• Muhammad Usman Nadeem
• April 19, 2026
• Backend Development
• 2026, API Development, Backend Development, Express.js, Freelance Developer, javascript, Node.js, Node.js Tutorial, REST API, web development
• 0 Comments

If you’ve ever tried to build a backend that doesn’t fall apart the moment 500 users hit it simultaneously, you already know that writing a REST API and writing a scalable REST API are two completely different things. I’m Usman Nadeem, a freelance Node.js developer based in Lahore, Pakistan. As a freelance Node.js developer, I’ve built APIs for SaaS platforms, …