Node.js Archives - Page 2 of 3

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From Latency to Lightning: Building Scalable P2P Video with WebRTC and Node.js

May 19, 2026

Ditch the expensive server-side relaying. Learn to build high-performance, peer-to-peer video calls using WebRTC and Node.js with this hands-on technical guide.

Programming

Node.js Worker Threads: Solving the CPU-Intensive Bottleneck in Production

May 18, 2026

Boost your Node.js performance by offloading CPU-bound tasks to Worker Threads. This guide covers thread pooling, memory sharing with SharedArrayBuffer, and real-world monitoring.

Programming

Lightweight Real-time Notifications: Mastering Server-Sent Events (SSE) in Node.js

May 18, 2026

Discover why Server-Sent Events (SSE) are often a better, more lightweight choice than WebSockets for real-time notifications in Node.js applications.

Programming

Hunting Node.js Memory Leaks: A Practical Guide to Chrome DevTools and Heap Snapshots

May 14, 2026

Master the 'Three Snapshot' technique using Chrome DevTools to pinpoint and fix Node.js memory leaks. A senior developer's guide to stabilizing the V8 heap and preventing OOM crashes.

Programming

NestJS Event Sourcing and CQRS: Lessons from a High-Stakes Production System

May 12, 2026

Learn how to build resilient, audit-proof systems using NestJS Event Sourcing and CQRS. Real-world insights on Sagas, Snapshots, and event versioning from 6 months in production.

Programming

Stop Crashing Your Apps: A 6-Month Production Review of Web Streams

May 11, 2026

Learn how the Web Streams API can slash your application's memory usage. A technical deep dive into processing massive datasets in Node.js and the browser with constant low memory overhead.

Security

Hardening JWT: Real-World Lessons from 6 Months in API Production

May 2, 2026

Practical JWT security lessons from 6 months in production. Learn why you should migrate to RS256, how to handle revocation with Redis, and how to stop 'none' algorithm attacks.

Programming

Mastering Bun.js: The High-Performance JavaScript Runtime for Modern APIs and CLI Tools

May 1, 2026

Learn how to transition from Node.js to Bun.js for superior performance. This guide covers installation, project configuration, and production monitoring for APIs and CLI tools.

Programming

Reliable Microservices: Implementing the Transactional Outbox Pattern with Node.js

April 23, 2026

Don't let network blips break your data consistency. Discover how to use the Transactional Outbox Pattern with Node.js and PostgreSQL to build bulletproof event-driven systems.

Programming

Making Node.js Apps Resilient: A Practical Guide to Retries and Exponential Backoff

April 20, 2026

API failures are inevitable. Learn how to handle them gracefully in Node.js using exponential backoff, jitter, and smart retry logic to improve system reliability.