide in Turkey(2014-2015), Thailand(2015-2016), Vietnam(2016-2020), Mexico(2021-2022) Worked in the compan...
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "89d08b56-9f86-5fef-9216-9b6e5c294e8a", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-027887
0.1
0.1
{ "text": "Working knowledge of SLO/SLI", "skill": "SLO/SLI", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027887-e1", "section": "experience", "source_type": "cv", "text": "Independently defined SLIs for team services; on-call owner for it." } ]
{ "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-026064
0.1
0.1
{ "text": "Practical Python experience", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-026064-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-v008-cv-02121
0.1
0.1
{ "text": "Commercial CI/CD experience", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-02121-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Open to learning CI/CD if the project needs it." } ]
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-026178
0.1
0.1
{ "text": "Strong API versioning skills", "skill": "API versioning", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-026178-e1", "section": "experience", "source_type": "cv", "text": "Claimed: created deprecation and versioning policy adopted company-wide." }, { "evidence_id": "sj-v004-syn-026178-e2", "section": "interview", "source_type": "interview", "text": "Int...
{ "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-016205
0.1
0.1
{ "text": "Good understanding of secrets management", "skill": "secrets management", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016205-e1", "section": "experience", "source_type": "cv", "text": "cv: migrated all secrets to vault with dynamic credentials." }, { "evidence_id": "sj-v004-syn-016205-e2", "section": "interview", "source_type": "interview", "text": "interview: candi...
{ "group_id": "security", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-016455
0.1
0.1
{ "text": "Good understanding of distributed consistency", "skill": "distributed consistency", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016455-e1", "section": "skills_list", "source_type": "cv", "text": "Skills: distributed consistency, Git, Jira, Agile, Linux" }, { "evidence_id": "sj-v004-syn-016455-e2", "section": "summary", "source_type": "cv", "text": "B.Sc. in Computer Science."...
{ "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-v005-bl5-01323
0.1
0.1
{ "text": "Strong distributed consistency skills", "skill": "distributed consistency", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v005-bl5-01323-e1", "section": "experience", "source_type": "cv", "text": "Organization-level owner of distributed consistency strategy: designed idempotent, eventually consistent ledger with reconciliation, consulted by every team." } ]
{ "group_id": "system_design", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "hard", "case_type": "boundary_l5", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-02354
0.1
0.1
{ "text": "Python experience", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02354-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Implemented the algorithms in Python + SQL on Linux platform." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "619ed53d-71f0-57dd-b72e-04e7cb760c04", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-020023
0.1
0.1
{ "text": "Hands-on incident response", "skill": "incident response", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-020023-e1", "section": "experience", "source_type": "cv", "text": "backend engineer, 3 years: took part in on-call and wrote postmortems." } ]
{ "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-020839
0.1
0.1
{ "text": "Expert-level SLO/SLI", "skill": "SLO/SLI", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-020839-e1", "section": "experience", "source_type": "cv", "text": "Our team defined SLOs and error budgets adopted by engineering leadership. My contribution: tests and documentation." }, { "evidence_id": "sj-v004-syn-020839-e2", "section": "summary", "s...
{ "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-syn-025706
0.1
0.1
{ "text": "Hands-on Redis", "skill": "Redis", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025706-e1", "section": "skills_list", "source_type": "cv", "text": "stack: redis, jira, confluence, git" } ]
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v005-bl3-00271
0.1
0.1
{ "text": "Solid Python knowledge", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v005-bl3-00271-e1", "section": "experience", "source_type": "cv", "text": "Regular contributor: shipped Django features and maintained them in production across several releases." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "boundary_l3", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-01978
0.1
0.1
{ "text": "Production C#/.NET skills", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01978-e1", "section": "experience", "source_type": "cv", "text": "Built a small C#/.NET demo app following an online tutorial." } ]
{ "group_id": "lang_core", "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-021156
0.1
0.1
{ "text": "Strong hands-on Go background", "skill": "Go", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021156-e1", "section": "summary", "source_type": "cv", "text": "I have no experience with Go at all." }, { "evidence_id": "sj-v004-syn-021156-e2", "section": "summary", "source_type": "cv", "text": "Fluent English." } ]
{ "group_id": "lang_core", "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-024535
0.1
0.1
{ "text": "Proven caching strategy in production", "skill": "caching strategy", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024535-e1", "section": "summary", "source_type": "cv", "text": "caching strategy: none so far." } ]
{ "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-real-00415
0.1
0.1
{ "text": "Proven Docker in production", "skill": "Docker", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00415-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Was responsible for continuous integration & development of Cyber Security Center API and providing Docker support" } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "78878f8c-35cd-52f9-9417-74e572e897c2", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v003-rtr-0035
0.1
0.1
{ "text": "Java experience", "skill": "Java", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v003-rtr-0035-e1", "section": "cv_excerpt", "source_type": "cv", "text": "IR Scanning System, ANSI C (WinAVR), 6 months; Technical Vision System, C, 1 year; firmware & software development;" } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "ea7c0a15-cdf9-596a-a295-f36d9bf7042b", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-027905
0.1
0.1
{ "text": "Proven MySQL in production", "skill": "MySQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027905-e1", "section": "experience", "source_type": "cv", "text": "our squad set up mysql semi-sync replication and online schema changes at 20k qps; i mainly fixed bugs and wrote docs." }, { "evidence_id": "sj-v004-syn-027905-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-v006-c-00331
0.1
0.1
{ "text": "Commercial mentoring experience", "skill": "mentoring", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00331-e1", "section": "experience", "source_type": "cv", "text": "Built and operated mentoring components in production for 2+ years: mentored an intern." } ]
{ "group_id": "leadership", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-012822
0.1
0.1
{ "text": "Practical PostgreSQL experience", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012822-e1", "section": "skills_list", "source_type": "cv", "text": "Skills: PostgreSQL, 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-v004-syn-009468
0.1
0.1
{ "text": "Strong hands-on Go background", "skill": "Go", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009468-e1", "section": "experience", "source_type": "cv", "text": "Staff+ engineer who rewrote the Go ingestion service to handle 15k req/s with bounded worker pools, setting Go standards across the organization." }, { "evidence_id": "sj-v004-syn-009468-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-031427
0.1
0.1
{ "text": "Hands-on OpenAPI", "skill": "OpenAPI", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-031427-e1", "section": "summary", "source_type": "cv", "text": "I have no experience with OpenAPI at all." }, { "evidence_id": "sj-v004-syn-031427-e2", "section": "summary", "source_type": "cv", "text": "Also worked with Git and Jira." } ]
{ "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-010004
0.1
0.1
{ "text": "Proven AWS in production", "skill": "AWS", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010004-e1", "section": "experience", "source_type": "cv", "text": "For 2.5 years I deployed services on AWS ECS and RDS as the main developer of the service." } ]
{ "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-022737
0.1
0.1
{ "text": "Good understanding of code review", "skill": "code review", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-022737-e1", "section": "experience", "source_type": "cv", "text": "Claimed: created code review guidelines and reviewed ~20 PRs/week as tech lead." }, { "evidence_id": "sj-v004-syn-022737-e2", "section": "interview", "source_type": "interview", "text...
{ "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-real-06275
0.1
0.1
{ "text": "MongoDB experience", "skill": "MongoDB", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06275-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I have an experience in all stages of the software development process, including: meetings with the clients, understanding the requirements, designing the architecture, developing, testing, deploying an...
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "7b39229a-d8df-57a0-96d1-28bc610762ac", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v006-c-00238
0.1
0.1
{ "text": "Production microservices skills", "skill": "microservices", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00238-e1", "section": "experience", "source_type": "cv", "text": "Built and operated microservices components in production for 2+ years: built and operated two microservices." } ]
{ "group_id": "system_design", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-06575
0.1
0.1
{ "text": "Strong Elasticsearch skills", "skill": "Elasticsearch", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06575-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Investment banking and data reporting, OTC market, equities and other assets; Fintech and consumer banking: client onboarding, KYC process; Healthcare and educational projects." } ]
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "b5aaa855-0f7b-55c7-a125-926ba21ff0d2", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-real-02180
0.1
0.1
{ "text": "Java experience", "skill": "Java", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02180-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Created Test Plans, Cases and Scripts for functional and regression testing using PHP and Java languages." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "c1bce41b-5045-5831-86cf-96f2d71fd95a", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-013607
0.1
0.1
{ "text": "Rust (must have)", "skill": "Rust", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013607-e1", "section": "education", "source_type": "cv", "text": "University course project using Rust for a simple CRUD demo." }, { "evidence_id": "sj-v004-syn-013607-e2", "section": "summary", "source_type": "cv", "text": "Based in Europe, open to ...
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "easy", "case_type": "toy_project", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-008875
0.1
0.1
{ "text": "Commercial experience with Python", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008875-e1", "section": "experience", "source_type": "cv", "text": "Mid-level developer: shipped Django features and maintained them in production; shipped to production regularly." }, { "evidence_id": "sj-v004-syn-008875-e2", "section": "summary", "sourc...
{ "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-v005-bl4-01037
0.1
0.1
{ "text": "Solid code review knowledge", "skill": "code review", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl4-01037-e1", "section": "experience", "source_type": "cv", "text": "Designed and led: created code review guidelines and reviewed ~20 PRs/week as tech lead, with measurable outcomes." } ]
{ "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-syn-008989
0.1
0.1
{ "text": "Commercial experience with MySQL", "skill": "MySQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008989-e1", "section": "experience", "source_type": "cv", "text": "Senior engineer (2019-2024): set up MySQL semi-sync replication and online schema changes at 20k QPS." }, { "evidence_id": "sj-v004-syn-008989-e2", "section": "summary", "source_type": "c...
{ "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-05273
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-05273-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I took part in the hackathon with my colleagues and get a second place among the winners. Ready to relocate to any country of Europe. I have a European bank account and ready to work by invoice." } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "d5b7fed3-57ec-5fda-b80f-44c049077864", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v005-bl3-00524
0.1
0.1
{ "text": "Production MongoDB skills", "skill": "MongoDB", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl3-00524-e1", "section": "experience", "source_type": "cv", "text": "Mid-level engineer for 2 years: built MongoDB aggregations for reporting; handled the on-call for it." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "boundary_l3", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-00057
0.1
0.1
{ "text": "Strong GCP skills", "skill": "GCP", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00057-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I have worked on integrating apps with firebase, Google Cloud Platform and backends through REST." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "afe70b9c-3e6e-5063-9ac9-dd259a9603d2", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v008-cv-01934
0.1
0.1
{ "text": "Commercial gRPC experience", "skill": "gRPC", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01934-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Picked up gRPC while working on a client project." } ]
{ "group_id": "api_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-v006-c-01928
0.1
0.1
{ "text": "Commercial Kafka experience", "skill": "Kafka", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01928-e1", "section": "experience", "source_type": "cv", "text": "Six months of junior experience where I helped as the team built Kafka producers and consumers with retries." } ]
{ "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-001122
0.1
0.1
{ "text": "Experience with mentoring", "skill": "mentoring", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001122-e1", "section": "projects", "source_type": "portfolio", "text": "Case study: mentored 6 engineers, 3 promoted, and ran the onboarding program. Includes architecture diagrams and benchmark results." }, { "evidence_id": "sj-v004-syn-001122-e2", "section...
{ "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-015195
0.1
0.1
{ "text": "Strong GraphQL skills", "skill": "GraphQL", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015195-e1", "section": "skills_list", "source_type": "cv", "text": "Stack: GraphQL, Jira, Confluence, Git" }, { "evidence_id": "sj-v004-syn-015195-e2", "section": "summary", "source_type": "cv", "text": "B.Sc. in Computer Science." } ]
{ "group_id": "api_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }