Pipeline run
410ef6fb-a72c-4665-90c9-08fad678facb
Client output enrichment
v2 Skill cluster · Nature of work · AI index · Tech stack maturity · Evidence · KRA descriptionvocab breakdown (legacy)
Signals
Post-classification
Captured for admin review
• Navigate and modify complex Rust codebases using CLI tools like grep and ripgrep. • Implement new features with a focus on memory safety, ownership rules, and type correctness. • Write and execute t…
1 POST /skills/extract-from-jd
2 POST /skills/extract-details
3 POST /skills/final-role-output
Backend Developer
domain · Software Engineering CASE DOMAINslug: backend-engineer · id: 1 · source: db
Domain=Software Engineering; The JD is centered on Rust software development, debugging, testing, concurrency, and API/framework work, which best matches a backend/software engineering role rather than a specialized frontend, mobile, or systems niche.
Matched skills
Matched dimensions
Matched KRAs
Resolution:
in_db
— role exists in library; skill↔dim and role↔dim links saved when applicable.
Job description
Experience: 4.00 + years Salary: Confidential (based on experience) Expected Notice Period: 15 Days Shift: (GMT+05:30) Asia/Kolkata (IST) Opportunity Type: Remote Placement Type: Full Time Contract for 3 Months(40 hrs a week/160 hrs a month) (*Note: This is a requirement for one of Uplers' client - A world Renowned tech talent company from USA) What do you need for this opportunity? Must have skills required: NA, Actix, Cargo, rayon, Rocket, Rust, serde, Tokio A world Renowned tech talent company from USA is Looking for: About The Company Headquartered in Palo Alto, California, the company is the world's first AI-powered tech services organization. It has revolutionized the tech services industry by integrating AI into every aspect of its operations—offering AI-vetted and matched talent, AI-driven development acceleration, and access to AI transformation experts who have played pivotal roles in building some of Silicon Valley's most iconic companies. Since its founding in 2018, the company has achieved remarkable growth, boasting a Talent Cloud of over three million developers worldwide and serving 900+ clients. Its innovative approach and impactful contributions have earned it numerous accolades, including being named one of "America's Best Startup Employers" by Forbes in 2022, securing the top spot in The Information's 2021 Annual List of most promising B2B companies, and being featured in Fast Company's "World's Most Innovative Companies" list. The company’s leadership team is a blend of top-tier AI technologists from organizations like Meta, Google, Microsoft, Apple, Amazon, and Twitter, alongside seasoned consultants from prestigious firms such as Accenture, Cognizant, Capgemini, McKinsey, and Bain, as well as alumni from renowned institutions like Stanford, Caltech, and MIT. About The Role We are looking for an experienced Rust Developer to contribute to a cutting-edge project focused on evaluating AI-assisted Rust development. This role involves working on real-world Rust codebases, implementing features, debugging, refactoring, and writing comprehensive tests to ensure memory safety and correctness. Responsibilities: • Navigate and modify complex Rust codebases using CLI tools like grep and ripgrep. • Implement new features with a focus on memory safety, ownership rules, and type correctness. • Write and execute tests using cargo test, including property-based testing (proptest or quickcheck). • Refactor existing Rust code while maintaining functionality and performance. • Debug and fix memory safety, ownership, and concurrency-related issues. • Set up and manage Rust development environments using cargo, including handling dependencies and feature flags. • Ensure best practices in Rust development, including proper error handling, concurrency safety, and efficient memory usage. Requirements: • Strong experience with Rust programming language concepts, including ownership, borrowing, and lifetimes. • Familiarity with Rust frameworks like Tokio, Actix, Rocket and libraries such as Serde and Rayon. • Experience with Rust’s testing ecosystem, including unit, integration, and property-based testing. • Knowledge of multi-threading and asynchronous programming in Rust. • Ability to work with complex architectural patterns and refactor code without introducing regressions. • Strong debugging skills, including fixing memory and concurrency issues. • Experience with performance profiling and benchmarking in Rust (cargo bench). • 4+ years of work experience This role provides an opportunity to work on challenging Rust engineering problems while improving AI-assisted programming workflows. If you’re passionate about Rust and eager to push the boundaries of AI-driven software development, we’d love to hear from you! Nice to Have: • Experience contributing to open-source Rust projects. • Familiarity with writing Rust documentation and designing APIs with doc-tests. How to apply for this opportunity? • Step 1: Click On Apply! And Register or Login on our portal. • Step 2: Complete the Screening Form & Upload updated Resume • Step 3: Increase your chances to get shortlisted & meet the client for the Interview! About Uplers: Our goal is to make hiring reliable, simple, and fast. Our role will be to help all our talents find and apply for relevant contractual onsite opportunities and progress in their career. We will support any grievances or challenges you may face during the engagement. (Note: There are many more opportunities apart from this on the portal. Depending on the assessments you clear, you can apply for them as well). So, if you are ready for a new challenge, a great work environment, and an opportunity to take your career to the next level, don't hesitate to apply today. We are waiting 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.
Aliases — catalog
- Rust (CANONICAL) primary
Context tags (catalog)
Stored enrichment (catalog DB)
- Category
- Language
- Sub-category
- Programming Language
- Vendor
- Mozilla
- License
- apache_2
- Year introduced
- 2010
- Confidence
- 0.99
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: Rust appears in many modern job postings for systems, infra, and security roles, and its GitHub ecosystem continues to grow; it’s now a common hiring-pipeline skill rather than a niche language.
Skill profile (library / DB)
- Skill nature
- LANGUAGE
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 6
- Sub-category id
- 96
- Extractable
- True
- Also category
- False
Dimensions (API 2 worklist)
-
React Frontend Development Catalog dimension db id 96
Library dimension (catalog)
-
Systems Programming Catalog dimension db id 166
Library dimension (catalog)
-
Video Codec Languages and DSLs Catalog dimension db id 225
Library dimension (catalog)
Roles linked in library: Video Codec Engineer
API 3 link attempts (this skill)
| Dimension | Skill↔dim | Role↔dim | Outcome |
|---|---|---|---|
|
React Frontend Development
d_init_01
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
|
Systems Programming
d_init_02
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
|
Video Codec Languages and DSLs
video-codec-languages-and-dsls
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Command Line Tools
- Sub-category
- general
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Command Line Tools
- Sub-category
- general
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Package Managers
- Sub-category
- general
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Testing Tools
- Sub-category
- general
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Testing Frameworks
- Sub-category
- general
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Testing Frameworks
- Sub-category
- general
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Asynchronous Programming Frameworks
- Sub-category
- general
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Web Frameworks
- Sub-category
- general
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Web Frameworks
- Sub-category
- general
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Serialization Libraries
- Sub-category
- general
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Data Parallelism Libraries
- Sub-category
- general
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Aliases — catalog
- Unit Testing (CANONICAL)
Context tags (catalog)
Stored enrichment (catalog DB)
- Category
- Methodology
- Sub-category
- Testing Methodology
- Confidence
- 0.98
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: Unit testing is a standard hiring requirement across software JDs and appears in mainstream frameworks/docs; GitHub and Stack Overflow usage remain consistently high, with no successor replacing it.
Skill profile (library / DB)
- Skill nature
- METHODOLOGY
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 8
- Sub-category id
- 44
- Extractable
- True
- Also category
- False
Dimensions (API 2 worklist)
-
React Frontend Development Catalog dimension db id 96
Library dimension (catalog)
API 3 link attempts (this skill)
| Dimension | Skill↔dim | Role↔dim | Outcome |
|---|---|---|---|
|
React Frontend Development
d_init_01
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
Aliases — catalog
- Integration testing (CANONICAL) primary
- integration testing (CANONICAL)
Context tags (catalog)
Stored enrichment (catalog DB)
- Category
- Methodology
- Sub-category
- Testing Methodology
- Confidence
- 0.97
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: Integration testing is a standard QA skill in job descriptions across backend, frontend, and DevOps roles; it’s commonly paired with CI/CD and tools like Jest, Cypress, and Testcontainers.
Skill profile (library / DB)
- Skill nature
- METHODOLOGY
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 8
- Sub-category id
- 44
- Extractable
- True
- Also category
- False
Dimensions (API 2 worklist)
-
Testing and Defect Resolution Catalog dimension db id 262
Library dimension (catalog)
Roles linked in library: Pega Developer
-
Testing and Quality Assurance Catalog dimension db id 12
Library dimension (catalog)
Roles linked in library: .NET Backend Developer, Backend Developer, Node.js Backend Developer, PHP Backend Developer, Python Backend Developer, Scala Backend Developer
API 3 link attempts (this skill)
| Dimension | Skill↔dim | Role↔dim | Outcome |
|---|---|---|---|
|
Testing and Defect Resolution
testing-and-defect-resolution
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
|
Testing and Quality Assurance
testing-and-quality-assurance
|
✓ | ✓ | Existing dimension (library) · Role↔dimension saved |
Aliases — catalog
- property-based testing (CANONICAL) primary
Context tags (catalog)
Stored enrichment (catalog DB)
- Category
- Methodology
- Sub-category
- Property Based Testing
- Confidence
- 0.96
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: Appears increasingly in JDs for QA/backend roles and is supported by growing adoption of tools like Hypothesis, fast-check, and ScalaCheck, but it is still far from a universal hiring-pipeline staple.
Skill profile (library / DB)
- Skill nature
- METHODOLOGY
- Volatility
- EMERGING
- Typical lifespan
- EVERGREEN
- Category id
- 8
- Sub-category id
- 3554
- Extractable
- True
- Also category
- False
Dimensions (API 2 worklist)
-
Testing and Quality Assurance Catalog dimension db id 12
Library dimension (catalog)
Roles linked in library: .NET Backend Developer, Backend Developer, Node.js Backend Developer, PHP Backend Developer, Python Backend Developer, Scala Backend Developer
API 3 link attempts (this skill)
| Dimension | Skill↔dim | Role↔dim | Outcome |
|---|---|---|---|
|
Testing and Quality Assurance
testing-and-quality-assurance
|
✓ | ✓ | Existing dimension (library) · Role↔dimension saved |
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Programming Concepts
- Sub-category
- general
- Skill nature
- CONCEPT
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Version strategy
- UNVERSIONED
Aliases — catalog
- multithreading (CANONICAL) primary
Context tags (catalog)
Stored enrichment (catalog DB)
- Category
- Concept
- Sub-category
- Concurrency Concept
- Confidence
- 0.94
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: Common requirement in JDs for backend, systems, and mobile roles; widely taught and used across Java, C++, Go, and Python concurrency stacks.
Skill profile (library / DB)
- Skill nature
- CONCEPT
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 2
- Sub-category id
- 7
- Extractable
- True
- Also category
- False
Dimensions (API 2 worklist)
-
Concurrency and Parallel Processing Catalog dimension db id 17
Library dimension (catalog)
Roles linked in library: Backend Developer, Java Backend Developer, Node.js Backend Developer, Ruby Backend Developer, Scala Backend Developer
API 3 link attempts (this skill)
| Dimension | Skill↔dim | Role↔dim | Outcome |
|---|---|---|---|
|
Concurrency and Parallel Processing
concurrency-and-parallel-processing
|
— | — |
Skipped — no persistable v3 meta for new skill
skill_not_in_db_v3_proposed
|
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Benchmarking Tools
- Sub-category
- general
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Aliases — catalog
- open-source (CANONICAL)
Context tags (catalog)
Stored enrichment (catalog DB)
- Category
- Concept
- Sub-category
- Open Source Software Model
- Confidence
- 0.91
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: Open-source is a standard hiring-pipeline term across software JDs and vendor ecosystems; major cloud, database, and devtool roles routinely require OSS contribution or usage experience.
Skill profile (library / DB)
- Skill nature
- CONCEPT
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 2
- Sub-category id
- 1111
- Extractable
- True
- Also category
- False
Dimensions (API 2 worklist)
-
React Frontend Development Catalog dimension db id 96
Library dimension (catalog)
API 3 link attempts (this skill)
| Dimension | Skill↔dim | Role↔dim | Outcome |
|---|---|---|---|
|
React Frontend Development
d_init_01
|
— | — |
Skipped — no persistable v3 meta for new skill
skill_not_in_db_v3_proposed
|
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Documentation Tools
- Sub-category
- general
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
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 |
|---|---|---|---|---|---|---|
| Rust | in_db |
React Frontend Development
d_init_01
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| Rust | in_db |
Systems Programming
d_init_02
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| Rust | in_db |
Video Codec Languages and DSLs
video-codec-languages-and-dsls
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| unit testing | in_db |
React Frontend Development
d_init_01
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| integration testing | in_db |
Testing and Defect Resolution
testing-and-defect-resolution
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| integration testing | in_db |
Testing and Quality Assurance
testing-and-quality-assurance
|
✓ | ✓ | Existing dimension (library) · Role↔dimension saved | |
| property-based testing | in_db |
Testing and Quality Assurance
testing-and-quality-assurance
|
✓ | ✓ | Existing dimension (library) · Role↔dimension saved | |
| multi-threading | new |
Concurrency and Parallel Processing
concurrency-and-parallel-processing
|
— | — | Skipped — no persistable v3 meta for new skill | skill_not_in_db_v3_proposed |
| open-source development | new |
React Frontend Development
d_init_01
|
— | — | Skipped — no persistable v3 meta for new skill | skill_not_in_db_v3_proposed |
Library artifacts (this run)
| Kind | Detail | DB id |
|---|---|---|
| canonical_skill_proposed | grep | type=Command Line Tools subtype=general nature=TOOL lifespan=MULTI_YEAR | |
| canonical_skill_proposed | ripgrep | type=Command Line Tools subtype=general nature=TOOL lifespan=MULTI_YEAR | |
| canonical_skill_proposed | cargo | type=Package Managers subtype=general nature=TOOL lifespan=MULTI_YEAR | |
| canonical_skill_proposed | cargo test | type=Testing Tools subtype=general nature=TOOL lifespan=MULTI_YEAR | |
| canonical_skill_proposed | proptest | type=Testing Frameworks subtype=general nature=TOOL lifespan=MULTI_YEAR | |
| canonical_skill_proposed | quickcheck | type=Testing Frameworks subtype=general nature=TOOL lifespan=MULTI_YEAR | |
| canonical_skill_proposed | Tokio | type=Asynchronous Programming Frameworks subtype=general nature=TOOL lifespan=MULTI_YEAR | |
| canonical_skill_proposed | Actix | type=Web Frameworks subtype=general nature=TOOL lifespan=MULTI_YEAR | |
| canonical_skill_proposed | Rocket | type=Web Frameworks subtype=general nature=TOOL lifespan=MULTI_YEAR | |
| canonical_skill_proposed | Serde | type=Serialization Libraries subtype=general nature=TOOL lifespan=MULTI_YEAR | |
| canonical_skill_proposed | Rayon | type=Data Parallelism Libraries subtype=general nature=TOOL lifespan=MULTI_YEAR | |
| canonical_skill_proposed | asynchronous programming | type=Programming Concepts subtype=general nature=CONCEPT lifespan=EVERGREEN | |
| canonical_skill_proposed | cargo bench | type=Benchmarking Tools subtype=general nature=TOOL lifespan=MULTI_YEAR | |
| canonical_skill_proposed | doc-tests | type=Documentation Tools subtype=general nature=TOOL lifespan=MULTI_YEAR | |
| dimension_skill_link_proposed | multi-threading ↔ Concurrency and Parallel Processing | |
| role_dimension_link_proposed | Backend Developer ↔ Concurrency and Parallel Processing | |
| dimension_skill_link_proposed | open-source development ↔ React Frontend Development |
nano JD Parser — gpt-4.1-nano click to toggle
Show raw JSON
{
"JD_type": "pass",
"about_company": {
"source_marker": {
"first_5_words": "Headquartered in Palo Alto, California,",
"last_5_words": "Stanford, Caltech, and MIT."
},
"text": "Headquartered in Palo Alto, California, the company is the world\u0027s first AI-powered tech services organization. It has revolutionized the tech services industry by integrating AI into every aspect of its operations\u2014offering AI-vetted and matched talent, AI-driven development acceleration, and access to AI transformation experts who have played pivotal roles in building some of Silicon Valley\u0027s most iconic companies.\n\nSince its founding in 2018, the company has achieved remarkable growth, boasting a Talent Cloud of over three million developers worldwide and serving 900+ clients. Its innovative approach and impactful contributions have earned it numerous accolades, including being named one of \"America\u0027s Best Startup Employers\" by Forbes in 2022, securing the top spot in The Information\u0027s 2021 Annual List of most promising B2B companies, and being featured in Fast Company\u0027s \"World\u0027s Most Innovative Companies\" list.\n\nThe company\u2019s leadership team is a blend of top-tier AI technologists from organizations like Meta, Google, Microsoft, Apple, Amazon, and Twitter, alongside seasoned consultants from prestigious firms such as Accenture, Cognizant, Capgemini, McKinsey, and Bain, as well as alumni from renowned institutions like Stanford, Caltech, and MIT.",
"word_count": 236
},
"certifications": [],
"company_name": "A world Renowned tech talent company from USA",
"ctc": {
"currency": null,
"max": null,
"min": null,
"period": null,
"raw": "Confidential (based on experience)"
},
"domain": {
"primary": {
"aliases": [
"Tech Services",
"Technology Consulting"
],
"domain": "IT Services \u0026 Consulting"
},
"secondary": null
},
"education": [],
"experience": {
"max": null,
"min": 4,
"raw": "4+ years of work experience"
},
"job_locations": [
{
"aliases": [],
"city": null,
"country": "India",
"state": null,
"work_mode": "remote"
}
],
"role": "Rust Developer",
"role_aliases": [
"Rust Engineer",
"Software Engineer",
"Rust Programmer"
],
"role_archetype": "Engineering",
"roles_and_responsibilities": [
{
"bullet_count": 7,
"heading": "Responsibilities",
"heading_was_present": true,
"source_marker": {
"first_5_words": "\u2022 Navigate and modify complex",
"last_5_words": "error handling, concurrency safety, and"
},
"text": "\u2022 Navigate and modify complex Rust codebases using CLI tools like grep and ripgrep.\n\u2022 Implement new features with a focus on memory safety, ownership rules, and type correctness.\n\u2022 Write and execute tests using cargo test, including property-based testing (proptest or quickcheck).\n\u2022 Refactor existing Rust code while maintaining functionality and performance.\n\u2022 Debug and fix memory safety, ownership, and concurrency-related issues.\n\u2022 Set up and manage Rust development environments using cargo, including handling dependencies and feature flags.\n\u2022 Ensure best practices in Rust development, including proper error handling, concurrency safety, and efficient memory usage.",
"word_count": 83
},
{
"bullet_count": 8,
"heading": "Requirements",
"heading_was_present": true,
"source_marker": {
"first_5_words": "\u2022 Strong experience with Rust",
"last_5_words": "4+ years of work experience"
},
"text": "\u2022 Strong experience with Rust programming language concepts, including ownership, borrowing, and lifetimes.\n\u2022 Familiarity with Rust frameworks like Tokio, Actix, Rocket and libraries such as Serde and Rayon.\n\u2022 Experience with Rust\u2019s testing ecosystem, including unit, integration, and property-based testing.\n\u2022 Knowledge of multi-threading and asynchronous programming in Rust.\n\u2022 Ability to work with complex architectural patterns and refactor code without introducing regressions.\n\u2022 Strong debugging skills, including fixing memory and concurrency issues.\n\u2022 Experience with performance profiling and benchmarking in Rust (cargo bench).\n\u2022 4+ years of work experience",
"word_count": 104
},
{
"bullet_count": 2,
"heading": "Nice to Have",
"heading_was_present": true,
"source_marker": {
"first_5_words": "\u2022 Experience contributing to open-source",
"last_5_words": "designing APIs with doc-tests."
},
"text": "\u2022 Experience contributing to open-source Rust projects.\n\u2022 Familiarity with writing Rust documentation and designing APIs with doc-tests.",
"word_count": 24
}
],
"urls": []
}
API 1 — extract-from-jd click to toggle
{
"final_skills": [
{
"is_primary": true,
"skill_name": "Rust"
},
{
"is_primary": true,
"skill_name": "grep"
},
{
"is_primary": true,
"skill_name": "ripgrep"
},
{
"is_primary": true,
"skill_name": "cargo"
},
{
"is_primary": true,
"skill_name": "cargo test"
},
{
"is_primary": false,
"skill_name": "proptest"
},
{
"is_primary": false,
"skill_name": "quickcheck"
},
{
"is_primary": false,
"skill_name": "Tokio"
},
{
"is_primary": false,
"skill_name": "Actix"
},
{
"is_primary": false,
"skill_name": "Rocket"
},
{
"is_primary": false,
"skill_name": "Serde"
},
{
"is_primary": false,
"skill_name": "Rayon"
},
{
"is_primary": true,
"skill_name": "unit testing"
},
{
"is_primary": true,
"skill_name": "integration testing"
},
{
"is_primary": true,
"skill_name": "property-based testing"
},
{
"is_primary": true,
"skill_name": "asynchronous programming"
},
{
"is_primary": true,
"skill_name": "multi-threading"
},
{
"is_primary": false,
"skill_name": "cargo bench"
},
{
"is_primary": false,
"skill_name": "open-source development"
},
{
"is_primary": false,
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API 2 — extract-details
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"is_primary": true,
"match_strategy": "CASE_INSENSITIVE"
}
],
"canonical": {
"category_id": 8,
"display_name": "property-based testing",
"id": 60,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "METHODOLOGY",
"slug": "property-based-testing",
"sub_category_id": 3554,
"typical_lifespan": "EVERGREEN",
"volatility": "EMERGING"
},
"dimensions": [
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Testing and Quality Assurance",
"id": 12,
"rationale": "Backend-specific test strategies used to validate service behavior and integration points. Covers automated test layers, contract checks, fixtures, and regression prevention.",
"slug": "testing-and-quality-assurance",
"source": "db"
},
"input_skill": "property-based testing",
"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"
},
{
"display_name": "Scala Backend Developer",
"id": 87,
"rationale": null,
"role_archetype": "Engineering",
"slug": "scala-backend-developer",
"source": "db"
}
]
}
],
"input_skill": "property-based testing",
"matched_via": "alias",
"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": null,
"source_tag": "db",
"was_in_llm_skills": true
},
{
"aliases_in_db": [],
"canonical": null,
"dimensions": [],
"input_skill": "asynchronous programming",
"matched_via": null,
"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": {
"derived": {
"category": "Programming Concepts",
"skill_nature": "CONCEPT",
"sub_category": "general",
"typical_lifespan": "EVERGREEN",
"version_strategy": "UNVERSIONED",
"volatility": "STABLE"
},
"enrichment": null,
"keep_log": [],
"locked_dimensions": [],
"merge_log": [],
"placed": null,
"relationships": null,
"skill_id": "asynchronous-programming",
"split_log": [],
"typed": null,
"warnings": []
},
"source_tag": "llm",
"was_in_llm_skills": true
},
{
"aliases_in_db": [
{
"alias_text": "multithreading",
"alias_type": "CANONICAL",
"id": 223,
"is_primary": true,
"match_strategy": "CASE_INSENSITIVE"
}
],
"canonical": {
"category_id": 2,
"display_name": "multithreading",
"id": 82,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "CONCEPT",
"slug": "multithreading",
"sub_category_id": 7,
"typical_lifespan": "EVERGREEN",
"volatility": "STABLE"
},
"dimensions": [
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Concurrency and Parallel Processing",
"id": 17,
"rationale": "Programming techniques for handling multiple requests and background work safely and efficiently. Includes synchronization, async execution, and coordination of concurrent tasks.",
"slug": "concurrency-and-parallel-processing",
"source": "db"
},
"input_skill": "multi-threading",
"llm_role": null,
"roles_from_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": "Java Backend Developer",
"id": 79,
"rationale": null,
"role_archetype": "Engineering",
"slug": "java-backend-developer",
"source": "db"
},
{
"display_name": "Node.js Backend Developer",
"id": 82,
"rationale": null,
"role_archetype": "Engineering",
"slug": "node-backend-developer",
"source": "db"
},
{
"display_name": "Ruby Backend Developer",
"id": 85,
"rationale": null,
"role_archetype": "Engineering",
"slug": "ruby-backend-developer",
"source": "db"
},
{
"display_name": "Scala Backend Developer",
"id": 87,
"rationale": null,
"role_archetype": "Engineering",
"slug": "scala-backend-developer",
"source": "db"
}
]
}
],
"input_skill": "multi-threading",
"matched_via": "embedding_alias",
"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": null,
"source_tag": "db",
"was_in_llm_skills": true
},
{
"aliases_in_db": [],
"canonical": null,
"dimensions": [],
"input_skill": "cargo bench",
"matched_via": null,
"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": {
"derived": {
"category": "Benchmarking Tools",
"skill_nature": "TOOL",
"sub_category": "general",
"typical_lifespan": "MULTI_YEAR",
"version_strategy": "UNVERSIONED",
"volatility": "MEDIUM"
},
"enrichment": null,
"keep_log": [],
"locked_dimensions": [],
"merge_log": [],
"placed": null,
"relationships": null,
"skill_id": "cargo-bench",
"split_log": [],
"typed": null,
"warnings": []
},
"source_tag": "llm",
"was_in_llm_skills": true
},
{
"aliases_in_db": [
{
"alias_text": "open-source",
"alias_type": "CANONICAL",
"id": 2367,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
}
],
"canonical": {
"category_id": 2,
"display_name": "open-source",
"id": 1472,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "CONCEPT",
"slug": "open-source",
"sub_category_id": 1111,
"typical_lifespan": "EVERGREEN",
"volatility": "STABLE"
},
"dimensions": [
{
"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": "open-source development",
"llm_role": null,
"roles_from_db": []
}
],
"input_skill": "open-source development",
"matched_via": "embedding_alias",
"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": null,
"source_tag": "db",
"was_in_llm_skills": true
},
{
"aliases_in_db": [],
"canonical": null,
"dimensions": [],
"input_skill": "doc-tests",
"matched_via": null,
"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": {
"derived": {
"category": "Documentation Tools",
"skill_nature": "TOOL",
"sub_category": "general",
"typical_lifespan": "MULTI_YEAR",
"version_strategy": "UNVERSIONED",
"volatility": "MEDIUM"
},
"enrichment": null,
"keep_log": [],
"locked_dimensions": [],
"merge_log": [],
"placed": null,
"relationships": null,
"skill_id": "doc-tests",
"split_log": [],
"typed": null,
"warnings": []
},
"source_tag": "llm",
"was_in_llm_skills": true
}
],
"unmatched_skills": [
"grep",
"ripgrep",
"cargo",
"cargo test",
"proptest",
"quickcheck",
"Tokio",
"Actix",
"Rocket",
"Serde",
"Rayon",
"asynchronous programming",
"cargo bench",
"doc-tests"
]
}
API 3 — final-role-output
{
"chosen_role": {
"display_name": "Backend Developer",
"id": 1,
"rationale": "Domain=Software Engineering; The JD is centered on Rust software development, debugging, testing, concurrency, and API/framework work, which best matches a backend/software engineering role rather than a specialized frontend, mobile, or systems niche.",
"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": "Rust",
"tag": "in_db"
},
{
"skill": "grep",
"tag": "new"
},
{
"skill": "ripgrep",
"tag": "new"
},
{
"skill": "cargo",
"tag": "new"
},
{
"skill": "cargo test",
"tag": "new"
},
{
"skill": "proptest",
"tag": "new"
},
{
"skill": "quickcheck",
"tag": "new"
},
{
"skill": "Tokio",
"tag": "new"
},
{
"skill": "Actix",
"tag": "new"
},
{
"skill": "Rocket",
"tag": "new"
},
{
"skill": "Serde",
"tag": "new"
},
{
"skill": "Rayon",
"tag": "new"
},
{
"skill": "unit testing",
"tag": "in_db"
},
{
"skill": "integration testing",
"tag": "in_db"
},
{
"skill": "property-based testing",
"tag": "in_db"
},
{
"skill": "asynchronous programming",
"tag": "new"
},
{
"skill": "multi-threading",
"tag": "in_db"
},
{
"skill": "cargo bench",
"tag": "new"
},
{
"skill": "open-source development",
"tag": "in_db"
},
{
"skill": "doc-tests",
"tag": "new"
}
],
"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": "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"
},
"dimension_id": 96,
"input_skill": "Rust",
"llm_role": null,
"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": 999,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 1,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Systems Programming",
"id": 166,
"rationale": "Systems programming covers low-level software development where performance, memory safety, and direct control over resources matter. Rust fits here because it is commonly used for OS-adjacent services, infrastructure components, and other performance-sensitive systems code.",
"slug": "d_init_02",
"source": "db"
},
"dimension_id": 166,
"input_skill": "Rust",
"llm_role": null,
"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": 999,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 1,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Video Codec Languages and DSLs",
"id": 225,
"rationale": "Implementation languages and codec-specific description languages used to build compression, decoding, and transform logic. This is the primary coding surface for codec behavior and bitstream manipulation.",
"slug": "video-codec-languages-and-dsls",
"source": "db"
},
"dimension_id": 225,
"input_skill": "Rust",
"llm_role": null,
"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": [
{
"display_name": "Video Codec Engineer",
"id": 22,
"rationale": null,
"role_archetype": null,
"slug": "video-codec-engineer",
"source": "db"
}
],
"skill_dimension_saved": true,
"skill_id": 999,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 1,
"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"
},
"dimension_id": 96,
"input_skill": "unit testing",
"llm_role": null,
"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": 517,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 1,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Testing and Defect Resolution",
"id": 262,
"rationale": "Validates Pega rules, flows, and integrations and then troubleshoots defects found in lower environments or production. This is a coherent cluster because the role is expected to verify platform behavior and fix rule-level issues.",
"slug": "testing-and-defect-resolution",
"source": "db"
},
"dimension_id": 262,
"input_skill": "integration testing",
"llm_role": null,
"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": [
{
"display_name": "Pega Developer",
"id": 24,
"rationale": null,
"role_archetype": null,
"slug": "pega-developer",
"source": "db"
}
],
"skill_dimension_saved": true,
"skill_id": 56,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 1,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Testing and Quality Assurance",
"id": 12,
"rationale": "Backend-specific test strategies used to validate service behavior and integration points. Covers automated test layers, contract checks, fixtures, and regression prevention.",
"slug": "testing-and-quality-assurance",
"source": "db"
},
"dimension_id": 12,
"input_skill": "integration testing",
"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",
"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"
},
{
"display_name": "Scala Backend Developer",
"id": 87,
"rationale": null,
"role_archetype": "Engineering",
"slug": "scala-backend-developer",
"source": "db"
}
],
"skill_dimension_saved": true,
"skill_id": 56,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 1,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Testing and Quality Assurance",
"id": 12,
"rationale": "Backend-specific test strategies used to validate service behavior and integration points. Covers automated test layers, contract checks, fixtures, and regression prevention.",
"slug": "testing-and-quality-assurance",
"source": "db"
},
"dimension_id": 12,
"input_skill": "property-based testing",
"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",
"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"
},
{
"display_name": "Scala Backend Developer",
"id": 87,
"rationale": null,
"role_archetype": "Engineering",
"slug": "scala-backend-developer",
"source": "db"
}
],
"skill_dimension_saved": true,
"skill_id": 60,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 1,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Concurrency and Parallel Processing",
"id": 17,
"rationale": "Programming techniques for handling multiple requests and background work safely and efficiently. Includes synchronization, async execution, and coordination of concurrent tasks.",
"slug": "concurrency-and-parallel-processing",
"source": "db"
},
"dimension_id": 17,
"input_skill": "multi-threading",
"llm_role": null,
"matched_chosen_role": true,
"outcome_line": "Skipped \u2014 no persistable v3 meta for new skill",
"role_dimension_saved": false,
"roles_from_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": "Java Backend Developer",
"id": 79,
"rationale": null,
"role_archetype": "Engineering",
"slug": "java-backend-developer",
"source": "db"
},
{
"display_name": "Node.js Backend Developer",
"id": 82,
"rationale": null,
"role_archetype": "Engineering",
"slug": "node-backend-developer",
"source": "db"
},
{
"display_name": "Ruby Backend Developer",
"id": 85,
"rationale": null,
"role_archetype": "Engineering",
"slug": "ruby-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": false,
"skill_id": null,
"skill_tag": "new",
"skipped_reason": "skill_not_in_db_v3_proposed"
},
{
"chosen_role_id": 1,
"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"
},
"dimension_id": 96,
"input_skill": "open-source development",
"llm_role": null,
"matched_chosen_role": false,
"outcome_line": "Skipped \u2014 no persistable v3 meta for new skill",
"role_dimension_saved": false,
"roles_from_db": [],
"skill_dimension_saved": false,
"skill_id": null,
"skill_tag": "new",
"skipped_reason": "skill_not_in_db_v3_proposed"
}
],
"new_skills_created": 0,
"role_dimension_saved": 0,
"skill_dimension_saved": 0,
"skipped": 2
},
"planner_output": null,
"run_id": "410ef6fb-a72c-4665-90c9-08fad678facb"
}
LLM Calls
Every model call made for this run, in pipeline order. Click a card to see the model's response.