Why You Need to Close Sockets

Hussein Nasser’s got your backend covered—from OS fundamentals and Node.js internals to networking, databases, NGINX, and Python. He lays out a treasure trove of courses (many with Udemy coupons), full YouTube shows, and playlists that take you step by step through debugging, architecture, and performance tuning.

Beyond video deep dives, you can tune into his Backend Engineering Podcast, join his YouTube membership for exclusive content, follow him on Medium, or even buy him a coffee. Plus, he shares all the must-have tools (think Canva for slide design) to keep your engineering game on point.

Watch on YouTube