JSConf Courses

Real World Connectivity - Beyond the Bubble

Exploring global internet connectivity, user demographics, and data costs to reshape web design and development perspectives for a more inclusive digital world.

• YouTube
• 29 minutes
• On-Demand
• Conference Talk

CSS and the Hierarchy Problem - What Makes a CSS Developer?

Exploring hierarchies in CSS development, challenging categorizations between roles, and addressing diversity issues in the field to promote inclusivity and value all contributions.

• YouTube
• 29 minutes
• On-Demand
• Conference Talk

Preact - Into the Void 0

Explore Preact's internals, demystifying JSX, Virtual DOM, and DOM diffing. Gain insights into performance optimizations and the inner workings of this lightweight React alternative.

• YouTube
• 28 minutes
• On-Demand
• Conference Talk

JavaScript Engines - How Do They Even?

Explore JavaScript engine internals, compilation techniques, and performance optimization. Learn how to write efficient code for modern JS engines and understand their inner workings.

• YouTube
• 25 minutes
• On-Demand
• Conference Talk

Alexander Pope - ServiceWorkers Outbreak

Explore the cautionary tale of a ServiceWorker disaster caused by a typo, learning crucial lessons about technology management and best practices in web development.

• YouTube
• 25 minutes
• On-Demand
• Conference Talk

A Cartoon Intro to WebAssembly

Explore WebAssembly's speed and potential through cartoons, understanding its basics, performance benefits, and why it's considered the future of web development.

• YouTube
• 30 minutes
• On-Demand
• Conference Talk

Immutable Data Structures for Functional JS

Explore immutable data structures for efficient functional JavaScript programming, enhancing performance and memory usage while maintaining code integrity and avoiding side effects.

• YouTube
• 27 minutes
• On-Demand
• Conference Talk

The Ethics of the Internet of Things

Explore ethical challenges in IoT innovation, drawing insights from biomedical and engineering industries to address potential risks and ensure responsible development of connected devices.

• YouTube
• 25 minutes
• On-Demand
• Conference Talk

How It's Made - Opening JSConf EU

Behind-the-scenes look at creating JSConf EU's opening performance, exploring web technologies and JavaScript's role in crafting an innovative and memorable show for the conference.

• YouTube
• 40 minutes
• On-Demand
• Conference Talk

Load Testing Your Node Application

Learn techniques for load testing Node.js applications, including goals, metrics, tools, and best practices. Explore Artillery and other libraries to optimize performance under high traffic.

• YouTube
• 27 minutes
• On-Demand
• Conference Talk

High Performance Architecture of Stack Overflow

Discover Stack Overflow's high-performance architecture, serving millions of developers with incredible efficiency. Learn planning, implementation, and measurement techniques for optimizing web server performance.

• YouTube
• 33 minutes
• On-Demand
• Conference Talk

Evolution of the Web

Insights into web evolution through W3C processes, highlighting developer involvement and the distinction between web and internet development. Learn to influence web standards.

• YouTube
• 31 minutes
• On-Demand
• Conference Talk

Bootstrapping a Live Streaming React Web App

Discover how to build a live streaming web app using React, focusing on performance optimization and implementation strategies for this essential modern feature.

• YouTube
• 35 minutes
• On-Demand
• Conference Talk

Vision - Improve Your Workflow

Discover a tool for simulating API responses, enabling edge case testing and improved React Native development workflow. Khang Hoang shares insights on debugging and dev tools.

• YouTube
• 21 minutes
• On-Demand
• Conference Talk

Electron - A Community Story

Discover how Electron's community-driven approach led to its success, from a single user to daily app releases. Learn strategies for building and nurturing an open-source project community.

• YouTube
• 25 minutes
• On-Demand
• Conference Talk