id
stringlengths
12
18
schema_version
stringclasses
1 value
taxonomy_version
stringclasses
1 value
requirement
unknown
evidence
listlengths
0
3
labels
dict
meta
unknown
sj-v008-cv-01687
0.1
0.1
{ "text": "Proven cross-team leadership in production", "skill": "cross-team leadership", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01687-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Built various applications with cross-team leadership, Java, Go and SQL." } ]
{ "group_id": "leadership", "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-01436
0.1
0.1
{ "text": "Strong Kubernetes skills", "skill": "Kubernetes", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-01436-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Implemented a cluster on Kubernetes." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "9f937756-6b39-56d8-ac68-e801c683642f", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-028201
0.1
0.1
{ "text": "Practical Kafka experience", "skill": "Kafka", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-028201-e1", "section": "summary", "source_type": "cv", "text": "no hands-on kafka experience yet; planning to learn it." }, { "evidence_id": "sj-v004-syn-028201-e2", "section": "summary", "source_type": "cv", "text": "looking for a product company." ...
{ "group_id": "system_design", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-023936
0.1
0.1
{ "text": "Practical Kubernetes experience", "skill": "Kubernetes", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-023936-e1", "section": "experience", "source_type": "cv", "text": "fellow-level engineer: designed multi-cluster kubernetes platform with autoscaling and gitops for 40 services. wrote the internal kubernetes handbook and teach kubernetes externally." }, { "evide...
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-008107
0.1
0.1
{ "text": "TypeScript (frontend) (must have)", "skill": "TypeScript (frontend)", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008107-e1", "section": "experience", "source_type": "cv", "text": "Tech lead who led migration of 300k-line JS frontend to strict TypeScript, and mentored the team on TypeScript (frontend) practices." }, { "evidence_id": "sj-v004-syn-008107-e2", "section": "...
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-005633
0.1
0.1
{ "text": "Production gRPC skills", "skill": "gRPC", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005633-e1", "section": "experience", "source_type": "cv", "text": "Experience: Data analyst building Tableau dashboards and SQL reports." } ]
{ "group_id": "api_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-00288
0.1
0.1
{ "text": "Strong OAuth2/OIDC skills", "skill": "OAuth2/OIDC", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00288-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Open to learning OAuth2/OIDC if the project needs it." } ]
{ "group_id": "security", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v008-cv-02084
0.1
0.1
{ "text": "Proven MySQL in production", "skill": "MySQL", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-02084-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Cut build time by 40% by tuning the MySQL configuration." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-008301
0.1
0.1
{ "text": "Hands-on Rust", "skill": "Rust", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008301-e1", "section": "experience", "source_type": "cv", "text": "Assisted on tasks where the team wrote Rust CLI tools used by the team; picked tickets prepared by the lead." } ]
{ "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-02185
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-02185-e1", "section": "cv_excerpt", "source_type": "cv", "text": "␣ Python, C – implemented a pyarrow file-system interface for the SAP cloud-storage connection library, which allowed using PyArrow with Parquet datasets on cloud storage like S3, GCS, HDFS;" } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "691417e5-9e39-5ec5-89a9-47502c9ec901", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-029575
0.1
0.1
{ "text": "Go experience", "skill": "Go", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-029575-e1", "section": "experience", "source_type": "cv", "text": "Fellow-level engineer: rewrote the Go ingestion service to handle 15k req/s with bounded worker pools. Wrote the internal Go handbook and teach Go externally." }, { "evidence_id": "sj-v004-syn-02...
{ "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-real-06868
0.1
0.1
{ "text": "Proven microservices in production", "skill": "microservices", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06868-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Won a study grant and entered Warsaw University of Technology ( WUT ) for a period of one year and six months, faculty of Computer Science,(studied in english). Worked on giant website listed in Fortune ...
{ "group_id": "system_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "b5168dd0-c795-5ec8-b64a-399d14b84d17", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v005-bl3-00105
0.1
0.1
{ "text": "Strong OAuth2/OIDC skills", "skill": "OAuth2/OIDC", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v005-bl3-00105-e1", "section": "experience", "source_type": "cv", "text": "Over 3 years I implemented OAuth2 login and token refresh; feature owner, no design ownership." } ]
{ "group_id": "security", "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-04860
0.1
0.1
{ "text": "mentoring experience", "skill": "mentoring", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04860-e1", "section": "cv_excerpt", "source_type": "cv", "text": "In the course of the business analysis mentoring program I acquired and practiced a set of soft skills, which will help me bring more value to the company and the team, namely:" } ]
{ "group_id": "leadership", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "cdde1c5d-5396-5ece-8a27-bc1e265db1f6", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0.2" }
sj-v004-syn-001860
0.1
0.1
{ "text": "Production cross-team leadership skills", "skill": "cross-team leadership", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001860-e1", "section": "experience", "source_type": "cv", "text": "As distinguished engineer I led a 4-team initiative aligning API contracts and roadmaps; I am the go-to cross-team leadership authority company-wide and publish on cross-team leadership." } ]
{ "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-real-04679
0.1
0.1
{ "text": "Strong Go skills", "skill": "Go", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04679-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I have several pet projects and a diploma from the Go It school." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "848adb00-fc7f-5293-ad1f-3e684310fa5a", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0.2" }
sj-v004-syn-016695
0.1
0.1
{ "text": "Solid Kotlin knowledge", "skill": "Kotlin", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016695-e1", "section": "summary", "source_type": "cv", "text": "Haven't worked with Kotlin; my background is elsewhere." } ]
{ "group_id": "lang_core", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-01669
0.1
0.1
{ "text": "Strong React skills", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-01669-e1", "section": "cv_excerpt", "source_type": "cv", "text": "As a frontend developer with experience in React, I was responsible for designing and implementing the user interface of web applications." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "e5494522-4e09-55ad-a220-ec5a9d4f63bf", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-014515
0.1
0.1
{ "text": "Expert-level scalable system design", "skill": "scalable system design", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014515-e1", "section": "experience", "source_type": "cv", "text": "Resume claims they designed a multi-region system for 20M users with explicit consistency trade-offs." }, { "evidence_id": "sj-v004-syn-014515-e2", "section": "interview", "source_type": ...
{ "group_id": "system_design", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-014876
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-014876-e1", "section": "experience", "source_type": "cv", "text": "Trainee developer; shadowed seniors who wrote integration tests against real databases." } ]
{ "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-009836
0.1
0.1
{ "text": "Strong hands-on MySQL background", "skill": "MySQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009836-e1", "section": "experience", "source_type": "cv", "text": "Our squad set up MySQL semi-sync replication and online schema changes at 20k QPS; I mainly fixed bugs and wrote docs." } ]
{ "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-v005-bl3-00395
0.1
0.1
{ "text": "Experience with AWS", "skill": "AWS", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl3-00395-e1", "section": "experience", "source_type": "cv", "text": "Over 3 years I deployed services on AWS ECS and RDS; feature owner, no design ownership." } ]
{ "group_id": "cloud_devops", "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-01658
0.1
0.1
{ "text": "Commercial MongoDB experience", "skill": "MongoDB", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01658-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Worked on a mobile game project in MongoDB." } ]
{ "group_id": "data_storage", "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-030142
0.1
0.1
{ "text": "Working knowledge of Redis", "skill": "Redis", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-030142-e1", "section": "education", "source_type": "cv", "text": "University course project using Redis for a simple CRUD demo." } ]
{ "group_id": "data_storage", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "easy", "case_type": "toy_project", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-01579
0.1
0.1
{ "text": "Commercial Node.js experience", "skill": "Node.js", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01579-e1", "section": "experience", "source_type": "cv", "text": "Six months of junior experience where I helped as the team developed Express APIs and handled on-call issues." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-01799
0.1
0.1
{ "text": "Experience with MySQL", "skill": "MySQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01799-e1", "section": "experience", "source_type": "cv", "text": "I personally set up MySQL semi-sync replication and online schema changes at 20k QPS." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-03286
0.1
0.1
{ "text": "Strong mentoring skills", "skill": "mentoring", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03286-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Mentor (Frontend beginner course)" } ]
{ "group_id": "leadership", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "66412ee7-5788-5f56-9b4a-6de2a293d86c", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-023450
0.1
0.1
{ "text": "Hands-on Kotlin", "skill": "Kotlin", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-023450-e1", "section": "experience", "source_type": "cv", "text": "Claimed: designed Kotlin coroutine-based backend for 5M MAU app." }, { "evidence_id": "sj-v004-syn-023450-e2", "section": "interview", "source_type": "interview", "text": "Interviewer...
{ "group_id": "lang_core", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-007161
0.1
0.1
{ "text": "Commercial experience with TDD", "skill": "TDD", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-007161-e1", "section": "experience", "source_type": "cv", "text": "claimed: coached teams on tdd and ran katas; team defect rate dropped 50%." }, { "evidence_id": "sj-v004-syn-007161-e2", "section": "interview", "source_type": "interview", "text": "i...
{ "group_id": "testing_quality", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-014648
0.1
0.1
{ "text": "Good understanding of OAuth2/OIDC", "skill": "OAuth2/OIDC", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014648-e1", "section": "summary", "source_type": "cv", "text": "I have not used OAuth2/OIDC 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-real-04465
0.1
0.1
{ "text": "Strong Python skills", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04465-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Data Scientist with 1 year of experience with a strong foundation in data analysis, statistical modeling, and machine learning techniques, using Python and SQL." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "e45bf970-485a-532c-b6a9-74b2e3d02d2f", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-024582
0.1
0.1
{ "text": "Proven caching strategy in production", "skill": "caching strategy", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024582-e1", "section": "experience", "source_type": "cv", "text": "Trainee developer; shadowed seniors who implemented cache-aside for hot endpoints." }, { "evidence_id": "sj-v004-syn-024582-e2", "section": "summary", "source_type": "cv", "text": "Ag...
{ "group_id": "system_design", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-011719
0.1
0.1
{ "text": "Experience with Node.js", "skill": "Node.js", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-011719-e1", "section": "experience", "source_type": "cv", "text": "Under supervision I worked on small parts while the team developed Express APIs and handled on-call issues." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-001219
0.1
0.1
{ "text": "Experience with encryption", "skill": "encryption", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001219-e1", "section": "experience", "source_type": "cv", "text": "Claimed: designed envelope encryption with KMS for PII at rest." }, { "evidence_id": "sj-v004-syn-001219-e2", "section": "interview", "source_type": "interview", "text": "Interviewer:...
{ "group_id": "security", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-004370
0.1
0.1
{ "text": "Experience with secrets management", "skill": "secrets management", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004370-e1", "section": "experience", "source_type": "cv", "text": "Delivered features end-to-end where I used AWS Secrets Manager in services." } ]
{ "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-v006-c-00554
0.1
0.1
{ "text": "Hands-on performance tuning", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00554-e1", "section": "experience", "source_type": "cv", "text": "Built and operated performance tuning components in production for 2+ years: fixed N+1 queries and memory leaks." } ]
{ "group_id": "reliability_obs", "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-002215
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-002215-e1", "section": "experience", "source_type": "cv", "text": "Experience: Technical writer producing API documentation." } ]
{ "group_id": "testing_quality", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-006473
0.1
0.1
{ "text": "Practical microservices experience", "skill": "microservices", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006473-e1", "section": "experience", "source_type": "cv", "text": "Backend engineer, 3 years: built and operated two microservices." } ]
{ "group_id": "system_design", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-009519
0.1
0.1
{ "text": "technical design docs (must have)", "skill": "technical design docs", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009519-e1", "section": "projects", "source_type": "portfolio", "text": "personal project: followed a tutorial to try technical design docs on a toy app." } ]
{ "group_id": "leadership", "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-06967
0.1
0.1
{ "text": "Proven AWS in production", "skill": "AWS", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06967-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Lead front end developer at Astana IT University. Built enrollment portal for university applicants. Used stack : React js, functional and class components, react hooks, Material UI." } ]
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "d1a52a94-80af-5824-b800-f9a45f2aca5e", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v008-cv-00210
0.1
0.1
{ "text": "Hands-on static analysis", "skill": "static analysis", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00210-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Covered static analysis fundamentals and exercises in a training program." } ]
{ "group_id": "testing_quality", "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-05676
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-05676-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Experience working on multiple projects simultaneously. I have really strong communication and organizational skills - I can hear the client/team, help to find the best solution, provide my strong suppor...
{ "group_id": "api_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "5dd7e1ac-626b-589f-aebf-500b86c37243", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-018236
0.1
0.1
{ "text": "Proven code review in production", "skill": "code review", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-018236-e1", "section": "summary", "source_type": "cv", "text": "Detail-oriented professional with great communication skills." } ]
{ "group_id": "testing_quality", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-01048
0.1
0.1
{ "text": "Strong code review skills", "skill": "code review", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01048-e1", "section": "experience", "source_type": "cv", "text": "My team created code review guidelines and reviewed ~20 PRs/week as tech lead; I only wrote some tests around it." } ]
{ "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-v008-cv-01683
0.1
0.1
{ "text": "Experience with hiring", "skill": "hiring", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01683-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Open to learning hiring if the project needs it." } ]
{ "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-v006-c-01913
0.1
0.1
{ "text": "Hands-on monitoring", "skill": "monitoring", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01913-e1", "section": "experience", "source_type": "cv", "text": "University coursework included a monitoring assignment." } ]
{ "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-031081
0.1
0.1
{ "text": "Solid OpenAPI knowledge", "skill": "OpenAPI", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-031081-e1", "section": "experience", "source_type": "cv", "text": "Senior backend developer; key achievement: introduced contract-first OpenAPI workflow with generated SDKs." }, { "evidence_id": "sj-v004-syn-031081-e2", "section": "summary", "source_type...
{ "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-007558
0.1
0.1
{ "text": "Commercial experience with encryption", "skill": "encryption", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-007558-e1", "section": "experience", "source_type": "cv", "text": "Bootcamp assignment: basic encryption exercise." } ]
{ "group_id": "security", "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-010150
0.1
0.1
{ "text": "Proven Go in production", "skill": "Go", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010150-e1", "section": "experience", "source_type": "cv", "text": "core contributor to the go ecosystem; rewrote the go ingestion service to handle 15k req/s with bounded worker pools." } ]
{ "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-003788
0.1
0.1
{ "text": "Deep authorization (RBAC) expertise", "skill": "authorization (RBAC)", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003788-e1", "section": "experience", "source_type": "cv", "text": "Summary: Built REST services with Spring Boot for 4 years. Hobbies: football." } ]
{ "group_id": "security", "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-05464
0.1
0.1
{ "text": "Strong Elasticsearch skills", "skill": "Elasticsearch", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05464-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I use my mathematical skills in finance analysis. For example: found most profitable strategy in model with different prices, volumes and cost producing. Write online stock prices to PostgreSQL" } ]
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "b4957df5-249f-5e6e-8de6-3b9969593b17", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-real-06724
0.1
0.1
{ "text": "Strong MongoDB skills", "skill": "MongoDB", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06724-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Built and implement from scratch a high-load tracking platform for GPS locations. Built full-featured automated system (plugin) for booking in various areas where there is movement, transportation, deliv...
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "29630d4d-4a7d-5c20-bf86-ece337c62f3a", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0...
sj-v004-real-02811
0.1
0.1
{ "text": "Python experience", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02811-e1", "section": "cv_excerpt", "source_type": "cv", "text": "NLP, Compute Vision, Git, Python, Flask, Network Analysis (networkx), Fraud Detection (anomaly detection), Data Science, Machine Learning, SQL, Jupyter Notebook, scikit-learn, PySpark, recommender engine...
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "9bc41326-9f1e-5a35-912c-db55ac9d1599", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-03133
0.1
0.1
{ "text": "Strong Kubernetes skills", "skill": "Kubernetes", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-03133-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I've created Automatization of deployment Kubernetes cluster and infrastructure via GitLab CI/Ansible/Terraform" } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "70679c4b-c9b9-5c53-a7ba-4bdc703a131d", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-00220
0.1
0.1
{ "text": "Proven Node.js in production", "skill": "Node.js", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00220-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Stack: Angular 12, Ionic 5, Nest.js \\ Node.js, Mongo.db." } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "049dfc37-94f4-5959-95ab-516f9fbc3019", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2"...
sj-v004-syn-012469
0.1
0.1
{ "text": "Commercial experience with microservices", "skill": "microservices", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012469-e1", "section": "summary", "source_type": "cv", "text": "Advanced microservices skills; strong microservices background." } ]
{ "group_id": "system_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-v004-syn-024656
0.1
0.1
{ "text": "Production hiring skills", "skill": "hiring", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024656-e1", "section": "experience", "source_type": "cv", "text": "Assisted on tasks where the team conducted technical interviews; picked tickets prepared by the lead." }, { "evidence_id": "sj-v004-syn-024656-e2", "section": "summary", "source_type": "c...
{ "group_id": "leadership", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-01246
0.1
0.1
{ "text": "Experience with code review", "skill": "code review", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01246-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Implemented multiple systems with tools like code review, C++, Bash and Python." } ]
{ "group_id": "testing_quality", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-024035
0.1
0.1
{ "text": "Good understanding of database migrations", "skill": "database migrations", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024035-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-v004-syn-012752
0.1
0.1
{ "text": "Expert-level C#/.NET", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012752-e1", "section": "experience", "source_type": "cv", "text": "Side project: small C#/.NET demo built while following an online course." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "easy", "case_type": "toy_project", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-002588
0.1
0.1
{ "text": "Hands-on API versioning", "skill": "API versioning", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002588-e1", "section": "experience", "source_type": "cv", "text": "Under supervision I worked on small parts while the team shipped v2 of an internal API with backward compatibility." } ]
{ "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-027104
0.1
0.1
{ "text": "Hands-on unit testing", "skill": "unit testing", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027104-e1", "section": "experience", "source_type": "cv", "text": "Senior backend developer; key achievement: set testing standards and raised coverage from 30% to 85% across the org." } ]
{ "group_id": "testing_quality", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-003822
0.1
0.1
{ "text": "Hands-on Redis", "skill": "Redis", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003822-e1", "section": "experience", "source_type": "cv", "text": "As distinguished engineer I designed Redis cluster caching and rate limiting serving 100k ops/s; I am the go-to Redis authority company-wide and publish on Redis." } ]
{ "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-v008-cv-01103
0.1
0.1
{ "text": "Production ownership skills", "skill": "ownership", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01103-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Built various applications with ownership, Java, Go and SQL." } ]
{ "group_id": "leadership", "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-003419
0.1
0.1
{ "text": "Commercial experience with Kafka", "skill": "Kafka", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003419-e1", "section": "experience", "source_type": "cv", "text": "Summary: QA engineer writing manual test plans. Hobbies: football." } ]
{ "group_id": "system_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-029028
0.1
0.1
{ "text": "Strong Python skills", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-029028-e1", "section": "summary", "source_type": "cv", "text": "No hands-on Python experience yet; planning to learn it." } ]
{ "group_id": "lang_core", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v005-bl5-01321
0.1
0.1
{ "text": "Solid incident response knowledge", "skill": "incident response", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v005-bl5-01321-e1", "section": "experience", "source_type": "cv", "text": "Company-wide incident response authority: led incident command for SEV1 outages and created the postmortem process; defined the incident response standards all teams follow and speak at conferences." } ...
{ "group_id": "reliability_obs", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "hard", "case_type": "boundary_l5", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-01433
0.1
0.1
{ "text": "Experience with Python", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v006-c-01433-e1", "section": "experience", "source_type": "cv", "text": "University coursework included a Python assignment." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-015399
0.1
0.1
{ "text": "Commercial experience with Rust", "skill": "Rust", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015399-e1", "section": "interview", "source_type": "interview", "text": "Screening: asked about Rust, candidate has not worked with it." } ]
{ "group_id": "lang_core", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-028980
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-028980-e1", "section": "experience", "source_type": "cv", "text": "For 2.5 years I optimized bundle size with code splitting as the main developer of the service." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-025335
0.1
0.1
{ "text": "Good understanding of OWASP secure coding", "skill": "OWASP secure coding", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025335-e1", "section": "summary", "source_type": "cv", "text": "Profile: 'deep OWASP secure coding expertise', no further details given." } ]
{ "group_id": "security", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "claim_no_detail", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-001217
0.1
0.1
{ "text": "Production Java skills", "skill": "Java", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001217-e1", "section": "skills_list", "source_type": "cv", "text": "Technologies: Docker, Java, Scrum, SQL" } ]
{ "group_id": "lang_core", "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-06436
0.1
0.1
{ "text": "Strong C#/.NET skills", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06436-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I am a Data Researcher who is able to evaluate your current clients, form high-quality ICP profiles based on them and find contacts of new potential clients. I will also tidy up your customer database, y...
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "9d4314c4-c112-53df-b536-12ffdd08b379", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-015097
0.1
0.1
{ "text": "Production code review skills", "skill": "code review", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015097-e1", "section": "experience", "source_type": "cv", "text": "Day to day I reviewed teammates' pull requests on my own." }, { "evidence_id": "sj-v004-syn-015097-e2", "section": "summary", "source_type": "cv", "text": "Also worked with Git and Ji...
{ "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-v005-bl4-00809
0.1
0.1
{ "text": "Production OAuth2/OIDC skills", "skill": "OAuth2/OIDC", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v005-bl4-00809-e1", "section": "experience", "source_type": "cv", "text": "Designed and led: designed SSO with OIDC and token exchange across 10 products, with measurable outcomes." } ]
{ "group_id": "security", "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-000946
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-000946-e1", "section": "experience", "source_type": "cv", "text": "Resume claims they led incident command for SEV1 outages and created the postmortem process." }, { "evidence_id": "sj-v004-syn-000946-e2", "section": "interview", "source_type": "intervie...
{ "group_id": "reliability_obs", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-023225
0.1
0.1
{ "text": "Strong hands-on code review background", "skill": "code review", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-023225-e1", "section": "experience", "source_type": "cv", "text": "Junior engineer (10 months): helped the team when it reviewed teammates' pull requests, under a senior's guidance." }, { "evidence_id": "sj-v004-syn-023225-e2", "section": "summary", "sou...
{ "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-018339
0.1
0.1
{ "text": "Expert-level MySQL", "skill": "MySQL", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-018339-e1", "section": "experience", "source_type": "cv", "text": "Tech lead who set up MySQL semi-sync replication and online schema changes at 20k QPS, and mentored the team on MySQL practices." }, { "evidence_id": "sj-v004-syn-018339-e2", "section": "summ...
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-011548
0.1
0.1
{ "text": "Good understanding of performance tuning", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-011548-e1", "section": "experience", "source_type": "cv", "text": "In my last role I profiled and tuned JVM services increasing throughput 3x on the same hardware." }, { "evidence_id": "sj-v004-syn-011548-e2", "section": "summary", "source_type": "cv", ...
{ "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-006247
0.1
0.1
{ "text": "Good understanding of integration testing", "skill": "integration testing", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006247-e1", "section": "experience", "source_type": "cv", "text": "side project: small integration testing demo built while following an online course." } ]
{ "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-01316
0.1
0.1
{ "text": "Production encryption skills", "skill": "encryption", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01316-e1", "section": "cv_excerpt", "source_type": "cv", "text": "At a mid-size company I designed envelope encryption with KMS for PII at rest." } ]
{ "group_id": "security", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-020352
0.1
0.1
{ "text": "Solid unit testing knowledge", "skill": "unit testing", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-020352-e1", "section": "summary", "source_type": "cv", "text": "I have no experience with unit testing at all." } ]
{ "group_id": "testing_quality", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-021848
0.1
0.1
{ "text": "Commercial experience with TypeScript (frontend)", "skill": "TypeScript (frontend)", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-021848-e1", "section": "summary", "source_type": "cv", "text": "I have no experience with TypeScript (frontend) at all." } ]
{ "group_id": "frontend", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-010176
0.1
0.1
{ "text": "performance tuning experience", "skill": "performance tuning", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010176-e1", "section": "experience", "source_type": "cv", "text": "Our team profiled and tuned JVM services increasing throughput 3x on the same hardware. My contribution: tests and documentation." } ]
{ "group_id": "reliability_obs", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-011850
0.1
0.1
{ "text": "Practical REST API design experience", "skill": "REST API design", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-011850-e1", "section": "experience", "source_type": "cv", "text": "Claimed: designed a versioned public REST API (OpenAPI) for 40+ partners with idempotency keys." }, { "evidence_id": "sj-v004-syn-011850-e2", "section": "interview", "source_type": "inter...
{ "group_id": "api_design", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-06457
0.1
0.1
{ "text": "Strong MongoDB skills", "skill": "MongoDB", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06457-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Google AdWords Certified with skills and experience in Digital Marketing, including paid and organic search, lead generation, analytics, social media, SEO, display advertising, email marketing, landing p...
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "697da9e0-1dbb-573d-b440-dc908fce62ae", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-real-00535
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-00535-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Backend NodeJS Developer with 2 years of experience developing and managing websites." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "649dc3f9-575e-5c97-b5d3-adff4f1a3220", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v...
sj-v004-syn-010416
0.1
0.1
{ "text": "Commercial experience with PostgreSQL", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010416-e1", "section": "summary", "source_type": "cv", "text": "No hands-on PostgreSQL experience yet; planning to learn it." } ]
{ "group_id": "data_storage", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-019448
0.1
0.1
{ "text": "Good understanding of Docker", "skill": "Docker", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-019448-e1", "section": "experience", "source_type": "cv", "text": "Owned the initiative where I built hardened multi-stage Docker images and base-image program for all teams, and drove Docker decisions for the team." }, { "evidence_id": "sj-v004-syn-019448-e2", ...
{ "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-017008
0.1
0.1
{ "text": "Deep PostgreSQL expertise", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-017008-e1", "section": "experience", "source_type": "cv", "text": "Frontend developer focused on CSS animations and design systems." } ]
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-018461
0.1
0.1
{ "text": "Hands-on monitoring", "skill": "monitoring", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-018461-e1", "section": "experience", "source_type": "cv", "text": "Independently created dashboards and alerts for services; on-call owner for it." } ]
{ "group_id": "reliability_obs", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-01617
0.1
0.1
{ "text": "Production mentoring skills", "skill": "mentoring", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01617-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Covered mentoring fundamentals and exercises in a training program." } ]
{ "group_id": "leadership", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v008-cv-02018
0.1
0.1
{ "text": "Proven microservices in production", "skill": "microservices", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-02018-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Contributed to an e-commerce project (microservices)." } ]
{ "group_id": "system_design", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-026589
0.1
0.1
{ "text": "Proven Go in production", "skill": "Go", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-026589-e1", "section": "summary", "source_type": "cv", "text": "advanced go skills; strong go background." }, { "evidence_id": "sj-v004-syn-026589-e2", "section": "summary", "source_type": "cv", "text": "looking for a product company." } ]
{ "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-023857
0.1
0.1
{ "text": "cross-team leadership (must have)", "skill": "cross-team leadership", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-023857-e1", "section": "experience", "source_type": "cv", "text": "Trainee developer; shadowed seniors who coordinated with one partner team on integration." }, { "evidence_id": "sj-v004-syn-023857-e2", "section": "summary", "source_type": "cv", "tex...
{ "group_id": "leadership", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-002401
0.1
0.1
{ "text": "technical design docs experience", "skill": "technical design docs", "group_id": "leadership", "target_level": 3, "importance": "must" }
[]
{ "group_id": "leadership", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "easy", "case_type": "no_evidence", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v005-bl5-01376
0.1
0.1
{ "text": "Hands-on GraphQL", "skill": "GraphQL", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl5-01376-e1", "section": "experience", "source_type": "cv", "text": "Organization-level owner of GraphQL strategy: designed a federated GraphQL schema with dataloader batching for 8 teams, consulted by every team." } ]
{ "group_id": "api_design", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "hard", "case_type": "boundary_l5", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-006994
0.1
0.1
{ "text": "Proven secrets management in production", "skill": "secrets management", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006994-e1", "section": "skills_list", "source_type": "cv", "text": "Technologies: Docker, secrets management, Scrum, SQL" }, { "evidence_id": "sj-v004-syn-006994-e2", "section": "summary", "source_type": "cv", "text": "Agile/Scrum teams of 5-8 people...
{ "group_id": "security", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-009631
0.1
0.1
{ "text": "Java (must have)", "skill": "Java", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009631-e1", "section": "summary", "source_type": "cv", "text": "Profile: 'deep Java expertise', no further details given." }, { "evidence_id": "sj-v004-syn-009631-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-01854
0.1
0.1
{ "text": "React experience", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-01854-e1", "section": "cv_excerpt", "source_type": "cv", "text": "created a graphical designer for widgets, complex graphical components on svg in React.is" } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "44def39b-4b88-50d6-875f-d60bec13329f", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0.2" }