nodejs-backend-patterns

To implement JWT-based authentication in a Node.js backend, use JSON Web Tokens to securely verify user identities. This Skill provides patterns for integrating JWT with Express.js and Fastify, handling authorization middleware, and securing endpoints.

The best way to structure middleware for error handling and logging in Express.js is applying centralized middleware patterns. This Skill outlines best practices for rate limiting, standardizing API response formats, and capturing errors consistently across routes.

To integrate SQL and NoSQL databases into a Node.js REST API, utilize database integration patterns with pg and mongoose. This Skill guides connecting PostgreSQL and MongoDB, ensuring scalable data management within Express.js or Fastify services.

Yes, this Node.js backend pattern guidance supports both Express.js and Fastify. It provides best practices for creating REST APIs and GraphQL backends across both frameworks, allowing you to choose based on your performance and architecture needs.

To improve Node.js backend performance with caching and security middleware, implement specific caching strategies and use Helmet, CORS, and Compression. This Skill details how to apply these dependencies to enhance response times and secure API endpoints.