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sj-v006-c-01406
0.1
0.1
{ "text": "Commercial Redis experience", "skill": "Redis", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01406-e1", "section": "experience", "source_type": "cv", "text": "Built and operated Redis components in production for 2+ years: added Redis caching with TTL invalidation." } ]
{ "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-v006-c-00573
0.1
0.1
{ "text": "Strong accessibility skills", "skill": "accessibility", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00573-e1", "section": "experience", "source_type": "cv", "text": "Built and operated accessibility components in production for 2+ years: fixed accessibility issues reported by QA." } ]
{ "group_id": "frontend", "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-024762
0.1
0.1
{ "text": "Good understanding of Python", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024762-e1", "section": "summary", "source_type": "cv", "text": "profile: 'deep python expertise', no further details given." }, { "evidence_id": "sj-v004-syn-024762-e2", "section": "summary", "source_type": "cv", "text": "b.sc. in computer science." ...
{ "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-06061
0.1
0.1
{ "text": "Strong unit testing skills", "skill": "unit testing", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06061-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I have about 4 years experience in the web developing industry. I am proficient using Drupal 6, Drupal 7, jQuery, AJAX, MySQL, Apache Solr, HTML5, CSS3, SASS, grid frameworks (Zen grids, Susy), Drush, GI...
{ "group_id": "testing_quality", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "b977231c-10e4-547d-9c7f-b35335b9f293", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-008338
0.1
0.1
{ "text": "Solid distributed consistency knowledge", "skill": "distributed consistency", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008338-e1", "section": "experience", "source_type": "cv", "text": "bootcamp assignment: basic distributed consistency exercise." } ]
{ "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-010060
0.1
0.1
{ "text": "C#/.NET experience", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010060-e1", "section": "interview", "source_type": "interview", "text": "interview notes: candidate stated they never used c#/.net." }, { "evidence_id": "sj-v004-syn-010060-e2", "section": "summary", "source_type": "cv", "text": "looking for a produc...
{ "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-real-05165
0.1
0.1
{ "text": "gRPC experience", "skill": "gRPC", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05165-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I have learnt Flutter by watching Udemy tutorials.I completed Flutter Development course organized by Maximilian on Udemy. I have been in internship organized by Arpachi tech team in Azerbaijan.As a team...
{ "group_id": "api_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "8f2391fe-d62a-5448-850e-74181c1b41b1", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-022325
0.1
0.1
{ "text": "Production Go skills", "skill": "Go", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-022325-e1", "section": "experience", "source_type": "cv", "text": "Junior engineer (10 months): helped the team when it built Go microservices and fixed production bugs, under a senior's guidance." }, { "evidence_id": "sj-v004-syn-022325-e2", "section": "sum...
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-02573
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-02573-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Worked on several projects using Python and Machine Learning techniques like Clustering, Regression, and Natural Language Processing (NLP)." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "ab217789-f45b-5ff4-a5d8-fa67999c1d5b", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v005-bl4-00658
0.1
0.1
{ "text": "Hands-on API versioning", "skill": "API versioning", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl4-00658-e1", "section": "experience", "source_type": "cv", "text": "Drove the design: created deprecation and versioning policy adopted company-wide; also set API versioning guidelines for the team." } ]
{ "group_id": "api_design", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "boundary_l4", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-010733
0.1
0.1
{ "text": "Proven performance tuning in production", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010733-e1", "section": "experience", "source_type": "cv", "text": "Experience: Product designer running user research." } ]
{ "group_id": "reliability_obs", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v005-bl4-00757
0.1
0.1
{ "text": "Hands-on unit testing", "skill": "unit testing", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v005-bl4-00757-e1", "section": "experience", "source_type": "cv", "text": "Key result as tech lead: set testing standards and raised coverage from 30% to 85% across the org." } ]
{ "group_id": "testing_quality", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "boundary_l4", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-04827
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-04827-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Changes in the direct p2p connection for distributed hosts: created a functionality for automatic rebuild transport layer between distributed hosts using an algorithm to choose new master node if the mai...
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "f1c329a1-b8cc-5bd9-bb75-ae181b1770c1", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-06022
0.1
0.1
{ "text": "Strong MongoDB skills", "skill": "MongoDB", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06022-e1", "section": "cv_excerpt", "source_type": "cv", "text": "QATestLab, ”The Fundamentals of Software Testing” Netcracker Learning Center, \"Application Analyst\". TestProvider, SQL Essential" } ]
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "ea6881a1-46f1-5229-a0e6-b986d83b34df", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-002597
0.1
0.1
{ "text": "state management experience", "skill": "state management", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002597-e1", "section": "experience", "source_type": "cv", "text": "Assisted on tasks where the team used Redux in production features; picked tickets prepared by the lead." } ]
{ "group_id": "frontend", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-00233
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-00233-e1", "section": "cv_excerpt", "source_type": "cv", "text": "C, С++11, OOP, STL, WinApi, design patterns, algorithms, probability theory, Mathematics, basic knowledge of C#, Visual Basic, Assembler, HTML, CSS." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "da63697e-b329-5255-96b2-9d936379d21f", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-008868
0.1
0.1
{ "text": "Solid accessibility knowledge", "skill": "accessibility", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008868-e1", "section": "experience", "source_type": "cv", "text": "contributed peripheral tickets to a project where the team led wcag 2.1 aa remediation and audits." }, { "evidence_id": "sj-v004-syn-008868-e2", "section": "summary", "source_type": "cv",...
{ "group_id": "frontend", "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-06311
0.1
0.1
{ "text": "Strong Docker skills", "skill": "Docker", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06311-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Oral and written communication with clients Setting tasks for the team and monitoring their implementation Manual testing of developed sites and writing bug reports" } ]
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "83e4802e-cb08-56ec-8b45-19f2283a887f", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-real-06696
0.1
0.1
{ "text": "Node.js experience", "skill": "Node.js", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06696-e1", "section": "cv_excerpt", "source_type": "cv", "text": "The experience and knowledge that I have gained in the past 5 years has always made me stand out as a good writer. During this span of time, I was responsible to write web content for some particular web...
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "ca07f267-6151-54ac-ad07-84475dbbf2df", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-013780
0.1
0.1
{ "text": "Hands-on AWS", "skill": "AWS", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013780-e1", "section": "summary", "source_type": "cv", "text": "Profile: 'deep AWS expertise', no further details given." }, { "evidence_id": "sj-v004-syn-013780-e2", "section": "summary", "source_type": "cv", "text": "Based in Europe, open to remote...
{ "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-v004-syn-021368
0.1
0.1
{ "text": "Production OAuth2/OIDC skills", "skill": "OAuth2/OIDC", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021368-e1", "section": "interview", "source_type": "interview", "text": "Interview notes: candidate stated they never used OAuth2/OIDC." }, { "evidence_id": "sj-v004-syn-021368-e2", "section": "summary", "source_type": "cv", "text": "Based in Europe,...
{ "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-v008-cv-01053
0.1
0.1
{ "text": "Commercial API versioning experience", "skill": "API versioning", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01053-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Ran a API versioning study group for university students for a semester." } ]
{ "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-v004-syn-001406
0.1
0.1
{ "text": "Proven microservices in production", "skill": "microservices", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001406-e1", "section": "interview", "source_type": "interview", "text": "Candidate confirmed they have never worked with microservices." }, { "evidence_id": "sj-v004-syn-001406-e2", "section": "summary", "source_type": "cv", "text": "Based in Europe,...
{ "group_id": "system_design", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-012868
0.1
0.1
{ "text": "Deep Kotlin expertise", "skill": "Kotlin", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012868-e1", "section": "experience", "source_type": "cv", "text": "Core contributor to the Kotlin ecosystem; designed Kotlin coroutine-based backend for 5M MAU app." }, { "evidence_id": "sj-v004-syn-012868-e2", "section": "summary", "source_type": "cv", ...
{ "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-009662
0.1
0.1
{ "text": "Deep event-driven architecture expertise", "skill": "event-driven architecture", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009662-e1", "section": "summary", "source_type": "cv", "text": "Haven't worked with event-driven architecture; my background is elsewhere." }, { "evidence_id": "sj-v004-syn-009662-e2", "section": "summary", "source_type": "cv", "text": "Also worked w...
{ "group_id": "system_design", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-020472
0.1
0.1
{ "text": "Working knowledge of Terraform", "skill": "Terraform", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-020472-e1", "section": "summary", "source_type": "cv", "text": "Self-rated 10/10 in Terraform." } ]
{ "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-v004-syn-022592
0.1
0.1
{ "text": "Expert-level incident response", "skill": "incident response", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-022592-e1", "section": "experience", "source_type": "cv", "text": "In my last role I led incident command for SEV1 outages and created the postmortem process." } ]
{ "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-024490
0.1
0.1
{ "text": "Solid OpenAPI knowledge", "skill": "OpenAPI", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024490-e1", "section": "summary", "source_type": "cv", "text": "Profile: 'deep OpenAPI expertise', no further details given." }, { "evidence_id": "sj-v004-syn-024490-e2", "section": "summary", "source_type": "cv", "text": "Fluent English." } ]
{ "group_id": "api_design", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "claim_no_detail", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-01108
0.1
0.1
{ "text": "Hands-on Elasticsearch", "skill": "Elasticsearch", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01108-e1", "section": "experience", "source_type": "cv", "text": "My team designed Elasticsearch index strategy for 500M docs with relevance tuning; I only wrote some tests around it." } ]
{ "group_id": "data_storage", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-02881
0.1
0.1
{ "text": "React experience", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02881-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Tech stack: JavaScript , Typescript, Nextjs, React (Hooks), Redux, Redux-thunk, Material UI, Styled-Components, Graphql" } ]
{ "group_id": "frontend", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "c65a3d75-6c40-5396-85a4-49630f2cdb99", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2"...
sj-v004-syn-017898
0.1
0.1
{ "text": "Production scalable system design skills", "skill": "scalable system design", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-017898-e1", "section": "skills_list", "source_type": "cv", "text": "skills: scalable system design, git, jira, agile, linux" } ]
{ "group_id": "system_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-00106
0.1
0.1
{ "text": "Strong PostgreSQL skills", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00106-e1", "section": "experience", "source_type": "cv", "text": "Tried PostgreSQL in a weekend pet project to learn the basics." } ]
{ "group_id": "data_storage", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-014329
0.1
0.1
{ "text": "Working knowledge of accessibility", "skill": "accessibility", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014329-e1", "section": "experience", "source_type": "cv", "text": "delivered features end-to-end where i fixed accessibility issues reported by qa." }, { "evidence_id": "sj-v004-syn-014329-e2", "section": "summary", "source_type": "cv", "text": "also...
{ "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-06625
0.1
0.1
{ "text": "GraphQL experience", "skill": "GraphQL", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06625-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Indeed Inc Data scientist Collaborated with product and commercial teams to define metrics and KPIs, and analyze business performance to identify opportunities to improve growth and efficiency. Built d...
{ "group_id": "api_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "dc94ad4c-46ff-5cff-a29e-b7d441b1e138", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-002392
0.1
0.1
{ "text": "Proven OAuth2/OIDC in production", "skill": "OAuth2/OIDC", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002392-e1", "section": "experience", "source_type": "cv", "text": "Lead engineer 2018-2023: designed SSO with OIDC and token exchange across 10 products." } ]
{ "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-017584
0.1
0.1
{ "text": "Production incident response skills", "skill": "incident response", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-017584-e1", "section": "experience", "source_type": "cv", "text": "As distinguished engineer I led incident command for SEV1 outages and created the postmortem process; I am the go-to incident response authority company-wide and publish on incident response." } ]
{ "group_id": "reliability_obs", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-027848
0.1
0.1
{ "text": "Strong Python skills", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027848-e1", "section": "experience", "source_type": "cv", "text": "Our team architected an async Python (FastAPI) platform serving 30 internal teams. My contribution: tests and documentation." }, { "evidence_id": "sj-v004-syn-027848-e2", "section": "summary"...
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-01708
0.1
0.1
{ "text": "Hands-on SLO/SLI", "skill": "SLO/SLI", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01708-e1", "section": "experience", "source_type": "cv", "text": "Six months of junior experience where I helped as the team defined SLIs for team services." } ]
{ "group_id": "reliability_obs", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-014260
0.1
0.1
{ "text": "Commercial experience with technical design docs", "skill": "technical design docs", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014260-e1", "section": "experience", "source_type": "cv", "text": "For 2.5 years I wrote design docs for team features 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-009826
0.1
0.1
{ "text": "accessibility (must have)", "skill": "accessibility", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009826-e1", "section": "experience", "source_type": "cv", "text": "Contributed peripheral tickets to a project where the team led WCAG 2.1 AA remediation and audits." } ]
{ "group_id": "frontend", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-00684
0.1
0.1
{ "text": "Proven Redis in production", "skill": "Redis", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00684-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Covered Redis 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-syn-008396
0.1
0.1
{ "text": "Practical Rust experience", "skill": "Rust", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008396-e1", "section": "experience", "source_type": "cv", "text": "Our squad implemented a Rust log shipper replacing Logstash, 10x lower CPU; I mainly fixed bugs and wrote docs." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-02420
0.1
0.1
{ "text": "C#/.NET experience", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02420-e1", "section": "cv_excerpt", "source_type": "cv", "text": "C# .NET Automation QA with almost 5 years of commercial experience WEB UI/API(REST/WebSockets)/Mobile/Desktop/Performance testing" } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "f4ee80ee-a83b-509b-9ffe-2f60a86de0d9", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0....
sj-v004-real-04666
0.1
0.1
{ "text": "Proven Java in production", "skill": "Java", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04666-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Technologies: Kotlin, Java, Realm, Room Database, MVVM, MVP, GIT, Gitflow, Scrum" } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "85bb45f4-ac86-53fd-a03b-744c7fcb6bc0", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0....
sj-v004-syn-025738
0.1
0.1
{ "text": "Production Java skills", "skill": "Java", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025738-e1", "section": "summary", "source_type": "cv", "text": "Advanced Java skills; strong Java background." } ]
{ "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-syn-030470
0.1
0.1
{ "text": "Good understanding of SLO/SLI", "skill": "SLO/SLI", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-030470-e1", "section": "interview", "source_type": "interview", "text": "Interviewer: zero SLO/SLI exposure confirmed by candidate." } ]
{ "group_id": "reliability_obs", "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-020108
0.1
0.1
{ "text": "Expert-level C#/.NET", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-020108-e1", "section": "experience", "source_type": "cv", "text": "Senior engineer (2019-2024): architected .NET 8 order platform across 12 services." }, { "evidence_id": "sj-v004-syn-020108-e2", "section": "summary", "source_type": "cv", "text": "Ba...
{ "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-023548
0.1
0.1
{ "text": "Strong encryption skills", "skill": "encryption", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-023548-e1", "section": "experience", "source_type": "cv", "text": "Contributed peripheral tickets to a project where the team designed envelope encryption with KMS for PII at rest." }, { "evidence_id": "sj-v004-syn-023548-e2", "section": "summary", "sour...
{ "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-013004
0.1
0.1
{ "text": "Commercial experience with GCP", "skill": "GCP", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013004-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-real-02349
0.1
0.1
{ "text": "Strong CI/CD skills", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02349-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I have worked on configuring NGINX reverse proxy and developing CI/CD pipelines using TeamCity and GitHub Actions." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "d5f3c22e-0533-5a46-b9b2-07df155e2e92", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-05677
0.1
0.1
{ "text": "Strong Elasticsearch skills", "skill": "Elasticsearch", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05677-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Most of biggest Ukrainian banks use our Cash Management solution I have been creating as BA and Project Manager since 2012. One year ago we have started to conquer East European and African market and th...
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "32e70097-b8a5-5cae-a664-7f6ecc6a2535", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-018053
0.1
0.1
{ "text": "Working knowledge of microservices", "skill": "microservices", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-018053-e1", "section": "experience", "source_type": "cv", "text": "software engineer (2021-2024): built and operated two microservices." }, { "evidence_id": "sj-v004-syn-018053-e2", "section": "summary", "source_type": "cv", "text": "based in europe,...
{ "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-real-02436
0.1
0.1
{ "text": "Proven GCP in production", "skill": "GCP", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02436-e1", "section": "cv_excerpt", "source_type": "cv", "text": "For the last couple of months created a couple of chatbots and knowledge base engines with Gen AI (Open AI API, GPT-3.5, GPT-4, GCP PaLM)" } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "a2c3dad3-939a-5fe3-b7c1-4606f34c5387", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v006-c-01601
0.1
0.1
{ "text": "Strong performance tuning skills", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01601-e1", "section": "experience", "source_type": "cv", "text": "Tried performance tuning in a weekend pet project to learn the basics." } ]
{ "group_id": "reliability_obs", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-009901
0.1
0.1
{ "text": "Strong hands-on ownership background", "skill": "ownership", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009901-e1", "section": "summary", "source_type": "cv", "text": "ownership guru, top expert level." }, { "evidence_id": "sj-v004-syn-009901-e2", "section": "summary", "source_type": "cv", "text": "Fluent English." } ]
{ "group_id": "leadership", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "claim_no_detail", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-02968
0.1
0.1
{ "text": "Python experience", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02968-e1", "section": "cv_excerpt", "source_type": "cv", "text": "\"Learn Python Programming Masterclass\" course at Udemy" } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "d874f2c4-bafc-5ca1-a96d-fd2711730434", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-028470
0.1
0.1
{ "text": "Working knowledge of accessibility", "skill": "accessibility", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-028470-e1", "section": "skills_list", "source_type": "cv", "text": "Tools: Git, accessibility, Docker, Postman, Jira" }, { "evidence_id": "sj-v004-syn-028470-e2", "section": "summary", "source_type": "cv", "text": "Agile/Scrum teams of 5-8 people." ...
{ "group_id": "frontend", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-024136
0.1
0.1
{ "text": "Production secrets management skills", "skill": "secrets management", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024136-e1", "section": "experience", "source_type": "cv", "text": "tech lead who migrated all secrets to vault with dynamic credentials, and mentored the team on secrets management practices." }, { "evidence_id": "sj-v004-syn-024136-e2", "section": "summary"...
{ "group_id": "security", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-014851
0.1
0.1
{ "text": "Commercial experience with OAuth2/OIDC", "skill": "OAuth2/OIDC", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014851-e1", "section": "experience", "source_type": "cv", "text": "Mid-level developer: implemented OAuth2 login and token refresh; shipped to production regularly." }, { "evidence_id": "sj-v004-syn-014851-e2", "section": "summary", "source_type": "cv", ...
{ "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-005973
0.1
0.1
{ "text": "Practical incident response experience", "skill": "incident response", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005973-e1", "section": "experience", "source_type": "cv", "text": "Day to day I took part in on-call and wrote postmortems on my own." } ]
{ "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-027558
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-027558-e1", "section": "experience", "source_type": "cv", "text": "Summary: Frontend developer focused on CSS animations and design systems. Hobbies: football." } ]
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v005-bl3-00317
0.1
0.1
{ "text": "Solid Rust knowledge", "skill": "Rust", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl3-00317-e1", "section": "experience", "source_type": "cv", "text": "Worked independently: wrote Rust CLI tools used by the team, owning it in production." } ]
{ "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-00966
0.1
0.1
{ "text": "Strong static analysis skills", "skill": "static analysis", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00966-e1", "section": "experience", "source_type": "cv", "text": "Used static analysis on a small internal tool with help from a senior colleague." } ]
{ "group_id": "testing_quality", "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-015600
0.1
0.1
{ "text": "Expert-level unit testing", "skill": "unit testing", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015600-e1", "section": "experience", "source_type": "cv", "text": "Did a unit testing tutorial and a hello-world app on GitHub." } ]
{ "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-real-06557
0.1
0.1
{ "text": "Proven PostgreSQL in production", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06557-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I have worked as an Android Developer for almost 2 years. During this time, I have worked on various projects, including educational, lifestyle, and utility apps. Most of them were developed using the ne...
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "21c489bb-c4c0-5b4c-9eb3-dfdb30c3f929", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v008-cv-01145
0.1
0.1
{ "text": "Experience with authorization (RBAC)", "skill": "authorization (RBAC)", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01145-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Picked up authorization (RBAC) while working on a client project." } ]
{ "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-024525
0.1
0.1
{ "text": "Practical MongoDB experience", "skill": "MongoDB", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024525-e1", "section": "experience", "source_type": "cv", "text": "Our squad modeled sharded MongoDB collections for 2B documents; I mainly fixed bugs and wrote docs." } ]
{ "group_id": "data_storage", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-025667
0.1
0.1
{ "text": "Production monitoring skills", "skill": "monitoring", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025667-e1", "section": "experience", "source_type": "cv", "text": "Software engineer (2021-2024): created dashboards and alerts for services." } ]
{ "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-016972
0.1
0.1
{ "text": "Experience with MongoDB", "skill": "MongoDB", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016972-e1", "section": "skills_list", "source_type": "cv", "text": "Keywords: Agile, MongoDB, Linux, REST" } ]
{ "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-026301
0.1
0.1
{ "text": "Proven PostgreSQL in production", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-026301-e1", "section": "interview", "source_type": "interview", "text": "screening: asked about postgresql, candidate has not worked with it." } ]
{ "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-syn-026225
0.1
0.1
{ "text": "Hands-on Elasticsearch", "skill": "Elasticsearch", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-026225-e1", "section": "experience", "source_type": "cv", "text": "Senior backend developer; key achievement: designed Elasticsearch index strategy for 500M docs with relevance tuning." } ]
{ "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-04330
0.1
0.1
{ "text": "Strong React skills", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04330-e1", "section": "cv_excerpt", "source_type": "cv", "text": "IT related educational practice - Udemy courses: Web developer bootcamp, Complete React Developer (in progress), Vue TDD, Vue (w Router, Vuex, Composition API), Advanced CSS and SASS" } ]
{ "group_id": "frontend", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "f478a5b0-db15-591e-9f20-0caf059617c4", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-000466
0.1
0.1
{ "text": "CI/CD experience", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000466-e1", "section": "experience", "source_type": "cv", "text": "Resume claims they designed CI/CD with canary and automated rollback for 60 repos." }, { "evidence_id": "sj-v004-syn-000466-e2", "section": "interview", "source_type": "interview", "t...
{ "group_id": "cloud_devops", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-004765
0.1
0.1
{ "text": "Commercial experience with distributed consistency", "skill": "distributed consistency", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004765-e1", "section": "experience", "source_type": "cv", "text": "Backend engineer, 3 years: 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-024719
0.1
0.1
{ "text": "Experience with distributed tracing", "skill": "distributed tracing", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024719-e1", "section": "experience", "source_type": "cv", "text": "Backend engineer, 3 years: instrumented services with OpenTelemetry." } ]
{ "group_id": "reliability_obs", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-01943
0.1
0.1
{ "text": "Experience with REST API design", "skill": "REST API design", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01943-e1", "section": "experience", "source_type": "cv", "text": "Built a small REST API design demo app following an online tutorial." } ]
{ "group_id": "api_design", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-01979
0.1
0.1
{ "text": "Commercial GraphQL experience", "skill": "GraphQL", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01979-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Implemented multiple systems with tools like GraphQL, 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-005436
0.1
0.1
{ "text": "Hands-on event-driven architecture", "skill": "event-driven architecture", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005436-e1", "section": "experience", "source_type": "cv", "text": "Backend engineer, 3 years: implemented event handlers in an event-driven system." } ]
{ "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-003547
0.1
0.1
{ "text": "Commercial experience with CI/CD", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003547-e1", "section": "experience", "source_type": "cv", "text": "Tech lead who designed CI/CD with canary and automated rollback for 60 repos, and mentored the team on CI/CD practices." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-00871
0.1
0.1
{ "text": "Strong incident response skills", "skill": "incident response", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00871-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Would like to grow into incident response development in the future." } ]
{ "group_id": "reliability_obs", "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-000586
0.1
0.1
{ "text": "Good understanding of web performance", "skill": "web performance", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000586-e1", "section": "experience", "source_type": "cv", "text": "Was part of a team that improved Core Web Vitals (LCP 4.1s to 1.6s) across the storefront; I worked on smaller tickets around it." }, { "evidence_id": "sj-v004-syn-000586-e2", "section": "sum...
{ "group_id": "frontend", "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-01429
0.1
0.1
{ "text": "Proven MongoDB in production", "skill": "MongoDB", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-01429-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Wrote front-end using template engine Handlebars, SCSS, JS, and back-end using Express.js, MongoDB, and Cloudinary." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "ef951c56-1317-5c3a-9f20-c70bcb220191", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-00487
0.1
0.1
{ "text": "Strong Python skills", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00487-e1", "section": "cv_excerpt", "source_type": "cv", "text": "and became familiar with technologies such as Python, SQL, and R, implementing them in scientific research projects." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "d3ac23cd-4c63-5cbe-ba65-ef9cc44ce7de", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-004078
0.1
0.1
{ "text": "Strong Docker skills", "skill": "Docker", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004078-e1", "section": "experience", "source_type": "cv", "text": "For 2.5 years I containerized services with Docker as the main developer of the service." }, { "evidence_id": "sj-v004-syn-004078-e2", "section": "summary", "source_type": "cv", "text...
{ "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-real-05019
0.1
0.1
{ "text": "AWS experience", "skill": "AWS", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05019-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Designed and 11+ Mobile Apps with running condition on Google Playstore Developing from scratch including architecture, pre-evaluating features, fixing bugs, estimating tasks. Kotlin, MVVM + Clean, Corou...
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "8778703b-e166-560d-8fb5-ab6e9bf42cc0", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-026649
0.1
0.1
{ "text": "Proven gRPC in production", "skill": "gRPC", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-026649-e1", "section": "experience", "source_type": "cv", "text": "Claimed: defined protobuf contracts and gRPC streaming APIs between 20 services." }, { "evidence_id": "sj-v004-syn-026649-e2", "section": "interview", "source_type": "interview", "tex...
{ "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-v005-bl3-00480
0.1
0.1
{ "text": "Production microservices skills", "skill": "microservices", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl3-00480-e1", "section": "experience", "source_type": "cv", "text": "Mid-level engineer for 2 years: built and operated two microservices; handled the on-call for it." } ]
{ "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-syn-003660
0.1
0.1
{ "text": "Strong Redis skills", "skill": "Redis", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003660-e1", "section": "summary", "source_type": "cv", "text": "Expert in Redis with 10 years of experience." } ]
{ "group_id": "data_storage", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "claim_no_detail", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-023264
0.1
0.1
{ "text": "Deep OpenAPI expertise", "skill": "OpenAPI", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-023264-e1", "section": "skills_list", "source_type": "cv", "text": "Technologies: Docker, OpenAPI, Scrum, SQL" }, { "evidence_id": "sj-v004-syn-023264-e2", "section": "summary", "source_type": "cv", "text": "Looking for a product company." } ]
{ "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" }
sj-v004-syn-023189
0.1
0.1
{ "text": "Practical distributed consistency experience", "skill": "distributed consistency", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-023189-e1", "section": "interview", "source_type": "interview", "text": "Interview notes: candidate stated they never used distributed consistency." } ]
{ "group_id": "system_design", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v003-rtr-0007
0.1
0.1
{ "text": "Strong Terraform skills", "skill": "Terraform", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v003-rtr-0007-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Implemented SDLC and CI/CD routines using Ansible, Terraform, and Jenkins;" } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "1d5228f9-d77a-5b0c-af9b-80c0cd1848f3", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-008035
0.1
0.1
{ "text": "Working knowledge of secrets management", "skill": "secrets management", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008035-e1", "section": "interview", "source_type": "interview", "text": "Interviewer: zero secrets management exposure confirmed by candidate." } ]
{ "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-syn-022542
0.1
0.1
{ "text": "Proven CI/CD in production", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-022542-e1", "section": "summary", "source_type": "cv", "text": "Advanced CI/CD skills; strong CI/CD background." }, { "evidence_id": "sj-v004-syn-022542-e2", "section": "summary", "source_type": "cv", "text": "Looking for a product company." } ]
{ "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-v004-syn-017837
0.1
0.1
{ "text": "Experience with OWASP secure coding", "skill": "OWASP secure coding", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-017837-e1", "section": "summary", "source_type": "cv", "text": "owasp secure coding: 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-021892
0.1
0.1
{ "text": "Proven microservices in production", "skill": "microservices", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021892-e1", "section": "skills_list", "source_type": "cv", "text": "Skills: microservices, Git, Jira, Agile, Linux" }, { "evidence_id": "sj-v004-syn-021892-e2", "section": "summary", "source_type": "cv", "text": "Agile/Scrum teams of 5-8 people." }...
{ "group_id": "system_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-04999
0.1
0.1
{ "text": "Strong REST API design skills", "skill": "REST API design", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04999-e1", "section": "cv_excerpt", "source_type": "cv", "text": "On a team lead position, my team and I decreased the time for creating a new application from 12 months to 4 months. Set up all agile activities for the team. I know how to build a team culture, I did no...
{ "group_id": "api_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "037aa6ed-fd14-5aa4-b9d1-55a4b1fa7617", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-024607
0.1
0.1
{ "text": "Practical OpenAPI experience", "skill": "OpenAPI", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024607-e1", "section": "experience", "source_type": "cv", "text": "Trainee developer; shadowed seniors who wrote OpenAPI specs for team services." } ]
{ "group_id": "api_design", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-010115
0.1
0.1
{ "text": "cross-team leadership experience", "skill": "cross-team leadership", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010115-e1", "section": "experience", "source_type": "cv", "text": "Team member on the payments squad (2021-2024)." } ]
{ "group_id": "leadership", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-017582
0.1
0.1
{ "text": "Good understanding of event-driven architecture", "skill": "event-driven architecture", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-017582-e1", "section": "skills_list", "source_type": "cv", "text": "Tools: Git, event-driven architecture, 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-000053
0.1
0.1
{ "text": "C#/.NET experience", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000053-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" }