API Development Claudeスキル

Architecture Tech Lead

Guides upfront architectural design and domain modeling to ensure robust, testable software structures before coding begins.

Global Error Handling

Implements consistent error handling patterns using custom exception classes, domain-specific error codes, and NestJS exception filters.

Global Coding Style

Maintains high-quality, standardized TypeScript codebases by enforcing strict NestJS architectural patterns, naming conventions, and linting rules.

Building Stories with TDD

Implements new NestJS features using a test-driven development workflow that prioritizes API-first validation and security compliance.

Backend API

Designs and implements RESTful API endpoints using resource-based URLs and standardized HTTP methods for robust backend services.

API Models

Standardizes the definition and management of API models according to established architectural guidelines.

Backend Setup

Configures and deploys robust agent runtime backends using Node.js, Modal sandboxes, and real-time WebSocket communication.

Kotlin Autocomplete

Provides precise, project-specific Kotlin type information and member discovery by querying metadata generated from your Gradle project.

Nodes Credentials Patterns

Implements secure authentication patterns for n8n nodes, including API keys, OAuth2 flows, and header-based credential management.

Backend API

Architects and implements NestJS REST API endpoints using a layered structure of controllers, use cases, and repositories.

Async Python Patterns

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

MCP Server Builder

Guides the creation of high-quality Model Context Protocol (MCP) servers to bridge LLMs with external APIs and services.

Verify API Parity

Verifies full-stack method-level consistency between frontend API clients and backend controller-service-repository chains.

Rust Async Patterns

Implements production-grade asynchronous Rust patterns using the Tokio runtime for high-performance concurrent systems.

Flask API Development

Architects production-grade RESTful APIs using Flask blueprints, SQLAlchemy, and secure authentication patterns.

Thirdweb v5 SDK Integration

Streamlines the implementation of Thirdweb v5 SDK for Web3 wallet connectivity, social logins, and SIWE authentication.

JSON Schema Generator

Generates robust JSON Schema definitions for precise data validation and API documentation.

NestJS Server Development

Automates the creation, modification, and testing of NestJS backends using the @lenne.tech/nest-server framework and CLI tools.

RESTful API Design & Implementation

Architects, implements, and documents production-grade REST APIs using industry best practices and FastAPI patterns.

FastAPI Project Scaffolding

Scaffolds production-ready FastAPI applications with async patterns, dependency injection, and clean architecture.

Async Python Patterns

Masters Python asyncio and concurrent programming patterns to build high-performance, non-blocking applications.

Node.js Backend Patterns

Builds production-ready Node.js backend services using modern architectural patterns and best practices for Express and Fastify.

OpenAI API Expert

Validates OpenAI API implementations and provides expert guidance on endpoints, parameters, and official specifications.

REST & GraphQL API Design

Designs and implements production-grade API architectures with routes, controllers, services, and security middleware across multiple backend frameworks.

GraphQL API Development

Builds robust, type-safe GraphQL APIs with automated schema design, efficient data loading, and real-time subscription support.

API Design Principles

Architects intuitive and scalable REST and GraphQL APIs using industry-standard patterns and best practices.

Python Configuration Writer

Generates robust, type-safe Python configuration systems using Pydantic Settings and environment variable validation.

Java Modern Conventions & Best Practices

Enforces modern Java 21+ idioms and Spring Boot best practices for clean, idiomatic, and high-performance code.

API Design Architect

Architects consistent, well-documented API interfaces across REST, GraphQL, gRPC, and CLI environments.

FastAPI Backend Debugger

Diagnoses and resolves complex FastAPI backend issues, including dependency conflicts, database schema mismatches, and middleware configuration errors.