Hussein Nasser Courses

The Anatomy of Node Packages

Discover how Node.js packages are structured internally, exploring their architecture and components to understand backend development fundamentals in this 33-minute deep dive.

• YouTube
• 33 minutes
• Self-Paced
• Free Video

Socket Management and Kernel Data Structures in Operating Systems

Explore socket management in operating system kernels, including connections, queues, sharding, and buffers for effective backend performance.

• YouTube
• 30 minutes
• Self-Paced
• Free Video

Asynchronous IO in Postgres 18 - The Backend Engineering Show

Explore Postgres 18's groundbreaking asynchronous IO features including worker and io_uring modes, comparing sync vs async calls and uncovering performance improvements for database operations.

• YouTube
• 40 minutes
• Self-Paced
• Free Video

Six Stages of Software Engineering Growth and Development

Explore the six evolutionary stages of software engineering mastery, from understanding and articulating technology to recognizing limitations and finding appreciation for existing solutions.

• YouTube
• 37 minutes
• Self-Paced
• Free Video

When to Use Threads - Understanding IO Blocking, CPU Intensive, and High Volume Tasks

Discover when and why to implement threading in applications, from handling IO blocking tasks to managing CPU-intensive operations and processing high-volume tasks efficiently.

• YouTube
• 30 minutes
• Self-Paced
• Free Video

Setting Up an HTTP/3 Reverse Proxy with MITMProxy

Learn how to set up and configure an HTTP/3 reverse proxy using mitmproxy v11, covering certificate setup, ALT-SVC headers, and connection testing for modern web protocols.

• YouTube
• 13 minutes
• Self-Paced
• Free Video

Understanding HTTP/2 Limitations - Head of Line Blocking

Explore the limitations of HTTP/2 protocol, focusing on head-of-line blocking issues in concurrent streaming and how HTTP/3 addresses these challenges.

• YouTube
• 13 minutes
• Self-Paced
• Free Video

Understanding Long Polling - Design Patterns for Backend Communication

Discover how long polling optimizes backend communication by reducing chattiness and improving real-time data retrieval, with practical implementation tips and timeout handling strategies.

• YouTube
• 28 minutes
• Self-Paced
• Free Video

kTLS - Kernel Level TLS

Explore kernel-level TLS implementation, moving encryption from userspace to kernel and NIC hardware for improved performance and zero-copy operations.

• YouTube
• 21 minutes
• Self-Paced
• Free Video

HTTP Graceful Shutdown - The Backend Engineering Show

Discover how to gracefully close HTTP connections in backend systems, covering HTTP/1.1 connection headers and HTTP/2 GOAWAY frames to prevent resource issues and handle client cleanup.

• YouTube
• 25 minutes
• Self-Paced
• Free Video

B-Tree vs B+Tree in Production Database Systems

Explore practical B-Tree and B+Tree implementations in production databases like PostgreSQL and MySQL, understanding performance benefits and real-world considerations.

• YouTube
• 42 minutes
• Self-Paced
• Free Video

WebTransport is a Game Changer Protocol

Discover WebTransport's revolutionary approach to web communication, exploring its multiplexing capabilities, real-time bidirectional streaming, and advantages over WebSockets and gRPC.

• YouTube
• 31 minutes
• Self-Paced
• Free Video

Node.js HTTP Module - Understanding Connection and Request Events

Dive into Node.js HTTP module fundamentals, exploring connection events, request handling, and streaming through practical examples with curl, browsers, and telnet.

• YouTube
• 26 minutes
• Self-Paced
• Free Video

Long Polling - Backend Communication Techniques

Explore backend communication techniques including polling, pushing, and long polling with their pros and cons in this engineering-focused episode.

• YouTube
• 26 minutes
• Self-Paced
• Free Video

Primary Key vs Secondary Key - What You Probably Didn't Know

Uncover the crucial differences between primary and secondary keys and their impact on database performance in this focused technical discussion.

• YouTube
• 11 minutes
• Self-Paced
• Free Video