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Client library architect for SDK design, API ergonomics, versioning, and developer experienceUse when "sdk design, client library, api client, developer experience, sdk versioning, type generation, http client,...
BullMQ expert for Redis-backed job queues, background processing, and reliable async execution in Node.js/TypeScript applications. Use when "bullmq, bull queue, redis queue, background job, job queue, delayed j...
Systematic debugging methodology - scientific method, hypothesis testing, and root cause analysis that works across all technologiesUse when "bug, debugging, not working, broken, investigate, root cause, why is...
Expert in Langfuse - the open-source LLM observability platform. Covers tracing, prompt management, evaluation, datasets, and integration with LangChain, LlamaIndex, and OpenAI. Essential for debugging, monitor...
Expert in understanding and navigating legacy codebases. Covers code archaeology techniques, finding hidden knowledge, mapping dependencies, and extracting understanding from code without documentation. Knows h...
Performance optimization specialist for profiling, caching, and latency optimizationUse when "performance, latency, slow query, profiling, caching, optimization, N+1, connection pool, p99, performance, profilin...
Expert in Ethereum Virtual Machine internals - gas optimization, assembly/Yul, opcode-level optimization, and low-level EVM patternsUse when "evm, gas optimization, yul, inline assembly, opcodes, solidity optim...
Expert in writing, debugging, and explaining regular expressions. Covers readable regex patterns, performance optimization, debugging techniques, and knowing when NOT to use regex. Understands that regex is pow...
Testing strategy specialist for test pyramid design, test isolation, property-based testing, and quality gatesUse when "testing, test strategy, unit test, integration test, e2e, property testing, test pyramid,...
Expert at diagnosing and fixing performance bottlenecks across the stack. Covers Core Web Vitals, database optimization, caching strategies, bundle optimization, and performance monitoring. Knows when to measur...
Expert knowledge for TypeScript strict mode patterns and type safetyUse when "typescript, type error, strict mode, generics, type inference, any type, type assertion, typescript, types, strict, generics, type-s...
Code review specialist for quality standards, design patterns, security review, and constructive feedbackUse when "code review, pull request, PR review, code quality, refactor, technical debt, design pattern, b...
PostgreSQL internals specialist for query optimization, indexing, partitioning, and advanced featuresUse when "postgresql, postgres, slow query, index, explain analyze, vacuum, connection pool, pgbouncer, parti...
World-class application logging - structured logs, correlation IDs, log aggregation, and the battle scars from debugging production without proper logsUse when "log, logging, logger, debug, trace, audit, struct...
Performance optimization mindset - knowing when to optimize, how to measure, where bottlenecks hide, and when "fast enough" is the right answerUse when "slow, performance, optimize, profiling, benchmark, latenc...
Implement comprehensive observability for LLM applications including tracing (Langfuse/Helicone), cost tracking, token optimization, RAG evaluation metrics (RAGAS), hallucination detection, and production monit...
Strategic compaction skill: suggests context compression at logical breakpoints. Use to suggest compaction at logical intervals during development sessions.
Backend development patterns for services, error handling, logging, caching. Use when building backend services, APIs, or microservices.
Database design, query optimization, migrations, and indexing. Use when designing schemas, writing queries, or managing migrations.
Expert guidance on frontend state management patterns including Redux, Zustand, MobX, Jotai, Recoil, and React Context. Helps choose the right solution and implement it correctly for your use case. Use when "se...
Expert knowledge for Tailwind CSS styling and component patternsUse when "tailwind, tailwindcss, utility classes, responsive design, dark mode, styling, css classes, tailwind, css, styling, ui, responsive, dark...
Expert in building portfolios that actually land jobs and clients - not just showing work, but creating memorable experiences. Covers developer portfolios, designer portfolios, creative portfolios, and portfoli...
Expert in building browser extensions that solve real problems - Chrome, Firefox, and cross-browser extensions. Covers extension architecture, manifest v3, content scripts, popup UIs, monetization strategies, a...
Expert in building 3D experiences for the web - Three.js, React Three Fiber, Spline, WebGL, and interactive 3D scenes. Covers product configurators, 3D portfolios, immersive websites, and bringing depth to web...
Le classement utilise les étoiles du dépôt GitHub indexé. Plusieurs skills peuvent partager ce nombre : ce n’est ni un nombre d’installations ni une note de qualité.