Nodejs Guides

Mastering Node.js Database Migrations: Knex vs. Sequelize vs. Prisma

29 November 2025·1540 words·8 mins

Backend Development Node-Js Database Migrations Prisma Sequelize Knex PostgreSQL Best Practices

In the fast-paced world of backend development, the only constant is change. Your application’s data requirements today will almost certainly look different next month. This is where database migrations come in—they are the version control system for your database schema.

Mastering Node.js Observability: From OpenTelemetry to Custom APM Solutions

27 November 2025·2152 words·11 mins

Node.js DevOps Performance Architecture Node-Js Observability Opentelemetry Apm Monitoring Performance-Tuning Docker

It is 3:00 AM. Your pager goes off. The checkout service is experiencing high latency, but the CPU usage is flat. The logs are a chaotic stream of text, and you have no idea which database query is hanging the event loop.

The Ultimate Node.js Package Manager Showdown: npm vs. Yarn vs. pnpm

25 November 2025·1234 words·6 mins

Node Basics Web Development DevOps Node-Js Package-Managers Pnpm Yarn Npm Performance Best Practices

If you have been in the Node.js ecosystem for more than a week, you have likely stared into the abyss of a node_modules folder and wondered where all your disk space went.

Mastering E-commerce Payments: Integrating Stripe and PayPal APIs in Node.js

22 November 2025·1757 words·9 mins

Web Development Node.js Express Stripe PayPal E-Commerce API Design Security

Introduction # In the landscape of modern e-commerce, payment flexibility isn’t just a feature—it’s a requirement for conversion. As we move through 2025, users expect friction-free checkout experiences. If you force a user to search for a credit card when they prefer PayPal, you risk cart abandonment.

Mastering Node.js Streams: A Deep Dive into Readable, Writable, and Transform Streams

20 November 2025·1609 words·8 mins

Node Basics Performance Backend Architecture Node-Js Streams Performance ETL Memory-Management Backend Javascript

If there is one concept that separates a junior Node.js developer from a senior engineer, it’s Streams.

Serverless Node.js in 2026: The Ultimate Guide to AWS Lambda, Vercel, and Netlify

18 November 2025·2049 words·10 mins

Backend Architecture Serverless Node.js Performance Node.js AWS Lambda Vercel Netlify Serverless System Design DevOps

The era of managing EC2 instances for simple API endpoints is long behind us. By 2025, Serverless had firmly established itself not just as a utility for “glue code,” but as a primary architectural pattern for scalable, cost-effective Node.js applications.

Node.js vs. Go vs. Rust: The 2025 Backend Performance Showdown

15 November 2025·1496 words·8 mins

Backend Architecture Performance Engineering Node.js Node.js Golang Rust Benchmarking Backend-Performance Web Assembly

Introduction # As we settle into 2025, the debate over backend technologies has shifted from “which is the most popular” to “which is the most efficient.” For years, Node.js has been the default choice for startups and enterprises alike due to its vast ecosystem and the ubiquity of JavaScript.

Mastering Background Jobs in Node.js: A Deep Dive into Bull, Agenda, and Bee-Queue

13 November 2025·1539 words·8 mins

Backend Architecture Node.js Redis Mongodb Bull Agenda Performance System Design

In the world of high-performance Node.js applications, the Event Loop is king. But it is also a jealous king—it demands to be free. If you block the Event Loop with heavy computational tasks, image processing, or third-party API calls during an HTTP request, your application’s throughput will plummet.

Mastering Node.js Environment Variables: From dotenv to Native .env Support

11 November 2025·1422 words·7 mins

Node Basics Backend Architecture Security Node.js Dotenv Configuration Security Zod Best Practices Backend

Configuration management is the silent backbone of any robust backend application. If you’ve ever accidentally committed an API key to GitHub or spent hours debugging why your application is connecting to the production database while running locally, this article is for you.

Mastering Node.js Memory Management: A Deep Dive into V8 GC and Leaks

8 November 2025·2186 words·11 mins

Performance Node.js Internals Backend Engineering Node-Js V8-Engine Memory-Leaks Garbage-Collection Profiling Performance-Tuning

Mastering Node.js Memory Management: A Deep Dive into V8 GC and Leaks # If you have been working with Node.js in a production environment for any significant amount of time, you have almost certainly encountered the dreaded FATAL ERROR: Ineffective mark-compacts near heap limit Allocation failed - JavaScript heap out of memory.