API Development Agent Skills

Umbraco MCP Development Patterns

Provides standardized patterns and best practices for building Model Context Protocol (MCP) servers using the Umbraco MCP SDK.

TALL Stack & DDEV Development

Streamlines Laravel development using the TALL stack and DDEV by enforcing architecture standards and automating containerized environment commands.

Backend Architecture Patterns

Implements scalable server-side architectures, RESTful API designs, and database optimization strategies for Node.js and Next.js applications.

.NET Tactical DDD

Implements rich domain-driven design patterns in .NET backend APIs to eliminate anemic models and enforce business invariants.

API Design Principles

Architects robust, scalable, and developer-friendly REST and GraphQL APIs using industry-standard patterns and best practices.

Fullstack Project Scaffolder

Bootstraps a production-ready fullstack environment using FastAPI, React, TypeScript, and Docker with optimized package management.

Node.js Backend Patterns

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

Backend Architecture Patterns

Implements industry-standard architectural patterns including Clean Architecture, Hexagonal Architecture, and Domain-Driven Design for scalable backend systems.

Resilient Error Handling Patterns

Implements robust error handling strategies across multiple programming languages to improve application reliability and developer experience.

Microservices Architecture Patterns

Implements robust distributed system patterns including service decomposition, event-driven messaging, and fault-tolerant communication.

FastAPI Project Templates

Generates production-ready FastAPI project structures featuring asynchronous patterns, dependency injection, and scalable architecture.

Error Handling Patterns

Implements robust error handling strategies and resilient architectural patterns across multiple languages to enhance application reliability.

Authentication & Authorization Patterns

Implements secure access control systems using industry-standard patterns like JWT, OAuth2, and Role-Based Access Control (RBAC).

Async Python Patterns

Implements high-performance asynchronous Python patterns using asyncio and concurrent programming techniques.

Error Handling Patterns

Implements robust error handling strategies and resilience patterns across multiple programming languages to build fault-tolerant applications.

Async Python Patterns

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

Langdock API Integration

Integrates Langdock's AI assistants, knowledge retrieval, and RAG pipelines into custom applications using Python or Node.js.

MCP State Management

Manages data persistence and session tracking for OpenAI Apps SDK widgets across conversation turns.

MCP Tool Design for OpenAI Apps SDK

Guides the creation of robust, secure, and well-documented MCP tools for the OpenAI Apps SDK using standardized schemas and behavioral hints.

Langdock Action Patterns

Streamlines the creation of production-ready Langdock integration actions using standardized patterns for API authentication, request handling, and metadata formatting.

Langdock API Operations

Manage Langdock assistants, knowledge folders, and usage analytics through specialized API integrations and CLI tools.

MCP Server Architecture

Provides architectural guidance and implementation patterns for building Model Context Protocol (MCP) servers with the OpenAI Apps SDK.

Langdock Parallel Actions

Optimizes Langdock action performance by implementing parallel API execution patterns and fault-tolerant request handling.

Node.js Backend Architect

Implements production-ready Node.js backend services using Express or Fastify with industry-standard architectural patterns and TypeScript.

Rust Development Specialist

Builds high-performance, memory-safe applications using modern Rust 1.92+ patterns including Axum, Tokio, and SQLx.

Data Format Specialist

Optimizes data structures and serialization patterns to maximize LLM token efficiency and application performance.

Modern JavaScript Specialist

Streamlines modern JavaScript development with expert guidance on ES2024+ features, cross-runtime compatibility, and high-performance backend frameworks.

TypeScript & Next.js Fullstack Specialist

Accelerates full-stack development using TypeScript 5.9, React 19, and Next.js 16 with rigorous type-safe API patterns.

MCP Server Builder

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

FastAPI Architecture Patterns

Implements scalable layered architecture for FastAPI projects using SQLAlchemy 2.0 and dependency injection.