Fundamentals of Backend Engineering course on Udemy, created by Hussein Nasser
, focuses on core communication design patterns, protocols, and the interaction between operating systems and backend applications. Course Overview Instructor: Hussein Nasser Content Length: Approximately 19.5 hours of video content. High-rated bestseller with a 4.7 out of 5 rating from over 7,000 students. Core Curriculum & Key Topics
The course moves beyond high-level frameworks to explore the fundamental infrastructure of backend systems. Communication Design Patterns:
Sync vs. Async, Pushing Notifications, Pulling/Polling, Long Polling, Server-Sent Events, and Publish-Subscribe. Protocols: In-depth study of HTTP/1.1, HTTP/2, and HTTP/3
, as well as gRPC, WebRTC, WebSockets, and secure communication via TLS 1.2/1.3 Networking Fundamentals: OSI 7 Layers, IP, UDP, and TCP protocols. OS & Kernel Interaction:
Understanding how the OS kernel communicates with applications, including threads, processes, and asynchronous I/O in Linux. Backend Execution:
How backends accept connections, manage listeners, acceptors, and readers, and handle reading/sending data buffers. Additional Resources GitHub Notes:
Community-contributed notes and summaries for the course can be found on GitHub by MohamedAEmara , which includes detailed breakdowns of each section. Related Courses: This course is often part of a bundle including Fundamentals of Operating Systems Fundamentals of Network Engineering link to the course on which order to take Hussein Nasser's backend courses? Fundamentals of Backend Engineering - Udemy udemy fundamentals of backend engineering
The Udemy course Fundamentals of Backend Engineering (formerly Fundamentals of Backend Communications and Protocols), created by Hussein Nasser, is a high-rated intermediate-level deep dive into how backend systems work beneath the application layer.
Instead of teaching specific languages (like Python or Java), it focuses on the architectural patterns and networking protocols that power every modern backend system. 1. Core Curriculum & Modules
The course is structured around how information moves through a network and how servers manage that data.
Communication Design Patterns: Covers major architectural patterns including: Request-Response: The standard web interaction. Publish-Subscribe: Used for real-time messaging systems.
Short vs. Long Polling & Push: Methods for server-to-client updates.
Networking Protocols: Deep technical dives into transport and application layers:
HTTP Evolution: Covers the differences and mechanics of HTTP/1.1, HTTP/2, and HTTP/3 (QUIC). Fundamentals of Backend Engineering course on Udemy, created
Specialized Protocols: Lessons on gRPC, WebRTC, and WebSockets.
Security Protocols: Detailed look at TLS 1.2, 1.3, and 0-RTT handshakes.
OS & Backend Interaction: Explains how the OS Kernel manages application requests, specifically processes, threads, and asynchronous I/O in Linux.
Proxies & Services: Mastery of Reverse Proxies, Sidecars, and Service Meshes (crucial for microservices). 2. Course Specifications & Value
Content Volume: Approximately 16 hours of on-demand video across 55+ lectures.
Resources: Includes 5 articles, 37 downloadable resources, and a certificate of completion.
Audience: Best for developers with 1–2 years of programming experience who want to move from "building apps" to "designing systems". Section 2: API Design & RESTful Principles You
Cost: Often listed around $94.99, but frequently available for $15–$20 during Udemy sales. 3. Why This Course is Unique
Reviewers from platforms like Substack and Reddit highlight its shift away from "framework-hopping". While many courses teach how to use Django or Spring Boot, this course teaches the underlying mechanisms (like multiplexing or stateful vs. stateless communication) that these frameworks use under the hood. AI responses may include mistakes. Learn more
You will build a "Bookstore API" from scratch.
Most backend courses start here, but they often skip the why.
Understanding HTTP isn't just about knowing GET vs. POST. It’s about understanding the stateless nature of the web. A fundamental concept often covered in these courses is Idempotency.
GET, PUT, and DELETE are idempotent. POST is not. This distinction is critical when handling network failures. If a client sends a payment request (POST) and times out, should they retry? If they do, they might get charged twice. Understanding this leads to better API design and the use of idempotency keys.The crown jewel of backend work is the API (Application Programming Interface).
/users, /products/123).Yeni Eklenenler
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