API Development Agent Skills

Node.js Backend Patterns

Builds production-ready, scalable Node.js backend services using modern architectural patterns and industry best practices.

Async Python Patterns

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

MCP Integration for Claude Code

Provides comprehensive patterns and guidance for connecting Claude Code plugins to external services using the Model Context Protocol.

Claude Tool-Use Patterns

Implements advanced tool-use patterns for Claude, including JSON schema design, parallel execution, and strict validation for agentic workflows.

MERN Stack Architecture & Patterns

Provides standardized implementation patterns for scalable MERN microservices, React Vite frontends, and multi-tenant architectures.

GraphQL API Development

Architects and implements robust GraphQL APIs with optimized schemas, resolvers, and client-side integrations.

DHH Ruby & Rails Style

Writes and refactors Ruby on Rails code according to the opinionated 37signals and DHH architectural philosophy.

Architecture Design

Architects robust software systems and technical specifications using production-ready patterns and technology selection guidance.

Laravel 12 Development

Develops high-quality Laravel 12 applications using streamlined architecture, modern Eloquent patterns, and industry-standard security practices.

Modern Python Backend Development

Builds high-performance Python APIs and asynchronous backend services using a modern stack including FastAPI, SQLAlchemy 2.0, and uv.

Hono DDD Architecture Guide

Architects and refactors Hono backend services using Domain-Driven Design principles, Drizzle ORM, and schema-driven OpenAPI development.

Backend API

Designs and implements standardized RESTful API endpoints with robust security, versioning, and resource-based routing.

TypeScript Advanced Types

Enhances codebases with sophisticated TypeScript features like conditional types, generics, and template literals for maximum type safety.

Spring Boot 4 & Java 25 Migration

Automates the upgrade of Spring Boot applications to version 4.0 and Java 25 using a structured, phased migration strategy.

Gemini MCP Manager

Manages Model Context Protocol (MCP) servers to extend the Gemini CLI with custom tools, databases, and enterprise integrations.

MCP Builder

Constructs high-quality Model Context Protocol (MCP) servers to enable seamless integration between LLMs and external services.

Backend JWT Authentication

Implements secure JWT authentication middleware and user isolation patterns for Python-based backends.

Backend Architecture Patterns

Implements standardized backend architectures including RESTful API design, repository patterns, and robust service layers.

Architectural Design Patterns

Enforces robust architectural principles, module boundaries, and design patterns to ensure code maintainability and scalability.

Web GraphQL API Design

Implements high-performance, type-safe GraphQL APIs using Apollo Server, Express, and Prisma best practices.

Web Performance Optimization

Optimizes full-stack application speed using Apollo caching, Redis strategies, and CloudFront infrastructure patterns.

Functional Dependency Injection Pattern

Enforces the fn(args, deps) architectural pattern to promote testability and maintainable code through explicit dependency injection.

Backend Design

Architects robust backend systems, scalable APIs, and production-ready data models with a focus on reliability and security.

TypeScript Clean Architecture API Development

Builds and extends scalable TypeScript Express APIs using Clean Architecture, Inversify DI, and Prisma ORM.

ChatKit FastAPI Backend

Implements high-performance FastAPI backends for OpenAI ChatKit with real-time SSE streaming and agent integration.

Framework Conventions Guide

Enforces framework-native patterns and idiomatic coding practices to simplify application architecture and reduce technical debt.

MCP Server Builder

Guides developers through the end-to-end process of building, testing, and packaging high-quality Model Context Protocol (MCP) servers.

MCP Minimal Client

Connects your environment to remote Model Context Protocol (MCP) services via SSE and other transport protocols for seamless tool integration.

Microservices Architecture Patterns

Implements robust microservices architectures using proven design patterns for service boundaries, event-driven communication, and distributed system resilience.

Backend Architecture Patterns

Implements enterprise-grade backend architectures including Clean Architecture, Hexagonal Architecture, and Domain-Driven Design for scalable systems.