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sj-v004-syn-020078
0.1
0.1
{ "text": "Good understanding of SLO/SLI", "skill": "SLO/SLI", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-020078-e1", "section": "experience", "source_type": "cv", "text": "staff+ engineer who defined slos and error budgets adopted by engineering leadership, setting slo/sli standards across the organization." }, { "evidence_id": "sj-v004-syn-020078-e2", "section...
{ "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-010624
0.1
0.1
{ "text": "Practical authorization (RBAC) experience", "skill": "authorization (RBAC)", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010624-e1", "section": "experience", "source_type": "cv", "text": "Contributed peripheral tickets to a project where the team designed fine-grained RBAC/ABAC service used by all products." }, { "evidence_id": "sj-v004-syn-010624-e2", "section": "summary", ...
{ "group_id": "security", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-015152
0.1
0.1
{ "text": "Strong hands-on OWASP secure coding background", "skill": "OWASP secure coding", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015152-e1", "section": "summary", "source_type": "cv", "text": "I have not used OWASP secure coding professionally or in projects; my experience is in other areas." } ]
{ "group_id": "security", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-009567
0.1
0.1
{ "text": "Expert-level PostgreSQL", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009567-e1", "section": "experience", "source_type": "cv", "text": "Independently wrote migrations and optimized slow PostgreSQL queries; on-call owner for it." }, { "evidence_id": "sj-v004-syn-009567-e2", "section": "summary", "source_type": "cv", "t...
{ "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-v008-cv-02091
0.1
0.1
{ "text": "Commercial accessibility experience", "skill": "accessibility", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-02091-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Took part in a logistics app project built on 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-syn-004607
0.1
0.1
{ "text": "Hands-on encryption", "skill": "encryption", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004607-e1", "section": "interview", "source_type": "interview", "text": "Screening: asked about encryption, candidate has not worked with it." } ]
{ "group_id": "security", "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-06020
0.1
0.1
{ "text": "Strong Redis skills", "skill": "Redis", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06020-e1", "section": "cv_excerpt", "source_type": "cv", "text": "8 years in IT, 6 years in Security Information security engineer with hands-on experience, SOC analyst, worked both in Blue Teams and Red teams Worked with wide variety security tools, was involved i...
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "9dee9552-92d2-5b84-ab62-07f1c0a57140", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-018928
0.1
0.1
{ "text": "unit testing (must have)", "skill": "unit testing", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-018928-e1", "section": "interview", "source_type": "interview", "text": "Interview notes: candidate stated they never used unit testing." }, { "evidence_id": "sj-v004-syn-018928-e2", "section": "summary", "source_type": "cv", "text": "B.Sc. in Comput...
{ "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-v008-cv-00406
0.1
0.1
{ "text": "Proven Python in production", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00406-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Picked up Python while working on a client project." } ]
{ "group_id": "lang_core", "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-004023
0.1
0.1
{ "text": "Good understanding of gRPC", "skill": "gRPC", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004023-e1", "section": "experience", "source_type": "cv", "text": "in my last role i defined protobuf contracts and grpc streaming apis between 20 services." }, { "evidence_id": "sj-v004-syn-004023-e2", "section": "summary", "source_type": "cv", "tex...
{ "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-024514
0.1
0.1
{ "text": "Production Docker skills", "skill": "Docker", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024514-e1", "section": "experience", "source_type": "cv", "text": "Our squad built hardened multi-stage Docker images and base-image program for all teams; I mainly fixed bugs and wrote docs." }, { "evidence_id": "sj-v004-syn-024514-e2", "section": "summary"...
{ "group_id": "cloud_devops", "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-00846
0.1
0.1
{ "text": "Strong Python skills", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00846-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I have more than 3 years of experience and most of the time I was working with Cypress and Playwright, but also I have some experience with Protractor and have plans for learning Python testing framewo...
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "b0bac250-b1de-5589-a6c5-6aa53450b6a7", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-010959
0.1
0.1
{ "text": "technical design docs (must have)", "skill": "technical design docs", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010959-e1", "section": "skills_list", "source_type": "cv", "text": "Stack: technical design docs, Jira, Confluence, Git" } ]
{ "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-real-02875
0.1
0.1
{ "text": "Docker experience", "skill": "Docker", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02875-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Also i've been switched from SCADA developer to DevOps, so I have a commercial experience with networks and servers and non-commercial experience with CI/CD, Docker, AWS etc (courses, pet projects etc)."...
{ "group_id": "cloud_devops", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "5f8ed77a-1e94-58ae-9c99-ed134c356563", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-002883
0.1
0.1
{ "text": "Solid mentoring knowledge", "skill": "mentoring", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002883-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." } ]
{ "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-014139
0.1
0.1
{ "text": "Hands-on PostgreSQL", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014139-e1", "section": "interview", "source_type": "interview", "text": "Interviewer: zero PostgreSQL exposure confirmed by candidate." } ]
{ "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-00060
0.1
0.1
{ "text": "Strong mentoring skills", "skill": "mentoring", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00060-e1", "section": "cv_excerpt", "source_type": "cv", "text": "2.5 year experience as English Teacher, 1.5 year experience as a team mentor" } ]
{ "group_id": "leadership", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "621a5e99-9f62-5e3a-a971-59d53e3028e5", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v...
sj-v004-syn-008670
0.1
0.1
{ "text": "Good understanding of caching strategy", "skill": "caching strategy", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008670-e1", "section": "skills_list", "source_type": "cv", "text": "Tools: Git, caching strategy, Docker, Postman, Jira" } ]
{ "group_id": "system_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-002517
0.1
0.1
{ "text": "Practical MongoDB experience", "skill": "MongoDB", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002517-e1", "section": "experience", "source_type": "cv", "text": "Fellow-level engineer: modeled sharded MongoDB collections for 2B documents. Wrote the internal MongoDB handbook and teach MongoDB externally." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-028191
0.1
0.1
{ "text": "Strong monitoring skills", "skill": "monitoring", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-028191-e1", "section": "experience", "source_type": "cv", "text": "fellow-level engineer: built the company observability stack (prometheus, grafana) and slo program. wrote the internal monitoring handbook and teach monitoring externally." }, { "evidence_id": "s...
{ "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-002106
0.1
0.1
{ "text": "Working knowledge of distributed consistency", "skill": "distributed consistency", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002106-e1", "section": "experience", "source_type": "cv", "text": "Delivered features end-to-end where I handled retries and deduplication in distributed jobs." } ]
{ "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-025138
0.1
0.1
{ "text": "Solid microservices knowledge", "skill": "microservices", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025138-e1", "section": "projects", "source_type": "portfolio", "text": "Case study: architected the monolith-to-microservices split into 25 services with clear boundaries. 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" }
sj-v004-real-02621
0.1
0.1
{ "text": "Python experience", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02621-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Tools used: PostgreSQL, Flask/Django, Python (pandas, numpy, matplotlib, seaborn), Machine Learning (lightGBM, sklearn), Deep Learning (keras), Dash/Plotly, Azure" } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "cd16cd6f-efa1-5856-a620-13bade19e48f", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-01199
0.1
0.1
{ "text": "Strong Node.js skills", "skill": "Node.js", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-01199-e1", "section": "cv_excerpt", "source_type": "cv", "text": "As a NodeJS Developer with over 3 years of experience in designing, developing, and managing websites, I possess a track record of delivering high-quality projects on time." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "f569546a-a2ce-52b6-932d-9a10f0818314", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0....
sj-v004-syn-006090
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-006090-e1", "section": "interview", "source_type": "interview", "text": "Candidate confirmed they have never worked with technical design docs." } ]
{ "group_id": "leadership", "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-028768
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-028768-e1", "section": "summary", "source_type": "cv", "text": "Advanced Go skills; strong Go background." }, { "evidence_id": "sj-v004-syn-028768-e2", "section": "summary", "source_type": "cv", "text": "Fluent English." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "claim_no_detail", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-05682
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-05682-e1", "section": "cv_excerpt", "source_type": "cv", "text": "13+ years of practical experience: complex Web Solutions, Mobile and Windows desktop applications and services. Managing teams up to 20+ people. 4+ years participating in pre-sale activities." } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "2ba540a8-1765-5a9d-917b-26410385c828", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-008780
0.1
0.1
{ "text": "Practical Python experience", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008780-e1", "section": "experience", "source_type": "cv", "text": "Delivered features end-to-end where I shipped Django features and maintained them in production." } ]
{ "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-013108
0.1
0.1
{ "text": "Practical Java experience", "skill": "Java", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013108-e1", "section": "experience", "source_type": "cv", "text": "day to day i owned spring boot services end-to-end on my own." } ]
{ "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-021734
0.1
0.1
{ "text": "Deep ownership expertise", "skill": "ownership", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021734-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." } ]
{ "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-030635
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-030635-e1", "section": "summary", "source_type": "cv", "text": "Passionate engineer who loves clean code and best practices." } ]
{ "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-001885
0.1
0.1
{ "text": "integration testing (must have)", "skill": "integration testing", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001885-e1", "section": "experience", "source_type": "cv", "text": "did a integration testing tutorial and a hello-world app on github." }, { "evidence_id": "sj-v004-syn-001885-e2", "section": "summary", "source_type": "cv", "text": "fluent english." ...
{ "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-v008-cv-00655
0.1
0.1
{ "text": "Proven Rust in production", "skill": "Rust", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00655-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Implemented multiple systems with tools like Rust, C++, Bash and Python." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-real-04327
0.1
0.1
{ "text": "Java experience", "skill": "Java", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04327-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Course works in java and C++ for VNTU students." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "ed932d80-70b6-517a-9ad0-846f7bed2bb7", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-06027
0.1
0.1
{ "text": "Strong Node.js skills", "skill": "Node.js", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06027-e1", "section": "cv_excerpt", "source_type": "cv", "text": "This app was designed to get information about the car and send this information to another person. Used language and libraries - Dart, Flutter, flutter_blue_plus, odb_connect, bloc. For this project, I ...
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "e2a8adad-1098-5245-9b8e-506563afb447", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-real-02491
0.1
0.1
{ "text": "Proven Python in production", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02491-e1", "section": "cv_excerpt", "source_type": "cv", "text": "With a keen eye for detail, I have designed and developed over 10 complex dashboards and 25 reporting tools using SQL, Python, and Google Data Studio." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_strong_ownership", "source": "djinni_cv_en", "source_record": "a02b2356-d02d-5961-9591-dbca57ed27ed", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": ...
sj-v004-real-05192
0.1
0.1
{ "text": "Strong code review skills", "skill": "code review", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05192-e1", "section": "cv_excerpt", "source_type": "cv", "text": "The first person to fall in love. I access computer systems and steal lady's heart. Bitrix24/ PHP, HTML, CSS, MySQL;" } ]
{ "group_id": "testing_quality", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "fa7a6e99-d1d6-53d9-862a-297688f97f61", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-025611
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-025611-e1", "section": "interview", "source_type": "interview", "text": "Interview notes: candidate stated they never used state management." }, { "evidence_id": "sj-v004-syn-025611-e2", "section": "summary", "source_type": "cv", "text": "Looking for...
{ "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-v004-syn-010405
0.1
0.1
{ "text": "Production accessibility skills", "skill": "accessibility", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010405-e1", "section": "experience", "source_type": "cv", "text": "Day to day I fixed accessibility issues reported by QA on my own." } ]
{ "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-real-03166
0.1
0.1
{ "text": "Proven Python in production", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03166-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Stack: MSSQL, SSAS, SSIS, Vertica, Mondrian, Python" } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "eb0593a1-08c9-514b-b260-d2dd0ff910c8", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0....
sj-v004-syn-030320
0.1
0.1
{ "text": "Hands-on microservices", "skill": "microservices", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-030320-e1", "section": "experience", "source_type": "cv", "text": "Senior engineer (2019-2024): 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-014291
0.1
0.1
{ "text": "Production CI/CD skills", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014291-e1", "section": "summary", "source_type": "cv", "text": "ci/cd: none so far." } ]
{ "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-v004-real-05633
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-05633-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I'm a Javascript, Typescript, PHP, Ruby developer with more than five years of experience. Started learning to code about seven years ago and since then, have been involved in multiple projects in differ...
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "f9848c9a-3a67-58ef-b5c6-42f627b78c05", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-real-02280
0.1
0.1
{ "text": "Proven Python in production", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02280-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Basic knowledge of Python in data analytics envoirement (numpy, pandas, matplotlib, seaborne)" } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "fe589d18-5cd3-5beb-9c20-7f63c07b5279", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-004471
0.1
0.1
{ "text": "Strong hands-on static analysis background", "skill": "static analysis", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004471-e1", "section": "skills_list", "source_type": "cv", "text": "Keywords: Agile, static analysis, Linux, REST" } ]
{ "group_id": "testing_quality", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-012004
0.1
0.1
{ "text": "encryption experience", "skill": "encryption", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012004-e1", "section": "experience", "source_type": "cv", "text": "Fellow-level engineer: designed envelope encryption with KMS for PII at rest. Wrote the internal encryption handbook and teach encryption externally." } ]
{ "group_id": "security", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v005-bl3-00195
0.1
0.1
{ "text": "Solid scalable system design knowledge", "skill": "scalable system design", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl3-00195-e1", "section": "experience", "source_type": "cv", "text": "Regular contributor: designed a single service including data model and failure modes across several releases." } ]
{ "group_id": "system_design", "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-05265
0.1
0.1
{ "text": "Go experience", "skill": "Go", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05265-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Breathed life into several newly created zero traffic websites using SEO content. Sites have shown an increase in regular traffic by 30-40% in just a few months of operation. Managed to get the AI conten...
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "94a34717-91c0-5b4a-91ce-dbbfdb0955a9", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-027836
0.1
0.1
{ "text": "MongoDB experience", "skill": "MongoDB", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027836-e1", "section": "experience", "source_type": "cv", "text": "Fellow-level engineer: modeled sharded MongoDB collections for 2B documents. Wrote the internal MongoDB handbook and teach MongoDB externally." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-006357
0.1
0.1
{ "text": "Proven Java in production", "skill": "Java", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006357-e1", "section": "interview", "source_type": "interview", "text": "Screening: asked about Java, candidate has not worked with it." }, { "evidence_id": "sj-v004-syn-006357-e2", "section": "summary", "source_type": "cv", "text": "B.Sc. in Compute...
{ "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-v008-cv-02093
0.1
0.1
{ "text": "Strong Java skills", "skill": "Java", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-02093-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Ran a Java study group for university students for a semester." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v008-cv-00265
0.1
0.1
{ "text": "Production REST API design skills", "skill": "REST API design", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00265-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Implemented multiple systems with tools like REST API design, C++, Bash and Python." } ]
{ "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-011935
0.1
0.1
{ "text": "Deep GCP expertise", "skill": "GCP", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-011935-e1", "section": "projects", "source_type": "portfolio", "text": "Case study: architected GCP data platform on GKE and BigQuery. Includes architecture diagrams and benchmark results." } ]
{ "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-010732
0.1
0.1
{ "text": "Deep API versioning expertise", "skill": "API versioning", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010732-e1", "section": "experience", "source_type": "cv", "text": "Our team created deprecation and versioning policy adopted company-wide. My contribution: tests and documentation." } ]
{ "group_id": "api_design", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-001065
0.1
0.1
{ "text": "Experience with authorization (RBAC)", "skill": "authorization (RBAC)", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001065-e1", "section": "summary", "source_type": "cv", "text": "authorization (RBAC): none so far." } ]
{ "group_id": "security", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-016566
0.1
0.1
{ "text": "Strong hands-on MongoDB background", "skill": "MongoDB", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016566-e1", "section": "summary", "source_type": "cv", "text": "No hands-on MongoDB 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-real-02059
0.1
0.1
{ "text": "React experience", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02059-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Finished courses JS and React." } ]
{ "group_id": "frontend", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "8fb33517-6fe6-5cfd-8b52-8d15d02b011a", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v006-c-01482
0.1
0.1
{ "text": "Commercial AWS experience", "skill": "AWS", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01482-e1", "section": "experience", "source_type": "cv", "text": "Six months of junior experience where I helped as the team deployed services on AWS ECS and RDS." } ]
{ "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-012601
0.1
0.1
{ "text": "Practical database migrations experience", "skill": "database migrations", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012601-e1", "section": "summary", "source_type": "cv", "text": "I have not used database migrations professionally or in projects; my experience is in other areas." }, { "evidence_id": "sj-v004-syn-012601-e2", "section": "summary", "source_type": "cv", ...
{ "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-v006-c-01628
0.1
0.1
{ "text": "Production database migrations skills", "skill": "database migrations", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01628-e1", "section": "experience", "source_type": "cv", "text": "At work I wrote and ran production migrations independently, including debugging prod incidents." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-02864
0.1
0.1
{ "text": "React experience", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02864-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Wrote a portfolio site on React / MobX, server - NestJS," } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "e2092ad6-e3f8-5d0a-b2de-9ed303a693ae", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v008-cv-01098
0.1
0.1
{ "text": "Proven Elasticsearch in production", "skill": "Elasticsearch", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01098-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Covered Elasticsearch fundamentals and exercises in a training program." } ]
{ "group_id": "data_storage", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-real-03161
0.1
0.1
{ "text": "React experience", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03161-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Tronix Labs: I worked with the software team to build the web app of the Airsyn air monitoring device built by our IoT engineers using React, tailwindCSS and firebase." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "b8602cf8-c7ae-53a1-b4a3-86acf83ce1a7", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-025229
0.1
0.1
{ "text": "Commercial experience with static analysis", "skill": "static analysis", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025229-e1", "section": "experience", "source_type": "cv", "text": "under supervision i worked on small parts while the team fixed static analysis warnings in ci." } ]
{ "group_id": "testing_quality", "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-006276
0.1
0.1
{ "text": "Commercial experience with database migrations", "skill": "database migrations", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006276-e1", "section": "summary", "source_type": "cv", "text": "haven't worked with database migrations; my background is elsewhere." } ]
{ "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-025944
0.1
0.1
{ "text": "Hands-on Docker", "skill": "Docker", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025944-e1", "section": "summary", "source_type": "cv", "text": "Profile: 'deep Docker expertise', no further details given." } ]
{ "group_id": "cloud_devops", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "claim_no_detail", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-01403
0.1
0.1
{ "text": "Strong OAuth2/OIDC skills", "skill": "OAuth2/OIDC", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01403-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Contributed to an e-commerce project (OAuth2/OIDC)." } ]
{ "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-021250
0.1
0.1
{ "text": "gRPC experience", "skill": "gRPC", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021250-e1", "section": "summary", "source_type": "cv", "text": "Detail-oriented professional with great communication skills." } ]
{ "group_id": "api_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-01004
0.1
0.1
{ "text": "Commercial distributed consistency experience", "skill": "distributed consistency", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01004-e1", "section": "experience", "source_type": "cv", "text": "Six months of junior experience where I helped as the team handled retries and deduplication in distributed jobs." } ]
{ "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-007782
0.1
0.1
{ "text": "Expert-level caching strategy", "skill": "caching strategy", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-007782-e1", "section": "experience", "source_type": "cv", "text": "Did a caching strategy tutorial and a hello-world app on GitHub." } ]
{ "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-016522
0.1
0.1
{ "text": "Hands-on web performance", "skill": "web performance", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016522-e1", "section": "experience", "source_type": "cv", "text": "backend engineer, 3 years: optimized bundle size with code splitting." }, { "evidence_id": "sj-v004-syn-016522-e2", "section": "summary", "source_type": "cv", "text": "agile/scrum tea...
{ "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-030852
0.1
0.1
{ "text": "Expert-level REST API design", "skill": "REST API design", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-030852-e1", "section": "experience", "source_type": "cv", "text": "Independently built REST endpoints with validation and pagination; 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-v005-bl5-01246
0.1
0.1
{ "text": "Strong state management skills", "skill": "state management", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v005-bl5-01246-e1", "section": "experience", "source_type": "cv", "text": "Organization-level owner of state management strategy: designed client state architecture with Redux Toolkit and React Query, consulted by every team." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "hard", "case_type": "boundary_l5", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-022827
0.1
0.1
{ "text": "performance tuning (must have)", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-022827-e1", "section": "summary", "source_type": "cv", "text": "performance tuning 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-011780
0.1
0.1
{ "text": "Expert-level authorization (RBAC)", "skill": "authorization (RBAC)", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-011780-e1", "section": "experience", "source_type": "cv", "text": "Delivered features end-to-end where I implemented role checks in APIs." } ]
{ "group_id": "security", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-006557
0.1
0.1
{ "text": "Practical C#/.NET experience", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006557-e1", "section": "experience", "source_type": "cv", "text": "Delivered features end-to-end where I maintained ASP.NET Core APIs." } ]
{ "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-006239
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-006239-e1", "section": "skills_list", "source_type": "cv", "text": "skills: ci/cd, git, jira, agile, linux" } ]
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-03724
0.1
0.1
{ "text": "AWS experience", "skill": "AWS", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03724-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I have been working for more than 2,5 years as a DevOps in product companies, with local and cloud stacks, and today I decided that I want to become a cloud architect, and for this, I need more experienc...
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "aabca970-cf2a-50e7-b315-75ce8cf2513d", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0....
sj-v004-real-06098
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-06098-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Bachelor in Physics, Unfinished Master in IT. Worked as a .net full stack developer for 6 years. Moved into management position the last 3 years." } ]
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "1ec822c5-1d22-5c7c-a684-bf61fd8e10cb", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-010434
0.1
0.1
{ "text": "authorization (RBAC) experience", "skill": "authorization (RBAC)", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010434-e1", "section": "summary", "source_type": "cv", "text": "strong problem solver, passionate about technology." } ]
{ "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-v008-cv-01515
0.1
0.1
{ "text": "Experience with scalable system design", "skill": "scalable system design", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01515-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Cut build time by 40% by tuning the scalable system design configuration." } ]
{ "group_id": "system_design", "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-real-00222
0.1
0.1
{ "text": "Java experience", "skill": "Java", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00222-e1", "section": "cv_excerpt", "source_type": "cv", "text": "10+ years of java in production usage." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "cd371981-9a95-52de-a1e7-e10d7363b684", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0....
sj-v004-syn-001822
0.1
0.1
{ "text": "Proven technical design docs in production", "skill": "technical design docs", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001822-e1", "section": "experience", "source_type": "cv", "text": "Core contributor to the technical design docs ecosystem; authored RFCs that set architecture direction for the org." } ]
{ "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-012897
0.1
0.1
{ "text": "Production performance tuning skills", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012897-e1", "section": "experience", "source_type": "cv", "text": "Principal engineer: profiled and tuned JVM services increasing throughput 3x on the same hardware; recognized as performance tuning authority and gave conference talks on it." } ]
{ "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-013569
0.1
0.1
{ "text": "Experience with Redis", "skill": "Redis", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013569-e1", "section": "experience", "source_type": "cv", "text": "Delivered features end-to-end where I added Redis caching with TTL invalidation." } ]
{ "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-016070
0.1
0.1
{ "text": "Commercial experience with accessibility", "skill": "accessibility", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016070-e1", "section": "experience", "source_type": "cv", "text": "Backend engineer, 3 years: fixed accessibility issues reported by QA." }, { "evidence_id": "sj-v004-syn-016070-e2", "section": "summary", "source_type": "cv", "text": "Agile/Scrum tea...
{ "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-014754
0.1
0.1
{ "text": "Experience with Terraform", "skill": "Terraform", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014754-e1", "section": "experience", "source_type": "cv", "text": "Did a Terraform tutorial and a hello-world app on GitHub." }, { "evidence_id": "sj-v004-syn-014754-e2", "section": "summary", "source_type": "cv", "text": "Fluent English." } ]
{ "group_id": "cloud_devops", "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-014238
0.1
0.1
{ "text": "Strong technical design docs skills", "skill": "technical design docs", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014238-e1", "section": "skills_list", "source_type": "cv", "text": "Technologies: Docker, technical design docs, Scrum, SQL" }, { "evidence_id": "sj-v004-syn-014238-e2", "section": "summary", "source_type": "cv", "text": "Looking for a product compan...
{ "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-v005-bl3-00346
0.1
0.1
{ "text": "Hands-on database migrations", "skill": "database migrations", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl3-00346-e1", "section": "experience", "source_type": "cv", "text": "Over 3 years I wrote and ran production migrations; feature owner, no design ownership." } ]
{ "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-v008-cv-01282
0.1
0.1
{ "text": "Experience with technical design docs", "skill": "technical design docs", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01282-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Would like to grow into technical design docs development in the future." } ]
{ "group_id": "leadership", "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-026473
0.1
0.1
{ "text": "Expert-level unit testing", "skill": "unit testing", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-026473-e1", "section": "interview", "source_type": "interview", "text": "Candidate confirmed they have never worked with unit testing." } ]
{ "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-v008-cv-00656
0.1
0.1
{ "text": "Commercial OpenAPI experience", "skill": "OpenAPI", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00656-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Improved OpenAPI performance by 30% for one critical report." } ]
{ "group_id": "api_design", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v005-bl5-01450
0.1
0.1
{ "text": "Solid MongoDB knowledge", "skill": "MongoDB", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v005-bl5-01450-e1", "section": "experience", "source_type": "cv", "text": "Company-wide MongoDB authority: modeled sharded MongoDB collections for 2B documents; defined the MongoDB standards all teams follow and speak at conferences." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "hard", "case_type": "boundary_l5", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-022328
0.1
0.1
{ "text": "Practical cross-team leadership experience", "skill": "cross-team leadership", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-022328-e1", "section": "experience", "source_type": "cv", "text": "Independently coordinated with one partner team on integration; on-call owner for it." }, { "evidence_id": "sj-v004-syn-022328-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-02657
0.1
0.1
{ "text": "Python experience", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02657-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Technologies: Typescipt, Javascript, Python, React, jQuery, Django, HTML, CSS, fabricJS, pdfJS" } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "cc1be68b-db21-5fcd-aa07-9b19e15defd2", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2"...
sj-v004-syn-009419
0.1
0.1
{ "text": "Strong Redis skills", "skill": "Redis", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009419-e1", "section": "experience", "source_type": "cv", "text": "Backend engineer, 3 years: added Redis caching with TTL invalidation." }, { "evidence_id": "sj-v004-syn-009419-e2", "section": "summary", "source_type": "cv", "text": "Fluent English....
{ "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-025779
0.1
0.1
{ "text": "Strong hands-on caching strategy background", "skill": "caching strategy", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025779-e1", "section": "experience", "source_type": "cv", "text": "Senior engineer (2019-2024): 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-009220
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-009220-e1", "section": "experience", "source_type": "cv", "text": "Mid-level developer: reviewed teammates' pull requests; shipped to production regularly." }, { "evidence_id": "sj-v004-syn-009220-e2", "section": "summary", "source_type": "cv", "text...
{ "group_id": "testing_quality", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-013479
0.1
0.1
{ "text": "Experience with microservices", "skill": "microservices", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013479-e1", "section": "experience", "source_type": "cv", "text": "Contributed peripheral tickets to a project where the team architected the monolith-to-microservices split into 25 services with clear boundaries." } ]
{ "group_id": "system_design", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-020183
0.1
0.1
{ "text": "Expert-level hiring", "skill": "hiring", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-020183-e1", "section": "summary", "source_type": "cv", "text": "hiring guru, top expert level." } ]
{ "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" }