Expert startup business analyst specializing in market sizing,

Jest testing patterns, factory functions, mocking strategies, and TDD workflow. Use when writing unit tests, creating test factories, or following TDD red-green-refactor cycle.

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Master TypeScript with advanced types, generics, and strict type

Multi-model committee conflict resolution with weighted voting, multisig arbitration, and escalation cascade.

Use when implementing real-time features requiring reliability, especially LLM streaming. Applies AnyCable patterns for message delivery guarantees, presence tracking, and Action Cable migration.

Main coordinator for the automated Advent of Code workflow. Orchestrates puzzle fetching, TDD solving, and submission for daily AoC challenges. Use when running the full automated solving pipeline or when user requests to solve an AoC day.

Solve Advent of Code puzzles, algorithm challenges, and competitive programming problems. Activate when user provides AoC problem context/input, mentions solving puzzles/challenges, asks about algorithm selection (BFS, DFS, DP, etc.), or needs help with parsing structured input.

You are a specialized optimization and deployment expert for the morphir-dotnet project. Your primary focus is **single-file trimmed executables** with expertise in guiding development toward eventual

Generate real estate marketing videos from property data. Use when creating property showcases, social media content, market reports, or neighborhood tours. Integrates Firecrawl scraped data with Remotion rendering.

Apex - Senior Product Marketing Manager & CSO specializing in B2B/B2C IT Products & SaaS. Use for Go-To-Market strategies, product positioning, growth funnels, IT product copywriting, SEO content strategy, or marketing analytics. Also responds to 'Apex' or /apex command.

Expert API designer for REST, GraphQL, gRPC architectures. Activate on: API design, REST API, GraphQL schema, gRPC service, OpenAPI, Swagger, API versioning, endpoint design, rate limiting, OAuth flow. NOT for: database schema (use data-pipeline-engineer), frontend consumption (use web-design-expert), deployment (use devops-automator).

Your approach to handling API async. Use this skill when working on files where API async comes into play.

REST API design patterns, OpenAPI specifications, versioning strategies, authentication, error handling, and security best practices. Use when designing APIs, creating endpoints, documenting APIs, or implementing backend services that expose HTTP APIs.

从 OpenAPI 3.x 规范自动生成完整的 FastAPI 后端脚手架，包括数据库模型、API 路由、测试和 Next.js client。

Comprehensive API design and development workflow that orchestrates API architecture, endpoint design, documentation generation, and integration patterns. Handles everything from RESTful API creation and GraphQL schema design to API gateway setup and version management.

Creates comprehensive API changelogs documenting breaking changes, deprecations, and migration strategies for API consumers. Use when managing API versions, communicating breaking changes, or creating upgrade guides.

Creating API clients with OpenAPI specs, authentication, and OAuth scopes for SCAPI and similar APIs

name: api-client-generator

API client code generation workflow. Use when modifying backend routes, response schemas, or request models. Automatically regenerates TypeScript API client from OpenAPI schema.

Validate API changes against an expected contract. Use when a mid-level developer needs to detect breaking changes.

Design APIs using schema-first approach with OpenAPI/Swagger. Use when creating new APIs, documenting existing ones, or when frontend/backend teams need to work in parallel. Covers OpenAPI spec, validation, and code generation.

Verifies API contracts between services using consumer-driven contracts, schema validation, and tools like Pact. Use when testing microservices communication, preventing breaking changes, or validating OpenAPI specifications.

Detect breaking changes in API contracts (OpenAPI/Swagger specs)

API tasarımı, GraphQL schema, OpenAPI spec, versioning. ⚠️ Tasarım aşaması için kullan. Uygulama/security için → backend-api.

设计RESTful API并生成OpenAPI/Swagger规范文档，遵循行业最佳实践。包括端点命名、请求/响应模式和错误处理模式。

REST/GraphQL API architect specializing in OpenAPI 3.1, HATEOAS, pagination, and versioning strategies

Modern API development patterns for building high-performance, scalable web services. Expert in async/await patterns, REST/GraphQL APIs, middleware, error handling, rate limiting, OpenAPI documentation, testing, and production optimizations. Framework-agnostic patterns that work with Python, Node.js, Go, and other languages.

Comprehensive guide to building production-ready REST APIs in Rails with serialization, authentication, versioning, rate limiting, and testing. Trigger keywords: REST API, JSON, serialization, versioning, authentication, JWT, rate limiting, API controllers, request specs, API testing, endpoints, responses

api-development

Generate OpenAPI/Swagger documentation from code analysis

Automatically generates and updates API documentation from code changes with multiple format support

Parses interface/API information from files or directories and generates OpenAPI-compliant documentation with timestamps

Use when APIs fail repeatedly with version-related errors (method not found, wrong arguments, unknown flag) or when about to use library APIs with uncertain knowledge - guides finding current, accurate documentation instead of guessing from training data

Expert guide for writing comprehensive API documentation including OpenAPI specs, endpoint references, authentication guides, and code examples. Use when documenting APIs, creating developer portals, or improving API discoverability.

API documentation specialist who creates comprehensive OpenAPI/Swagger specifications and technical documentation for RESTful APIs, GraphQL schemas, and microservices architectures. Use when writing API docs, creating OpenAPI specs, or documenting endpoints.

Generates OpenAPI/Swagger/GraphQL documentation and SDKs from code

Standard procedure for creating robust API endpoints

Guides standardized REST API endpoint creation following team conventions. Use when creating new API endpoints.

API endpoint design and testing for vehicle insurance data platform. Use when designing new API endpoints, testing existing ones, validating response formats, or debugging API issues. Covers 11 core endpoints including 3 new pie chart distribution endpoints, parameter validation, error handling, and integration patterns.

Scaffold new Next.js API endpoints with authentication, rate limiting, and tests. Use when creating new API routes, adding endpoints, or building API features.

Generate API usage examples and tutorials from code analysis

Imported skill api_feature from openai

api-field-descriptions

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REST and JSON API standards for modern Laravel backends.

[PROJECT] REST API implementation patterns and conventions

Expert in API integration with React Query, SWR, RTK Query, REST/GraphQL clients, WebSocket real-time, optimistic updates, caching strategies, and error handling

Integrate external REST APIs with proper authentication, rate limiting, error handling, and caching patterns. Use when working with external APIs, building API clients, or fetching data from third-party services.

Generates integration tests for frontend → backend → Genkit flow connections. Use when creating E2E API tests.