API Development Agent Skills

API Design Principles

Guides the design and implementation of REST and GraphQL APIs using industry-standard patterns and best practices.

CQRS Implementation

Implements Command Query Responsibility Segregation to build scalable, high-performance backend architectures with separated read and write models.

Node.js Backend Patterns

Implements scalable Node.js backend architectures using Express or Fastify with production-ready patterns for authentication, data access, and error handling.

API Versioning for Node.js

Implements robust API versioning strategies and deprecation patterns for Node.js backends to ensure long-term backward compatibility.

Go Concurrency Patterns

Implements efficient Go concurrency models using goroutines, channels, and synchronization primitives.

TanStack Query Setup

Configures and implements TanStack Query for robust server-state management, caching, and data fetching in React applications.

API Serialization Patterns

Implements robust data transformation and serialization patterns to ensure secure, consistent, and type-safe API responses.

Next.js Configuration & Architecture

Configures Next.js 15 projects using the App Router, implementing best practices for performance, security, and deployment.

TypeScript Type Safety Patterns

Implements advanced TypeScript patterns like branded types and type guards to build bulletproof, self-documenting APIs.

Type-Safe Error Handling Patterns

Implements robust, type-safe error management using discriminated unions and Result types in TypeScript and JavaScript.

Node.js Authentication Strategies

Implements secure authentication patterns for Node.js APIs including JWT, OAuth 2.0, and API keys using a defense-in-depth approach.

Modern PHP Development

Streamlines PHP 8.x development with expert patterns for type systems, attributes, enums, and secure database interactions.

Perplexity API Integration

Integrates real-time web search and search-augmented generation capabilities into applications using the Perplexity Sonar API.

Laravel Development

Implements modern PHP application patterns using the Laravel framework including Eloquent ORM, routing, and background processing.

Go Performance Optimization

Optimizes Go application performance using memory-efficient coding patterns and data-driven profiling strategies.

Anthropic Platform Integration

Facilitates seamless integration with the Anthropic Claude SDK for implementing Messages API, tool use, and advanced reasoning features.

API Implementer

Builds robust REST and GraphQL API endpoints with built-in validation, error handling, and standardized response formatting.

Technical Specification Writer

Generates comprehensive technical specifications including system architecture, data models, and API contracts to streamline implementation.

Distributed Systems Engineering

Design and review resilient distributed systems and microservices using industry-standard patterns for fault tolerance and consistency.

API Design Architecture & Standards

Designs and reviews consumer-centric APIs across REST, GraphQL, and gRPC with a focus on evolution, consistency, and ergonomics.

MCP Server Builder

Guides developers through the end-to-end creation of high-quality Model Context Protocol (MCP) servers for Python and TypeScript.

FastAPI Backend Builder

Generates production-grade FastAPI backends with clean architecture, SQLAlchemy integration, and Pydantic validation.

MCP Server Builder

Guides the development of high-quality Model Context Protocol (MCP) servers to connect Claude with external APIs and services.

Event-Driven Architect

Designs and implements scalable, loosely coupled event-driven cloud architectures using Kafka, Dapr, and microservice patterns.

Pythonic Design Patterns

Implements high-quality Python coding standards and idiomatic patterns to ensure code is both user-friendly and maintainable.

FastAPI Scaffolding & Project Templates

Generates production-ready FastAPI project structures with async patterns, dependency injection, and robust CRUD implementations.

Backend API Service Architect

Automates the creation of standardized backend services and routes following a modular controller-service architectural pattern.

CQRS Implementation Patterns

Implements Command Query Responsibility Segregation (CQRS) to build highly scalable, performant, and maintainable backend architectures.

Backend Architecture Patterns

Implements professional backend architecture patterns including Clean Architecture, Hexagonal Architecture, and Domain-Driven Design for scalable systems.

Go Concurrency Patterns

Implements production-ready Go concurrency patterns including worker pools, pipelines, and safe state management.