Learning TypeScript

“This book is a must-read for anyone serious about mastering TypeScript.”
—Dan Vanderkam, Author of Effective TypeScript

“Josh does a fantastic job making TypeScript approachable and fun. You’ll go from confused to confident in no time.”
—Ali Spittel, Director of Developer Experience at AWS Amplify

“Learning TypeScript is comprehensive, clear, and practical—a great starting point for developers of all levels.”
—Wes Bos, Full Stack Developer & Educator

Learning TypeScript

Learning TypeScript by Josh Goldberg is an approachable, thorough introduction to TypeScript that will help you understand the language and its powerful type system. Whether you’re adding TypeScript to an existing JavaScript project or starting from scratch, this book is your guide.

TypeScript helps developers write safer, more robust, and easier-to-understand code. This book walks you through:

• Understanding the core principles of static typing
• Gradually adding types to JavaScript code
• Using TypeScript with modern frameworks and libraries
• Leveraging advanced typing features like generics and conditional types

By the end of the book, you’ll be able to:

• Use TypeScript to catch bugs before they happen
• Work confidently with types, interfaces, and enums
• Write better code for both frontend and backend projects
• Understand how TypeScript improves developer experience
• Build fully typed applications and libraries
• Use modern TypeScript tooling and ecosystem

Written with clarity and packed with real-world examples, Learning TypeScript teaches you not just how to use TypeScript—but how to think in TypeScript. It empowers JavaScript developers to write code that scales and lasts.

Whether you’re a beginner or experienced JavaScript developer, this book is your step-by-step guide to mastering TypeScript.

You’ll learn to write robust, readable, and reliable code—like a TypeScript pro.