A guide to the advanced React skills used by the very best React developers.React in Depth teaches the React libraries, tools and techniques that are vital to build amazing apps. You’ll put each skill you learn into practice with hands-on projects like a goal-focused task manager, expenses tracker, and custom UI library.In React in Depth you will learn how to:Assess technologies in the React ecosystemImplement advanced component patterns to improve React codeOptimize React performance for a smooth user experienceUse developer tooling for better code maintenance and debuggingWork with TypeScript for type safetyUse CSS in JavaScript for efficient stylingManage data in React, including remote data and reactive cachingUnit test React components for quality assurance and bug preventionUse popular React frameworks for building production-ready applicationsReact in Depth focuses on the modern best practices of React development, with full and up-to-date coverage of the latest features and changes to the React ecosystem. This book highlights the advanced techniques that turn a React pro into a React wizard, and how you can future-proof your career by mastering new React technologies as they emerge.About the technologyWhat does knowing React in depth mean? It means writing clean, modular code that you can test and refactor. It means applying design patterns and architectural principles to real-world problems. It means collaborating effectively with other developers and harnessing the power of React’s rich ecosystem. That’s exactly what this book delivers!About the bookReact in Depth teaches you the best practices of React development, with up-to-date coverage of the React ecosystem. In it, you’ll learn how to put NextJS, Remix, TypeScript, and more in your React toolbox. You’ll explore advanced topics like component patterns, optimization techniques, and developer tooling. Along the way, you’ll collect pro tips for creating applications that can scale without sacrificing performance or stability. Each skill is proven with hands-on examples, from a weather app to a Wordle clone.What's insideOptimize React performanceUse CSS in JavaScriptManage data in ReactUnit test React componentsAbout the readerFor web developers familiar with the basics of React.About the authorMorten Barklund works as a staff fullstack engineer at Corti, a leading AI healthtech startup. Table of ContentsDeveloper’s guide to the React EcosystemAdvanced component patternsOptimizing React performanceBetter code maintenance with developer toolingTypeScript: Next-level JavaScriptMastering TypeScript with ReactCSS in JavaScriptData management in ReactRemote data and reactive cachingUnit-testing ReactReact website frameworksProject: Build an expense tracker with RemixProject: Create a React UI libraryProject: Develop a word game in React