nodejs-patterns

Generate Express API structures with layered architecture and error handling.

11|4|Updated Feb 9, 2026
One-click install
npx skills add https://github.com/wpank/ai --skill nodejs-patterns-wpank
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Skill: nodejs-patterns
Source: https://github.com/wpank/ai/tree/main/skills/backend/nodejs-patterns
Command: npx skills add https://github.com/wpank/ai --skill nodejs-patterns-wpank

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill provides battle-tested patterns and best practices for building scalable, maintainable Node.js backend applications, reducing boilerplate and common errors.

Core Features & Use Cases

  • Layered Architecture: Implements a clean separation of concerns (controllers, services, repositories).
  • Robust Error Handling: Includes custom error classes and a global error handler.
  • Validation & Auth: Integrates Zod for request validation and JWT for authentication.
  • Database & Caching: Demonstrates patterns for PostgreSQL connection pooling, transactions, and Redis caching.
  • Use Case: When starting a new Express or Fastify API, use these patterns to quickly set up a well-structured project with built-in security and data management features.

Quick Start

Use the nodejs-patterns skill to generate a basic Express API structure with layered architecture and error handling.

Frequently Asked Questions about nodejs-patterns

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I structure a scalable Node.js backend with TypeScript?

Structure scalable Node.js backends using a layered architecture that cleanly separates controllers, services, and repositories. This pattern enforces separation of concerns, reducing boilerplate and ensuring application maintainability as the codebase expands.

What's the best way to handle errors in an Express or Fastify API?

Handle Express or Fastify API errors using custom error classes paired with a global error handler. This robust error handling approach centralizes exception management, preventing unhandled rejections and standardizing error responses across your backend.

How do I validate API requests and set up JWT authentication in Node.js?

Validate API requests and set up JWT authentication by integrating Zod for schema validation alongside JSON Web Tokens. This combination secures Node.js endpoints by verifying request payloads and authenticating users before processing.

Can I use PostgreSQL connection pooling and Redis caching in a Node.js backend?

You can use PostgreSQL connection pooling and Redis caching in a Node.js backend by applying established database integration patterns. These patterns manage transactions efficiently, while Redis caching accelerates data retrieval for high-performance applications.

Does this Node.js backend pattern support both Express and Fastify?

Yes, the Node.js backend patterns support both Express and Fastify frameworks. They provide production-ready setup structures for either framework, allowing you to quickly initialize a well-architected API with built-in security and data management features.