Realtime Backend System Design with WebSockets

Our verdict: worth it — as long as the Development skills on the syllabus match what you actually want to learn. The regular price for Realtime Backend System Design with WebSockets on Udemy is $169.99. With the coupon code on this page, that falls to $11.99 — a saving of $158.00, or 93% off the standard rate Spread across 11h 30m of on-demand video, that works out to roughly $1.04 per hour of content — cheaper than a single chapter of most printed Development textbooks.

A cheap price means nothing if the material is thin — here the syllabus is organized around usable outcomes. Hussein Nasser walks you through system Design for Real-Time backend scaling, the Internals of WebSockets, and how WebSockets Work — skills meant to be used, not just watched. It has already been taken by 5,216 students and holds a 4.2-star average from verified reviews, which suggests the content holds up once learners actually apply it.

Check the prerequisites before you commit: Fundamentals of Backend Engineering. Best suited to learners who already have footing in Development. Plan for roughly 11h 30m of on-demand video at your own pace. Lessons are delivered in English.