Callstack Engineers Courses

Bring Your Favorite Language to React Native - Using WebAssembly to Integrate Multiple Languages

Discover how to integrate native libraries in React Native using PolyGen, a toolkit that leverages WebAssembly to embed code from languages like Rust, Go, and COBOL without writing TurboModules.

• YouTube
• 24 minutes
• On-Demand
• Free Video

Master JavaScript Performance in React Native - Part 2

Dive into advanced JavaScript performance optimization for React Native with practical solutions for debouncing, Context API usage, Redux selectors, Concurrent React features, and off-thread processing using Worklets.

• YouTube
• 1 hour 11 minutes
• On-Demand
• Free Video

From Gaming to Productivity - How Microsoft Is Using React Native Across a Portfolio of Experiences

Microsoft's React Native applications: from gaming to productivity. Explore features, tools, and ecosystem contributions. Learn about React Native for Windows/macOS and its integration into Microsoft Office.

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

Connecting React Native App with Garmin Smartwatch

Explore the integration of React Native apps with Garmin smartwatches, unlocking new possibilities for sports and activity tracking through wearable technology.

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

Igniting React Native Upgrades with Flame AI

Discover Flame CLI, an AI-powered solution for effortless React Native app upgrades. Learn how this innovative tool leverages LLMs to streamline the upgrade process and reduce developer hassle.

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

Static Hermes - The Next Generation of Hermes

Explore Static Hermes, an evolution of JavaScript engines offering optional native code compilation for enhanced performance. Learn about its features, potential impact on React Native, and future of JavaScript development.

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

Hermes Hacking - Demystifying JavaScript Engines

Explore the inner workings of JavaScript engines, focusing on Hermes. Learn about bytecode, interpreters, garbage collectors, and hidden classes. Gain insights into Hermes's C++ codebase and make practical changes.

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

A Storybook About Testing

Explore Storybook for UI development, testing, and documentation. Learn to integrate stories with Jest, Testing Library, Puppeteer, and Cypress, saving time and effort in component isolation and visual regression testing.

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

Feature Driven Design - Microfrontends’ Best Friend

Explore feature-driven design for scalable microfrontends in React Native, enhancing modularity and team autonomy while avoiding common pitfalls in large-scale application development.

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

Lifting & Shifting Entire React Ecosystem into New Languages

Explore the process of migrating React, Jest, and GraphQL to a new language and system, accelerating maturity and uncovering hidden issues in React and TypeScript.

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

A Peek into React Navigation 7 - React Native 2023

Explore upcoming features in React Navigation 7, including the new optional static API. Learn about refinements and long-requested additions from the creator of React Navigation 5.

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

React Native Animations in 2023 and Beyond

Explore the latest trends, upcoming features, and best practices for React Native animations. Learn from a case study and gain insights to enhance your mobile app development skills.

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

Creating Design Systems in React Native

Explore scalable design system creation in React Native for Shopify apps, focusing on principles, UX optimization, and practical implementation strategies.

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

Build Your Mental Model of React's Rendering Behavior

Explore React's rendering system, build data-driven schemas, and develop a mental model to track elements and determine component updates. Gain insights for identifying performance issues and troubleshooting bugs.

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

Adding Modularity to Your React Native Library

Explore modular design for React Native libraries, focusing on react-native-permissions. Learn benefits, approaches, and implementation techniques to enhance your own library development.

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