API Development Claude 스킬

Command Side Architecture Sub-agent

Generates and reviews CQRS Command Side implementations based on Commanded Behavior Frame specifications.

Rails Routing & Controllers Expert

Master the Rails 8 request-response cycle with expert guidance on RESTful routing, skinny controllers, and secure parameter handling.

Python SDK & MCP Architecture

Enforces modern Python 3.11+ conventions and architectural patterns for building robust SDKs and Model Context Protocol (MCP) servers.

Async Python Patterns

Implements high-performance asynchronous Python patterns using asyncio for non-blocking I/O and concurrent processing.

RBS-Inline Type Generator

Generates and validates RBS-inline type annotations directly within Ruby source files using structured comments.

TypeScript Advanced Types

Implements sophisticated TypeScript type logic to ensure compile-time safety and create robust, reusable code patterns.

FastMCP Quality Reviewer

Audits and scores Model Context Protocol (MCP) servers to ensure production readiness and compliance with Anthropic directory standards.

Backend Go Development

Enforces production-grade Go backend standards using clean architecture, dependency injection, and test-driven development.

MCP Server Generator

Generates and configures custom Model Context Protocol (MCP) servers to bridge external APIs, databases, and services with Claude.

API Architecture & Design

Architects production-grade API systems using REST, gRPC, and GraphQL patterns with integrated security and validation rules.

Multi-Repository Planner

Coordinates feature implementation across multiple codebases by analyzing API contracts and generating synchronized development plans.

MCP Server Builder

Guides the creation of robust Model Context Protocol (MCP) servers for seamless LLM-to-API integration.

Crystal Programming

Empowers developers to write, debug, and optimize Crystal code with Ruby-like syntax and C-like performance.

Next.js & FastAPI Full-Stack Expert

Builds and integrates high-performance full-stack applications using Next.js 14+ frontends and Python FastAPI backends.

Microservices Design & Architecture

Designs production-grade microservices architectures using industry-standard resilience patterns, service decomposition strategies, and observability frameworks.

Athena Framework for Crystal

Builds modular, high-performance web applications and REST APIs using the Crystal programming language and the Symfony-inspired Athena ecosystem.

Express API Development

Builds production-grade RESTful APIs using Express.js with a focus on modular architecture, security, and performance.

Async Python Patterns

Implements high-performance Python applications using asyncio, concurrent programming, and non-blocking I/O patterns.

Spring Boot Development

Builds production-ready Java applications using Spring Boot best practices for REST APIs, data persistence, and enterprise architecture.

API Design Principles

Implements industry-standard REST and GraphQL architectural patterns to build scalable, maintainable, and developer-friendly backend services.

Phoenix Framework Development

Builds high-performance, real-time web applications using Phoenix, LiveView, and Elixir's concurrent architecture.

GraphQL API Architect

Designs and implements production-grade GraphQL APIs using industry-standard schema patterns and performance optimizations.

NestJS Development Patterns

Builds scalable, enterprise-grade backend applications using modular NestJS architecture and production-ready implementation patterns.

MCP Builder

Guides the development of Model Context Protocol (MCP) servers using standardized implementation patterns and documentation.

Enterprise Scaling Patterns

Implements enterprise-grade architectural patterns for microservices and resilient distributed systems.

REST API Design Architect

Standardizes API development by providing industry-leading RESTful patterns, resource modeling, and error-handling protocols.

API Versioning & Deprecation

Manages API evolution through standardized versioning strategies and backward compatibility protocols.

API Documentation & SDK Orchestrator

Generates and maintains professional-grade OpenAPI specifications, multi-language code examples, and automated client SDKs.

Backend Implementation Patterns

Implements production-grade backend logic including error handling, middleware, and validation across major programming languages.

Frontend API & State Patterns

Implements production-ready frontend architecture patterns for React, TypeScript, and sophisticated state management.