JSConf Courses

Connecting WebViews and Native Properly - Webview Request Protocol

Explore Webview Request Protocol (WRP), an abstraction layer using Protobuf service schema to enhance WebView and native communication in mobile app development.

• YouTube
• 24 minutes
• Self-Paced
• Conference Talk

Printing Receipts with React - How to Create POS with JavaScript

Explore the challenges and solutions in building a Point of Sale system with React, focusing on receipt printing and hardware integration for a real-world application.

• YouTube
• 22 minutes
• Self-Paced
• Conference Talk

The Secret Web Performance Metric No One Is Talking About

Exploring user patience as a crucial web performance metric for emerging markets, focusing on designing for unreliable connections and diverse user experiences in Africa.

• YouTube
• 27 minutes
• Self-Paced
• Conference Talk

The Journey About How I Fixed a Bug in the Node.js Core That Affected Thousands of Packages

Explore the process of fixing a critical Node.js core bug, from issue identification to implementation, and learn how to contribute to open-source projects effectively.

• YouTube
• 22 minutes
• Self-Paced
• Conference Talk

Accessibility with Svelte - Beyond Compiler Warnings

Explore advanced accessibility techniques in Svelte, focusing on dynamic changes, user settings, and complex components. Learn to create inclusive web experiences beyond basic compiler warnings.

• YouTube
• 28 minutes
• Self-Paced
• Conference Talk

The Next Exciting JavaScript Feature - Records & Tuples

Explore the upcoming "Records & Tuples" ECMAScript proposal, introducing immutable primitives to JavaScript. Learn their capabilities, use cases, and potential impact on development practices.

• YouTube
• 24 minutes
• Self-Paced
• Conference Talk

How to Fail Successfully

Strategies for overcoming non-technical challenges faced by software engineering interns, including imposter syndrome and minority-specific anxieties, with advice for managers on supporting new interns.

• YouTube
• 24 minutes
• Self-Paced
• Conference Talk

Understanding and Optimizing Interaction to Next Paint - INP

Discover Interaction to Next Paint (INP), a new metric for assessing web page responsiveness. Learn its importance, measurement techniques, and optimization strategies for improved user experience.

• YouTube
• 24 minutes
• Self-Paced
• Conference Talk

It's the Markup That Matters

Explore how markup impacts accessibility in web development, focusing on DOM, Accessibility APIs, and the future Accessibility Object Model for creating user-centric websites.

• YouTube
• 33 minutes
• Self-Paced
• Conference Talk

How Your Bundle Size Affects The Climate

Explore the environmental impact of large JavaScript bundles and learn strategies to reduce your website's CO2 footprint through optimized code and resource management.

• YouTube
• 26 minutes
• Self-Paced
• Conference Talk

Communicating Intention with Functional TypeScript

Explore functional TypeScript techniques to write clearer, more intentional code. Learn to leverage TypeScript features and functional programming practices for improved code readability and maintainability.

• YouTube
• 32 minutes
• Self-Paced
• Conference Talk

Documentation - The Missing Pieces

Explore techniques to make documentation more inclusive and approachable for beginners, career-transitioners, and cross-domain learners. Learn to strengthen technical writing skills and avoid common oversights.

• YouTube
• 29 minutes
• Self-Paced
• Conference Talk

Offline IoT - Building Resilient Connected Devices without the Internet

Explore building secure, resilient smart spaces using existing standards and JavaScript on low-powered devices, without relying on constant internet connectivity.

• YouTube
• 30 minutes
• Self-Paced
• Conference Talk

DX is UX

Explore how developer experience impacts product quality and team efficiency. Learn strategies to enhance codebase usability, streamline processes, and create a more enjoyable development environment.

• YouTube
• 29 minutes
• Self-Paced
• Conference Talk

The Emotional Chaos of Deploying Code

Explore the hidden emotional impact of code deployments across different roles in a company and learn strategies for managers to mitigate negative effects and create a better work environment.

• YouTube
• 26 minutes
• Self-Paced
• Conference Talk