Series

Backend Engineering Fundamentals

Backend engineering concepts explained from first principles. Each post digs into what actually happens under the hood, from the Node.js Event Loop to Worker Threads and beyond, so you can build and run production systems with confidence.

Oct 22, 2026
Oct 22, 20267 min read
Node.js Is "Asynchronous," But That Doesn't Mean It Can't Freeze
Ask a developer what makes Node.js special, and you'll hear the same answer almost every time: "It's asynchronous and non-blocking." That answer is true. It's also dangerously incomplete. Many people
7 min read

Posts in this series

Node.js Is "Asynchronous," But That Doesn't Mean It Can't Freeze