API Development Agent Skills

Error Handling Patterns

Implements robust, context-specific error handling and resilience patterns for backend systems and APIs.

Clean Architecture & Modular Monoliths

Enforces Clean Architecture principles for Modular Monoliths to ensure domain isolation and prevent architectural decay.

PHP Pro

Develops enterprise-grade PHP 8.3+ applications with strict typing, modern framework patterns, and high-performance asynchronous logic.

Rust Systems Engineer

Architects high-performance, memory-safe software and concurrent systems using idiomatic Rust patterns.

MCP Developer

Architects and implements Model Context Protocol (MCP) servers and clients to bridge AI systems with external data and tools.

Modular Monolith Backend Engineer

Architects scalable backend systems using Modular Monolith principles, bounded contexts, and the Hono framework.

Golang Pro

Builds high-performance concurrent systems and cloud-native microservices using idiomatic Go 1.21+ patterns.

Spring Boot Engineer

Architects production-grade Spring Boot 3 applications using cloud-native patterns, Java 17+, and reactive programming.

API Designer

Architects scalable, developer-friendly REST and GraphQL APIs with comprehensive OpenAPI documentation and resource modeling.

FastAPI Expert

Builds high-performance, production-ready async Python APIs using FastAPI and Pydantic V2 standards.

.NET Core Expert

Builds high-performance, cloud-native backend applications using .NET 8, C# 12, and minimal APIs.

C++ Pro

Builds high-performance systems and zero-overhead abstractions using modern C++20 and C++23 standards.

Fullstack Guardian

Implements secure, scalable, and end-to-end features across frontend, backend, and security layers.

TypeScript Pro

Architects and implements advanced, type-safe TypeScript systems for full-stack applications and high-performance libraries.

GraphQL Architect

Architects efficient, scalable GraphQL APIs with expertise in Apollo Federation, schema-first design, and performance optimization.

C# Developer Pro

Builds high-performance, enterprise-grade applications using modern .NET 8+ and the Microsoft ecosystem.

NestJS Expert

Builds scalable, enterprise-grade Node.js server-side applications using NestJS best practices and architectural patterns.

Python Pro

Develops type-safe, performant, and idiomatic Python 3.11+ applications with a focus on production-grade standards and async patterns.

Backend API

Designs and implements RESTful API endpoints using standard naming conventions, proper HTTP methods, and resource-based URL structures.

API Design Framework

Standardizes the creation of robust, scalable, and developer-friendly APIs using established patterns for REST, GraphQL, and gRPC architectures.

MCP Server Builder

Architects high-quality Model Context Protocol (MCP) servers to bridge the gap between LLMs and external service APIs.

Python JSON Parsing Best Practices

Optimizes Python JSON operations with high-performance libraries, secure parsing patterns, and efficient large-file streaming strategies.

Web Backend Architect Router

Routes backend development queries to specialized domain experts for frameworks, API design, and system architecture.

Full DDD Entity Orchestrator

Generates a complete Domain-Driven Design and Elegant Objects stack for new entities through an automated orchestration workflow.

Framework URL CQRS Generator

Generates immutable URL classes, CQRS messages, and handlers to streamline entity routing and architecture.

Immutable Output DTO Generator

Generates immutable Data Transfer Objects (DTOs) from entities to create a clean anti-corruption layer for data output.

Elegant Objects & DDD Contracts

Generates the essential interface contracts required for Elegant Objects and Domain-Driven Design (DDD) architectures.

MCP Server Builder

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

Python Backend Architecture Review

Performs comprehensive architectural assessments for Python backend systems, focusing on scalability, security, and performance best practices.

Nondominium Holochain DNA Development

Architects distributed Holochain DNA using integrity-coordinator patterns and ValueFlows compliance for high-level adaptive stigmergic environments.