API Development Agent Skills

Backend API

Designs and implements standardized RESTful API endpoints using proper HTTP methods, status codes, and resource-based URL conventions.

Interface Specification Manager

Manages structured interface specifications and API documentation with automated numbering and AsciiDoc formatting.

JSON Outputs Implementer

Implements Anthropic’s structured JSON outputs mode using Pydantic and Zod for guaranteed schema compliance.

C# .NET Development

Standardizes C# and .NET development using modern architectural patterns, async best practices, and idiomatic coding conventions.

VKC API Route Pattern

Standardizes Next.js App Router API route implementations including authentication, database queries, and rate limiting.

API Design Principles

Builds intuitive, scalable, and maintainable REST and GraphQL APIs using industry-standard design patterns and best practices.

Backend API Development

Architects and implements robust Next.js API routes and singleton service layers with built-in validation, authentication, and caching.

FastAPI Production Scaffolding

Generates professional, production-ready FastAPI project structures with advanced async patterns and repository architecture.

Software Architecture Pro

Designs scalable and maintainable application structures using Clean Architecture, DDD, and Microservices patterns.

Backend Architecture Patterns

Implements robust backend architectures like Clean, Hexagonal, and Domain-Driven Design for maintainable and scalable systems.

OpenRouter

Access and benchmark hundreds of LLM models through a unified API while monitoring cost, performance, and provider-specific metrics.

Microservices Architecture Patterns

Implements resilient, scalable distributed systems using industry-standard microservices design patterns and communication strategies.

Async Python Patterns

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

Async Python Patterns

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

Hono API Development

Builds type-safe REST APIs and RPC services using the Hono framework with integrated Zod validation and OpenAPI documentation.

VKC Visa Assessment Engine

Implements a data-driven visa eligibility engine using DB-managed rulesets and JSON schemas to calculate transition probabilities.

API Patterns Pro

Generates standardized backend API architectures using REST, GraphQL, or tRPC with built-in validation and security patterns.

MCP Development

Simplifies the creation, validation, and testing of Model Context Protocol (MCP) servers using FastMCP templates and automation scripts.

Hummingbot Crypto Trading

Empowers developers to build, configure, and optimize automated cryptocurrency trading bots using the Hummingbot framework.

Agent Tool Design

Optimizes the creation and refinement of agent-facing tool APIs to improve reliability and reduce cognitive load for language models.

Agent-Native Architecture

Implements a prompt-native engineering philosophy where AI agents achieve outcomes using primitive tools and natural language definitions rather than hard-coded workflows.

Ghost Admin API Endpoint Creator

Adds custom endpoints to the Ghost CMS Admin API to extend backend functionality and data access.

KrakenD Configuration Builder

Builds production-ready KrakenD API Gateway configurations with automated validation and edition-specific best practices.

Agent-Native Architecture

Design and build autonomous AI agents by defining outcomes in prompts rather than hard-coded workflows.

API Endpoint Exploration

Documents REST API endpoints through systematic empirical testing and response pattern analysis.

Mockoon CLI for API Mocking

Deploys production-ready mock API servers and transparent proxies to streamline API testing and debugging workflows.

Async Python Patterns

Implements high-performance asynchronous Python patterns using asyncio to build non-blocking, concurrent applications and APIs.

MCP Builder

Provides comprehensive guidance and best practices for building robust Model Context Protocol (MCP) servers in Python and TypeScript.

Error Handling Conventions

Standardizes error mapping, presentation, and recovery patterns to ensure consistent failure behavior across your codebase.

Laravel Data Writer

Generates and refactors Spatie Laravel Data classes using constructor property promotion and annotation-based validation to ensure type-safe data handling.