소개
This skill provides Claude with comprehensive expertise in designing and implementing robust Node.js applications using frameworks like Express and Fastify. It guides users through essential backend concepts including layered architecture (Controller-Service-Repository), dependency injection, and type-safe schema validation. Whether you are building RESTful APIs, GraphQL servers, or microservices, this skill ensures your code follows industry standards for maintainability, security, and high performance while providing boilerplate for error handling and database integration.