API Design Principles

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

This skill equips Claude with a deep understanding of modern API architecture, helping developers build intuitive and robust interfaces that stand the test of time. It covers the full spectrum of API development, from resource-oriented RESTful design and HTTP semantics to schema-first GraphQL patterns and N+1 query prevention. Whether you are bootstrapping a new microservice, refactoring legacy endpoints for better usability, or establishing organization-wide API standards, this skill provides the architectural blueprints and implementation examples necessary to delight frontend developers and ensure system scalability.

Key Features

01Standardized pagination, filtering, and error handling strategies
02237 GitHub stars
03N+1 problem prevention patterns using DataLoaders
04Advanced GraphQL schema-first development and resolver logic
05Multiple API versioning techniques for long-term maintenance
06Comprehensive RESTful resource-oriented design patterns

Use Cases

01Refactoring legacy endpoints to improve developer experience and performance
02Designing a new public-facing API from scratch with consistent standards
03Migrating backend services from REST to GraphQL architectures