Pipeline run
a8dfda33-5fe5-419f-a8b8-2bd464a89778
Pipeline LLM cost (USD)
API 1: $0.0096
API 2: $0.0000
API 3: $0.0000
Total: $0.0096
Client output enrichment
v2 Skill cluster · Nature of work · AI index · Tech stack maturity · Evidence · KRA description
SPARSE JD
role baseline loaded
sources · ai_index: role_baseline · nature_of_work: jd · tech_stack_maturity: role_baseline
Nature of work
· API and service implementation
Design and build distributed platform services and user-facing features, owning components end-to-end while improving scalability, stability, security, and delivery priorities with product/design partners.
"Design and develop large scale distributed services"
Tech stack maturity
Modern Cloud Native
Backend development today is typically built around cloud-hosted services, containers, CI/CD, and distributed systems, but AI is usually only an optional integration rather than the core of the role.
AI index (0 = no AI use, 5 = totally AI-dependent · v2.1)
1.80 / 5
· Title match
· Has AI skill
· AI skill (primary)
· AI skill (secondary)
· On AI team
· Builds AI products
vocab breakdown (legacy)
Assistants (×1):
—
Frameworks (×2):
—
Models / concepts (×3):
—
Evidence — skills matched in JD (1)
Distributed Systems
Skill cluster (1 dimension groups, role-scoped)
Performance and Scalability Tuning
Distributed Systems
Show KRA description ↓
• Design and develop large scale distributed services
• Design and implement new user-facing features
• Take ownership of one or more components of the platform and drive innovation
• Improve the efficiency, scalability, stability, and security of the system
• Work closely with product management and design teams to define and refine feature specifications
• Manage individual projects’ priorities, deadlines, and deliverables
• Participate actively in the recruitment and nurturing of engineers as awesome as you
Signals
Skill
data-engineer
1.00
Alias
backend-engineer
1.00
KRA
flutter-developer
0.58
Post-classification
Centroidupdated · n=1525
Alias collision log—
New-role queue—
New skills captured0
New KRA capturedyes
Captured for admin review
R&R fragment (sim 0.00)
↔
Backend Developer
pending
• Design and develop large scale distributed services • Design and implement new user-facing features • Take ownership of one or more components of the platform and drive innovation • Improve the effi…
Status:
completed
Created: 2026-05-27T16:42:59.865258Z
Updated: 2026-05-27T16:43:48.269219Z
API 3 duration: 16639 ms
Flow
Current 3-step pipeline
1 POST /skills/extract-from-jd
2 POST /skills/extract-details
3 POST /skills/final-role-output
Role
Chosen role & resolution
Backend Developer
domain · Software Engineering CASE DOMAINslug: backend-engineer · id: 1 · source: db
Domain=Software Engineering; The responsibilities center on designing large-scale distributed services, owning platform components, and improving scalability, stability, and security, which best matches a backend engineering role.
Matched skills
distributed servicesuser-facing featuresproduct managementdesign teamsfeature specifications
Matched dimensions
Distributed Systems EngineeringPlatform OwnershipScalability and ReliabilitySecurity EngineeringCross-functional Product CollaborationProject Prioritization
Matched KRAs
Design and develop large scale distributed servicesDesign and implement new user-facing featuresTake ownership of one or more components of the platformImprove the efficiency, scalability, stability, and securityWork closely with product management and design teamsManage individual projects’ priorities, deadlines, and deliverablesParticipate actively in the recruitment and nurturing of engineers
Resolution:
in_db
— role exists in library; skill↔dim and role↔dim links saved when applicable.
0
New skills
0
Skill↔dim saved
0
Role↔dim saved
0
Skipped
Job description
We are looking for an experienced software engineer to join our Backend team. The Backend team is responsible for building and managing large distributed components that run the game. We handle everything from authentication, promotions to data storage and analytics. We are looking for engineers who are passionate about solving complex problems and building platforms, keeping scalability and accuracy in mind. Job Location: Gurgaon, Haryana Work from Office Responsibilities • Design and develop large scale distributed services • Design and implement new user-facing features • Take ownership of one or more components of the platform and drive innovation • Improve the efficiency, scalability, stability, and security of the system • Work closely with product management and design teams to define and refine feature specifications • Manage individual projects’ priorities, deadlines, and deliverables • Participate actively in the recruitment and nurturing of engineers as awesome as you Experience & Education Required • 3+ years of experience with a solid foundation in computer science and strong competency in data structures, algorithms, and software design • PHP expert • Good knowledge of REST APIs, MultiServer application and their caveats • Good knowledge of one or more RDBMS and NoSQL databases • Good understanding of the nuances of distributed systems, scalability, and availability • In-depth understanding of concurrency, synchronization, and memory usage • Experience with IaaS clouds like AWS, GCP, Azure, etc • Experience with NodeJS, Python, or other languages is a plus • Familiarity with Redis or Memcache as data stores • Proficient in working on any/no framework as per requirement • Experience in a startup environment is a plus • Good communication skills. Putting your thoughts through to other stakeholders in a cohesive manner should not be a problem for you
Skills from this JD
Each row merges API 1 extraction, API 2 library match / v3 orchestration (dimensions + locked dims), and API 3 persistence tags.
Distributed Systems
Primary
Library skill
API 3: existing canonical (in_db)
Existing skill (matched library)
Canonical: Distributed Systems
id=1369
· distributed-systems
Aliases — catalog
- Distributed Systems (CANONICAL)
Context tags (catalog)
CAP theorem
Docker Swarm
Kafka
MapReduce
Zookeeper
consensus algorithms
distributed databases
eventual consistency
fault tolerance
gRPC
load balancing
message queues
microservices
replication
sharding
Stored enrichment (catalog DB)
- Category
- Concept
- Sub-category
- Distributed Systems
- Confidence
- 0.98
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: Common hiring requirement in backend/platform JDs at large tech firms; appears across AWS, Kafka, microservices, and systems roles, with strong GitHub/Stack Overflow activity and no sunset signal.
Skill profile (library / DB)
- Skill nature
- CONCEPT
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 2
- Sub-category id
- 1035
- Extractable
- True
- Also category
- False
Dimensions (API 2 worklist)
-
Cloud Platforms Catalog dimension db id 20
Library dimension (catalog)
Roles linked in library: .NET Backend Developer, Backend Developer, Cyber Security Engineer, Data Engineer, DevOps Engineer, Fullstack Developer, Go Backend Developer, Java Backend Developer, Kotlin Backend Developer, ML Engineer, MLOps Engineer, Node.js Backend Developer, Python Backend Developer, Scala Backend Developer
-
Performance and Scalability Tuning Catalog dimension db id 11
Library dimension (catalog)
Roles linked in library: .NET Backend Developer, Backend Developer, Node.js Backend Developer, PHP Backend Developer, Python Backend Developer
-
React Frontend Development Catalog dimension db id 96
Library dimension (catalog)
API 3 link attempts (this skill)
| Dimension | Skill↔dim | Role↔dim | Outcome |
|---|---|---|---|
|
Cloud Platforms
cloud-platforms
|
✓ | ✓ | Existing dimension (library) · Role↔dimension saved |
|
Performance and Scalability Tuning
performance-and-scalability-tuning
|
✓ | ✓ | Existing dimension (library) · Role↔dimension saved |
|
React Frontend Development
d_init_01
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
All API 3 persistence rows
Same grid as the skill-extractor “Persistence items” table: one row per (skill × dimension) work item.
| Skill | Tag | Dimension | Skill↔dim | Role↔dim | Outcome | Notes |
|---|---|---|---|---|---|---|
| Distributed Systems | in_db |
Cloud Platforms
cloud-platforms
|
✓ | ✓ | Existing dimension (library) · Role↔dimension saved | |
| Distributed Systems | in_db |
Performance and Scalability Tuning
performance-and-scalability-tuning
|
✓ | ✓ | Existing dimension (library) · Role↔dimension saved | |
| Distributed Systems | in_db |
React Frontend Development
d_init_01
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
Library artifacts (this run)
No artifact rows for this run.
nano JD Parser — gpt-4.1-nano click to toggle
RoleSoftware Engineer
Experience3+ years of experience with a solid foundation in computer science and strong competency in data structures, algorithms, and software design
DomainGaming
Location
Gurgaon, India
(onsite)
JD type
pass
Show raw JSON
{
"JD_type": "pass",
"about_company": null,
"certifications": [],
"company_name": null,
"ctc": null,
"domain": {
"primary": {
"aliases": [],
"domain": "Gaming"
},
"secondary": null
},
"education": [],
"experience": {
"max": null,
"min": 3,
"raw": "3+ years of experience with a solid foundation in computer science and strong competency in data structures, algorithms, and software design"
},
"job_locations": [
{
"aliases": [
"Gurugram"
],
"city": "Gurgaon",
"country": "India",
"state": "Haryana",
"work_mode": "onsite"
}
],
"role": "Software Engineer",
"role_aliases": [
"Backend Engineer",
"Software Developer",
"SWE"
],
"role_archetype": "Engineering",
"roles_and_responsibilities": [
{
"bullet_count": 7,
"heading": "Responsibilities",
"heading_was_present": true,
"source_marker": {
"first_5_words": "\u2022 Design and develop large",
"last_5_words": "engineers as awesome as you"
},
"text": "\u2022 Design and develop large scale distributed services\n\u2022 Design and implement new user-facing features\n\u2022 Take ownership of one or more components of the platform and drive innovation\n\u2022 Improve the efficiency, scalability, stability, and security of the system\n\u2022 Work closely with product management and design teams to define and refine feature specifications\n\u2022 Manage individual projects\u2019 priorities, deadlines, and deliverables\n\u2022 Participate actively in the recruitment and nurturing of engineers as awesome as you",
"word_count": 66
}
],
"urls": []
}
API 1 — extract-from-jd click to toggle
{
"final_skills": [
{
"is_primary": true,
"skill_name": "Distributed Systems"
}
],
"jd_role": {
"display_name": "Software Engineer",
"rationale": null,
"role_aliases": [
"Backend Engineer",
"Software Developer",
"SWE"
],
"role_archetype": "Engineering",
"slug": ""
},
"nano_parsed": {
"JD_type": "pass",
"about_company": null,
"certifications": [],
"company_name": null,
"ctc": null,
"domain": {
"primary": {
"aliases": [],
"domain": "Gaming"
},
"secondary": null
},
"education": [],
"experience": {
"max": null,
"min": 3,
"raw": "3+ years of experience with a solid foundation in computer science and strong competency in data structures, algorithms, and software design"
},
"job_locations": [
{
"aliases": [
"Gurugram"
],
"city": "Gurgaon",
"country": "India",
"state": "Haryana",
"work_mode": "onsite"
}
],
"role": "Software Engineer",
"role_aliases": [
"Backend Engineer",
"Software Developer",
"SWE"
],
"role_archetype": "Engineering",
"roles_and_responsibilities": [
{
"bullet_count": 7,
"heading": "Responsibilities",
"heading_was_present": true,
"source_marker": {
"first_5_words": "\u2022 Design and develop large",
"last_5_words": "engineers as awesome as you"
},
"text": "\u2022 Design and develop large scale distributed services\n\u2022 Design and implement new user-facing features\n\u2022 Take ownership of one or more components of the platform and drive innovation\n\u2022 Improve the efficiency, scalability, stability, and security of the system\n\u2022 Work closely with product management and design teams to define and refine feature specifications\n\u2022 Manage individual projects\u2019 priorities, deadlines, and deliverables\n\u2022 Participate actively in the recruitment and nurturing of engineers as awesome as you",
"word_count": 66
}
],
"urls": []
},
"rejected": false,
"rejection_reason": null,
"run_id": "a8dfda33-5fe5-419f-a8b8-2bd464a89778",
"stage3_signals": {
"alias_found": true,
"alias_match_roles": [
{
"display_name": "Backend Developer",
"kra_matches": null,
"matched_count": null,
"matched_skills": null,
"role_id": 1,
"score": 1.0,
"slug": "backend-engineer",
"total_count": null
}
],
"kra_match_roles": [
{
"display_name": "Flutter Developer",
"kra_matches": [
{
"kra_text": "collaborate with design, product, and backend teams",
"sentence": "Work closely with product management and design teams to define and refine feature specifications",
"similarity": 0.6506
},
{
"kra_text": "Implement user-facing screens and flows",
"sentence": "Design and implement new user-facing features",
"similarity": 0.6129
},
{
"kra_text": "optimize responsiveness and performance",
"sentence": "Improve the efficiency, scalability, stability, and security of the system",
"similarity": 0.4712
}
],
"matched_count": null,
"matched_skills": null,
"role_id": 74,
"score": 0.5782,
"slug": "flutter-developer",
"total_count": null
},
{
"display_name": "Fullstack Developer",
"kra_matches": [
{
"kra_text": "Works closely with product managers and UX designers to translate requirements and wireframes into working software features through iterative development.",
"sentence": "Work closely with product management and design teams to define and refine feature specifications",
"similarity": 0.7558
},
{
"kra_text": "Works closely with product managers and UX designers to translate requirements and wireframes into working software features through iterative development.",
"sentence": "Design and implement new user-facing features",
"similarity": 0.5196
},
{
"kra_text": "Designs and queries relational databases like PostgreSQL and document stores like MongoDB, writing migrations, indexes, and optimized queries.",
"sentence": "Design and develop large scale distributed services",
"similarity": 0.4263
}
],
"matched_count": null,
"matched_skills": null,
"role_id": 15,
"score": 0.5672,
"slug": "full-stack-engineer",
"total_count": null
},
{
"display_name": "React Frontend Developer",
"kra_matches": [
{
"kra_text": "Implement user-facing screens and interactions",
"sentence": "Design and implement new user-facing features",
"similarity": 0.655
},
{
"kra_text": "translate product and design requirements",
"sentence": "Work closely with product management and design teams to define and refine feature specifications",
"similarity": 0.5074
},
{
"kra_text": "translate product and design requirements",
"sentence": "Design and develop large scale distributed services",
"similarity": 0.3687
}
],
"matched_count": null,
"matched_skills": null,
"role_id": 89,
"score": 0.5104,
"slug": "react-frontend-developer",
"total_count": null
},
{
"display_name": "Frontend Developer",
"kra_matches": [
{
"kra_text": "Collaborates with UX designers to refine interaction details, animations, responsive breakpoints, and micro-interaction behavior.",
"sentence": "Work closely with product management and design teams to define and refine feature specifications",
"similarity": 0.5781
},
{
"kra_text": "Collaborates with UX designers to refine interaction details, animations, responsive breakpoints, and micro-interaction behavior.",
"sentence": "Design and implement new user-facing features",
"similarity": 0.5061
},
{
"kra_text": "Optimizes web application performance through code splitting, lazy loading, tree shaking, bundle size reduction, and Core Web Vitals improvements.",
"sentence": "Improve the efficiency, scalability, stability, and security of the system",
"similarity": 0.4285
}
],
"matched_count": null,
"matched_skills": null,
"role_id": 7,
"score": 0.5042,
"slug": "frontend-engineer",
"total_count": null
},
{
"display_name": "Ruby Backend Developer",
"kra_matches": [
{
"kra_text": "performance and reliability improvements",
"sentence": "Improve the efficiency, scalability, stability, and security of the system",
"similarity": 0.5511
},
{
"kra_text": "Server-side feature implementation",
"sentence": "Design and implement new user-facing features",
"similarity": 0.4905
},
{
"kra_text": "internal and external service integration",
"sentence": "Design and develop large scale distributed services",
"similarity": 0.417
}
],
"matched_count": null,
"matched_skills": null,
"role_id": 85,
"score": 0.4862,
"slug": "ruby-backend-developer",
"total_count": null
}
],
"skill_match_roles": [
{
"display_name": "Data Engineer",
"kra_matches": null,
"matched_count": 1,
"matched_skills": [
"Distributed Systems"
],
"role_id": 2,
"score": 1.0,
"slug": "data-engineer",
"total_count": 1
},
{
"display_name": "ML Engineer",
"kra_matches": null,
"matched_count": 1,
"matched_skills": [
"Distributed Systems"
],
"role_id": 3,
"score": 1.0,
"slug": "ml-engineer",
"total_count": 1
},
{
"display_name": "Cyber Security Engineer",
"kra_matches": null,
"matched_count": 1,
"matched_skills": [
"Distributed Systems"
],
"role_id": 5,
"score": 1.0,
"slug": "cybersecurity-engineer",
"total_count": 1
},
{
"display_name": "DevOps Engineer",
"kra_matches": null,
"matched_count": 1,
"matched_skills": [
"Distributed Systems"
],
"role_id": 10,
"score": 1.0,
"slug": "devops-engineer",
"total_count": 1
},
{
"display_name": "Backend Developer",
"kra_matches": null,
"matched_count": 1,
"matched_skills": [
"Distributed Systems"
],
"role_id": 1,
"score": 1.0,
"slug": "backend-engineer",
"total_count": 1
}
]
},
"stage4_decision": {
"alias_collision_detected": false,
"case": "DOMAIN",
"chosen_role": {
"display_name": "Backend Developer",
"kra_matches": null,
"matched_count": null,
"matched_skills": null,
"role_id": 1,
"score": 0.98,
"slug": "backend-engineer",
"total_count": null
},
"confidence": 0.98,
"is_new_role": false,
"llm2_fired": false,
"llm2_reasoning": null,
"matched_dimensions": [
"Distributed Systems Engineering",
"Platform Ownership",
"Scalability and Reliability",
"Security Engineering",
"Cross-functional Product Collaboration",
"Project Prioritization"
],
"matched_kras": [
"Design and develop large scale distributed services",
"Design and implement new user-facing features",
"Take ownership of one or more components of the platform",
"Improve the efficiency, scalability, stability, and security",
"Work closely with product management and design teams",
"Manage individual projects\u2019 priorities, deadlines, and deliverables",
"Participate actively in the recruitment and nurturing of engineers"
],
"matched_skills": [
"distributed services",
"user-facing features",
"product management",
"design teams",
"feature specifications"
],
"new_role_display_name": null,
"new_role_slug": null,
"queued": false,
"reasoning": "Domain=Software Engineering; The responsibilities center on designing large-scale distributed services, owning platform components, and improving scalability, stability, and security, which best matches a backend engineering role.",
"sub_role": null
},
"stage5_updates": {
"centroid_n_after": 1525,
"centroid_updated": true,
"collision_log_id": null,
"new_kra_attached": {
"best_kra_similarity": 0.0,
"queue_id": 1625,
"r_and_r_preview": "\u2022 Design and develop large scale distributed services\n\u2022 Design and implement new user-facing features\n\u2022 Take ownership of one or more components of the platform and drive innovation\n\u2022 Improve the effi",
"role_display_name": "Backend Developer",
"role_slug": "backend-engineer",
"status": "pending"
},
"new_skills_attached": [],
"queue_entry_id": null,
"v3_pipeline_triggered": false,
"v3_role_slug": null,
"v3_run_id": null
}
}
API 2 — extract-details
{
"alias_matches": [
{
"alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
"alias_persisted": false,
"existing_alias_id": 2028,
"existing_alias_text": "Distributed Systems",
"input_term": "Distributed Systems",
"matched_canonical": {
"category_id": 2,
"display_name": "Distributed Systems",
"id": 1369,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "CONCEPT",
"slug": "distributed-systems",
"sub_category_id": 1035,
"typical_lifespan": "EVERGREEN",
"volatility": "STABLE"
},
"matched_via": "alias"
}
],
"candidate_roles": [
{
"display_name": ".NET Backend Developer",
"id": 83,
"rationale": null,
"role_archetype": "Engineering",
"slug": "dotnet-backend-developer",
"source": "db"
},
{
"display_name": "Backend Developer",
"id": 1,
"rationale": null,
"role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
"slug": "backend-engineer",
"source": "db"
},
{
"display_name": "Cyber Security Engineer",
"id": 5,
"rationale": null,
"role_archetype": null,
"slug": "cybersecurity-engineer",
"source": "db"
},
{
"display_name": "Data Engineer",
"id": 2,
"rationale": null,
"role_archetype": null,
"slug": "data-engineer",
"source": "db"
},
{
"display_name": "DevOps Engineer",
"id": 10,
"rationale": null,
"role_archetype": null,
"slug": "devops-engineer",
"source": "db"
},
{
"display_name": "Fullstack Developer",
"id": 15,
"rationale": null,
"role_archetype": null,
"slug": "full-stack-engineer",
"source": "db"
},
{
"display_name": "Go Backend Developer",
"id": 81,
"rationale": null,
"role_archetype": "Engineering",
"slug": "go-backend-developer",
"source": "db"
},
{
"display_name": "Java Backend Developer",
"id": 79,
"rationale": null,
"role_archetype": "Engineering",
"slug": "java-backend-developer",
"source": "db"
},
{
"display_name": "Kotlin Backend Developer",
"id": 84,
"rationale": null,
"role_archetype": "Engineering",
"slug": "kotlin-server-backend-developer",
"source": "db"
},
{
"display_name": "ML Engineer",
"id": 3,
"rationale": null,
"role_archetype": null,
"slug": "ml-engineer",
"source": "db"
},
{
"display_name": "MLOps Engineer",
"id": 16,
"rationale": null,
"role_archetype": null,
"slug": "ml-ops-engineer",
"source": "db"
},
{
"display_name": "Node.js Backend Developer",
"id": 82,
"rationale": null,
"role_archetype": "Engineering",
"slug": "node-backend-developer",
"source": "db"
},
{
"display_name": "Python Backend Developer",
"id": 80,
"rationale": null,
"role_archetype": "Engineering",
"slug": "python-backend-developer",
"source": "db"
},
{
"display_name": "Scala Backend Developer",
"id": 87,
"rationale": null,
"role_archetype": "Engineering",
"slug": "scala-backend-developer",
"source": "db"
},
{
"display_name": "PHP Backend Developer",
"id": 86,
"rationale": null,
"role_archetype": "Engineering",
"slug": "php-backend-developer",
"source": "db"
}
],
"chosen_role": {
"display_name": "Backend Developer",
"id": 1,
"rationale": "Domain=Software Engineering; The responsibilities center on designing large-scale distributed services, owning platform components, and improving scalability, stability, and security, which best matches a backend engineering role.",
"role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
"slug": "backend-engineer",
"source": "db"
},
"dimensions": [
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Cloud Platforms",
"id": 20,
"rationale": "Underlying cloud providers that host the managed services or infrastructure used by the role, such as AWS, Azure, and GCP.",
"slug": "cloud-platforms",
"source": "db"
},
"input_skill": "Distributed Systems",
"llm_role": null,
"roles_from_db": [
{
"display_name": ".NET Backend Developer",
"id": 83,
"rationale": null,
"role_archetype": "Engineering",
"slug": "dotnet-backend-developer",
"source": "db"
},
{
"display_name": "Backend Developer",
"id": 1,
"rationale": null,
"role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
"slug": "backend-engineer",
"source": "db"
},
{
"display_name": "Cyber Security Engineer",
"id": 5,
"rationale": null,
"role_archetype": null,
"slug": "cybersecurity-engineer",
"source": "db"
},
{
"display_name": "Data Engineer",
"id": 2,
"rationale": null,
"role_archetype": null,
"slug": "data-engineer",
"source": "db"
},
{
"display_name": "DevOps Engineer",
"id": 10,
"rationale": null,
"role_archetype": null,
"slug": "devops-engineer",
"source": "db"
},
{
"display_name": "Fullstack Developer",
"id": 15,
"rationale": null,
"role_archetype": null,
"slug": "full-stack-engineer",
"source": "db"
},
{
"display_name": "Go Backend Developer",
"id": 81,
"rationale": null,
"role_archetype": "Engineering",
"slug": "go-backend-developer",
"source": "db"
},
{
"display_name": "Java Backend Developer",
"id": 79,
"rationale": null,
"role_archetype": "Engineering",
"slug": "java-backend-developer",
"source": "db"
},
{
"display_name": "Kotlin Backend Developer",
"id": 84,
"rationale": null,
"role_archetype": "Engineering",
"slug": "kotlin-server-backend-developer",
"source": "db"
},
{
"display_name": "ML Engineer",
"id": 3,
"rationale": null,
"role_archetype": null,
"slug": "ml-engineer",
"source": "db"
},
{
"display_name": "MLOps Engineer",
"id": 16,
"rationale": null,
"role_archetype": null,
"slug": "ml-ops-engineer",
"source": "db"
},
{
"display_name": "Node.js Backend Developer",
"id": 82,
"rationale": null,
"role_archetype": "Engineering",
"slug": "node-backend-developer",
"source": "db"
},
{
"display_name": "Python Backend Developer",
"id": 80,
"rationale": null,
"role_archetype": "Engineering",
"slug": "python-backend-developer",
"source": "db"
},
{
"display_name": "Scala Backend Developer",
"id": 87,
"rationale": null,
"role_archetype": "Engineering",
"slug": "scala-backend-developer",
"source": "db"
}
]
},
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Performance and Scalability Tuning",
"id": 11,
"rationale": "Techniques for improving throughput, latency, and resource efficiency in PHP backend services. This includes profiling, query optimization, concurrency limits, memory use, and bottleneck analysis.",
"slug": "performance-and-scalability-tuning",
"source": "db"
},
"input_skill": "Distributed Systems",
"llm_role": null,
"roles_from_db": [
{
"display_name": ".NET Backend Developer",
"id": 83,
"rationale": null,
"role_archetype": "Engineering",
"slug": "dotnet-backend-developer",
"source": "db"
},
{
"display_name": "Backend Developer",
"id": 1,
"rationale": null,
"role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
"slug": "backend-engineer",
"source": "db"
},
{
"display_name": "Node.js Backend Developer",
"id": 82,
"rationale": null,
"role_archetype": "Engineering",
"slug": "node-backend-developer",
"source": "db"
},
{
"display_name": "PHP Backend Developer",
"id": 86,
"rationale": null,
"role_archetype": "Engineering",
"slug": "php-backend-developer",
"source": "db"
},
{
"display_name": "Python Backend Developer",
"id": 80,
"rationale": null,
"role_archetype": "Engineering",
"slug": "python-backend-developer",
"source": "db"
}
]
},
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "React Frontend Development",
"id": 96,
"rationale": "Building interactive web user interfaces with React.js, including component composition, state management, hooks, and rendering patterns. React.js belongs here because it is a core library for client-side UI development in modern web applications.",
"slug": "d_init_01",
"source": "db"
},
"input_skill": "Distributed Systems",
"llm_role": null,
"roles_from_db": []
}
],
"input_final_skills": [
"Distributed Systems"
],
"input_llm_skills": [
"Distributed Systems"
],
"new_aliases_persisted": 0,
"run_id": "a8dfda33-5fe5-419f-a8b8-2bd464a89778",
"skills_detail": [
{
"aliases_in_db": [
{
"alias_text": "Distributed Systems",
"alias_type": "CANONICAL",
"id": 2028,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
}
],
"canonical": {
"category_id": 2,
"display_name": "Distributed Systems",
"id": 1369,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "CONCEPT",
"slug": "distributed-systems",
"sub_category_id": 1035,
"typical_lifespan": "EVERGREEN",
"volatility": "STABLE"
},
"dimensions": [
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Cloud Platforms",
"id": 20,
"rationale": "Underlying cloud providers that host the managed services or infrastructure used by the role, such as AWS, Azure, and GCP.",
"slug": "cloud-platforms",
"source": "db"
},
"input_skill": "Distributed Systems",
"llm_role": null,
"roles_from_db": [
{
"display_name": ".NET Backend Developer",
"id": 83,
"rationale": null,
"role_archetype": "Engineering",
"slug": "dotnet-backend-developer",
"source": "db"
},
{
"display_name": "Backend Developer",
"id": 1,
"rationale": null,
"role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
"slug": "backend-engineer",
"source": "db"
},
{
"display_name": "Cyber Security Engineer",
"id": 5,
"rationale": null,
"role_archetype": null,
"slug": "cybersecurity-engineer",
"source": "db"
},
{
"display_name": "Data Engineer",
"id": 2,
"rationale": null,
"role_archetype": null,
"slug": "data-engineer",
"source": "db"
},
{
"display_name": "DevOps Engineer",
"id": 10,
"rationale": null,
"role_archetype": null,
"slug": "devops-engineer",
"source": "db"
},
{
"display_name": "Fullstack Developer",
"id": 15,
"rationale": null,
"role_archetype": null,
"slug": "full-stack-engineer",
"source": "db"
},
{
"display_name": "Go Backend Developer",
"id": 81,
"rationale": null,
"role_archetype": "Engineering",
"slug": "go-backend-developer",
"source": "db"
},
{
"display_name": "Java Backend Developer",
"id": 79,
"rationale": null,
"role_archetype": "Engineering",
"slug": "java-backend-developer",
"source": "db"
},
{
"display_name": "Kotlin Backend Developer",
"id": 84,
"rationale": null,
"role_archetype": "Engineering",
"slug": "kotlin-server-backend-developer",
"source": "db"
},
{
"display_name": "ML Engineer",
"id": 3,
"rationale": null,
"role_archetype": null,
"slug": "ml-engineer",
"source": "db"
},
{
"display_name": "MLOps Engineer",
"id": 16,
"rationale": null,
"role_archetype": null,
"slug": "ml-ops-engineer",
"source": "db"
},
{
"display_name": "Node.js Backend Developer",
"id": 82,
"rationale": null,
"role_archetype": "Engineering",
"slug": "node-backend-developer",
"source": "db"
},
{
"display_name": "Python Backend Developer",
"id": 80,
"rationale": null,
"role_archetype": "Engineering",
"slug": "python-backend-developer",
"source": "db"
},
{
"display_name": "Scala Backend Developer",
"id": 87,
"rationale": null,
"role_archetype": "Engineering",
"slug": "scala-backend-developer",
"source": "db"
}
]
},
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Performance and Scalability Tuning",
"id": 11,
"rationale": "Techniques for improving throughput, latency, and resource efficiency in PHP backend services. This includes profiling, query optimization, concurrency limits, memory use, and bottleneck analysis.",
"slug": "performance-and-scalability-tuning",
"source": "db"
},
"input_skill": "Distributed Systems",
"llm_role": null,
"roles_from_db": [
{
"display_name": ".NET Backend Developer",
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"role_archetype": "Engineering",
"slug": "dotnet-backend-developer",
"source": "db"
},
{
"display_name": "Backend Developer",
"id": 1,
"rationale": null,
"role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
"slug": "backend-engineer",
"source": "db"
},
{
"display_name": "Node.js Backend Developer",
"id": 82,
"rationale": null,
"role_archetype": "Engineering",
"slug": "node-backend-developer",
"source": "db"
},
{
"display_name": "PHP Backend Developer",
"id": 86,
"rationale": null,
"role_archetype": "Engineering",
"slug": "php-backend-developer",
"source": "db"
},
{
"display_name": "Python Backend Developer",
"id": 80,
"rationale": null,
"role_archetype": "Engineering",
"slug": "python-backend-developer",
"source": "db"
}
]
},
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "React Frontend Development",
"id": 96,
"rationale": "Building interactive web user interfaces with React.js, including component composition, state management, hooks, and rendering patterns. React.js belongs here because it is a core library for client-side UI development in modern web applications.",
"slug": "d_init_01",
"source": "db"
},
"input_skill": "Distributed Systems",
"llm_role": null,
"roles_from_db": []
}
],
"input_skill": "Distributed Systems",
"matched_via": "alias",
"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": null,
"source_tag": "db",
"was_in_llm_skills": true
}
],
"unmatched_skills": []
}
API 3 — final-role-output
{
"chosen_role": {
"display_name": "Backend Developer",
"id": 1,
"rationale": "Domain=Software Engineering; The responsibilities center on designing large-scale distributed services, owning platform components, and improving scalability, stability, and security, which best matches a backend engineering role.",
"role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
"slug": "backend-engineer",
"source": "db"
},
"chosen_role_resolution": "in_db",
"final_input_skills": [
{
"skill": "Distributed Systems",
"tag": "in_db"
}
],
"llm_cost_api1_usd": null,
"llm_cost_api2_usd": null,
"llm_cost_api3_usd": null,
"llm_cost_total_usd": null,
"persistence": {
"items": [
{
"chosen_role_id": 1,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Cloud Platforms",
"id": 20,
"rationale": "Underlying cloud providers that host the managed services or infrastructure used by the role, such as AWS, Azure, and GCP.",
"slug": "cloud-platforms",
"source": "db"
},
"dimension_id": 20,
"input_skill": "Distributed Systems",
"llm_role": null,
"matched_chosen_role": true,
"outcome_line": "Existing dimension (library) \u00b7 Role\u2194dimension saved",
"role_dimension_saved": true,
"roles_from_db": [
{
"display_name": ".NET Backend Developer",
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"role_archetype": "Engineering",
"slug": "dotnet-backend-developer",
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},
{
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"role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
"slug": "backend-engineer",
"source": "db"
},
{
"display_name": "Cyber Security Engineer",
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"rationale": null,
"role_archetype": null,
"slug": "cybersecurity-engineer",
"source": "db"
},
{
"display_name": "Data Engineer",
"id": 2,
"rationale": null,
"role_archetype": null,
"slug": "data-engineer",
"source": "db"
},
{
"display_name": "DevOps Engineer",
"id": 10,
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"role_archetype": null,
"slug": "devops-engineer",
"source": "db"
},
{
"display_name": "Fullstack Developer",
"id": 15,
"rationale": null,
"role_archetype": null,
"slug": "full-stack-engineer",
"source": "db"
},
{
"display_name": "Go Backend Developer",
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"rationale": null,
"role_archetype": "Engineering",
"slug": "go-backend-developer",
"source": "db"
},
{
"display_name": "Java Backend Developer",
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"rationale": null,
"role_archetype": "Engineering",
"slug": "java-backend-developer",
"source": "db"
},
{
"display_name": "Kotlin Backend Developer",
"id": 84,
"rationale": null,
"role_archetype": "Engineering",
"slug": "kotlin-server-backend-developer",
"source": "db"
},
{
"display_name": "ML Engineer",
"id": 3,
"rationale": null,
"role_archetype": null,
"slug": "ml-engineer",
"source": "db"
},
{
"display_name": "MLOps Engineer",
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"rationale": null,
"role_archetype": null,
"slug": "ml-ops-engineer",
"source": "db"
},
{
"display_name": "Node.js Backend Developer",
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"rationale": null,
"role_archetype": "Engineering",
"slug": "node-backend-developer",
"source": "db"
},
{
"display_name": "Python Backend Developer",
"id": 80,
"rationale": null,
"role_archetype": "Engineering",
"slug": "python-backend-developer",
"source": "db"
},
{
"display_name": "Scala Backend Developer",
"id": 87,
"rationale": null,
"role_archetype": "Engineering",
"slug": "scala-backend-developer",
"source": "db"
}
],
"skill_dimension_saved": true,
"skill_id": 1369,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 1,
"dimension": {
"difficulty_hint": "well_known",
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},
"dimension_id": 11,
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"matched_chosen_role": true,
"outcome_line": "Existing dimension (library) \u00b7 Role\u2194dimension saved",
"role_dimension_saved": true,
"roles_from_db": [
{
"display_name": ".NET Backend Developer",
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"role_archetype": "Engineering",
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},
{
"display_name": "Backend Developer",
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"role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
"slug": "backend-engineer",
"source": "db"
},
{
"display_name": "Node.js Backend Developer",
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"rationale": null,
"role_archetype": "Engineering",
"slug": "node-backend-developer",
"source": "db"
},
{
"display_name": "PHP Backend Developer",
"id": 86,
"rationale": null,
"role_archetype": "Engineering",
"slug": "php-backend-developer",
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},
{
"display_name": "Python Backend Developer",
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"role_archetype": "Engineering",
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}
],
"skill_dimension_saved": true,
"skill_id": 1369,
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},
{
"chosen_role_id": 1,
"dimension": {
"difficulty_hint": "well_known",
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"rationale": "Building interactive web user interfaces with React.js, including component composition, state management, hooks, and rendering patterns. React.js belongs here because it is a core library for client-side UI development in modern web applications.",
"slug": "d_init_01",
"source": "db"
},
"dimension_id": 96,
"input_skill": "Distributed Systems",
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"matched_chosen_role": false,
"outcome_line": "Existing dimension (library) \u00b7 Role\u2194dimension skipped (dimension not under chosen role)",
"role_dimension_saved": false,
"roles_from_db": [],
"skill_dimension_saved": true,
"skill_id": 1369,
"skill_tag": "in_db",
"skipped_reason": null
}
],
"new_skills_created": 0,
"role_dimension_saved": 0,
"skill_dimension_saved": 0,
"skipped": 0
},
"planner_output": null,
"run_id": "a8dfda33-5fe5-419f-a8b8-2bd464a89778"
}