Table of Contents

  • API Design Principles

  • Performance Optimization

Building Scalable APIs with Node.js

January 12, 2024

Michael Johnson

Learn how to design and implement robust, scalable APIs using Node.js, Express, and modern development patterns.

Node.js
API
Backend
Express
Performance

Building scalable APIs is crucial for modern web applications. This guide covers essential patterns and practices for Node.js API development.

API Design Principles

RESTful Architecture: Clean, predictable resource-based URLs

Error Handling: Consistent error responses and status codes

Performance Optimization

typescript
3const express = require('express');
4const rateLimit = require('express-rate-limit');
5
6const limiter = rateLimit({
7  windowMs: 15 * 60 * 1000, // 15 minutes
8  max: 100 // limit each IP to 100 requests per windowMs
9});
10
11app.use('/api/', limiter);

These patterns ensure your API can handle growth and maintain reliability at scale.