Learn TypeScript

Turn your shaky JavaScript into type safe code with a deep understanding of TypeScript.

Author

Boot.dev Team

Our expert in-house course authors are tenured software developers whose love for coding is only outstripped by a love for crafting addicting lessons.

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Join 15,773 students from companies like

20 Hours

of content

105 Addicting

lessons

Earn a certificate

of completion

Learn online

at your pace

What will you learn?

Master TypeScript from start to finish in this immersive, hands-on course. TypeScript's meteoric rise in popularity, both on the frontend and backend, has brought demand for TypeScript developers to among the highest in the industry. In this course you'll learn all the fundamentals of the language while solving real-world type challenges each step of the way.

Chapter List

Types

Learn the basic types in TypeScript and the syntax for using them

Functions

Learn how to write type-safe functions with TypeScript's robust type system.

Unions

Learn how to declare and use union types in TypeScript to allow variables to hold multiple types

Arrays

Learn to work with typed arrays in TypeScript, including syntax, generics, unions and type inference

Objects

Learn how to work with object types in TypeScript

Tuples

Learn how to use tuples in TypeScript

Intersections

Learn the basics of intersections in TypeScript

Interfaces

Discover the core principles of interfaces in TypeScript

Enums

Practice using enums in TypeScript

Type Narrowing

Learn how TypeScript uses type narrowing to infer more about your code.

Classes

Learn about TypeScript's class features, including class syntax, access modifiers, inheritance, interfaces, and more.

Utility Types

Learn about some utility types that can come in handy in TypeScript.

Generics

Learn how to create reusable components with type parameters in TypeScript

Conditional Types

Learn how to create types that react dynamically to other types using TypeScript's powerful conditional type system.

Local Development

Learn how to set up and optimize your TypeScript development environment.

Browse Lessons

Join 15,773 students in the Learn TypeScript course

Read reviews of their learning experiences

Great course overall and engaging environment. Well structured and thought through examples. Some tiny details here and there regarding clarity with Assignments but overall great.

(5/5)

Srdan

Serbia

good

(5/5)

kyler

Da Nang, Vietnam

its a great course give good dopamine each chapters. btw the on YouTube there is the best explanation of this course available

(5/5)

Mohammedsami Sheth

India

Beginner friendly course

(4/5)

Pratik

Nepal

I would like it to inlcude more practical stuff about development instead of obsessing over weird and hardly ever use syntax.. Otherwise nice course

(3/5)

Nest Tube

Greece

Spans every important concepts in TS Highly Recommended

(5/5)

Ahmed Shehab

Egypt

Really enjoyable course, a lot of fun to study and work on. Generics are tough so if you get stuck checkout the WDS BD video on youtube!

(4/5)

Jon Mann

United Kingdom

Really nice way to finally understand some of the more advanced features of typescript. This platform has a nice way of small bite-sized exercises that make it quite nice to digest the info as you go.

(5/5)

Alexander Garcia

Missouri, USA

good

(5/5)

Eric Gabriel Manabat

Philippines

Showing 1-9 of 169

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Mediocrity doesn't cut it anymore

The only way to become a great developer is to write a lot of code

Avoid tutorial hell

by writing a ton of code

Stay motivated with

a game-like curriculum

Build portfolio projects

to prove your skills

Delve deeper

into foundational concepts

Learn flexibly online

without interrupting your life

For 1% the price of college

to minimize your financial risk

Frequently asked Questions

Got questions? We've got answers

Yes! It's free to create an account and start learning. You'll get all the immersive and interactive features for free for a few chapters. After that, if you still haven't paid for a membership, you'll be in read-only (content only) mode.

Learn TypeScript

Turn your shaky JavaScript into type safe code with a deep understanding of TypeScript.

Boot.dev Team

What will you learn?

Chapter List

Join 15,773 students in the Learn TypeScript course

Read reviews of their learning experiences

Great course overall and engaging environment. Well structured and thought through examples. Some tiny details here and there regarding clarity with Assignments but overall great.

good

its a great course give good dopamine each chapters. btw the on YouTube there is the best explanation of this course available

Beginner friendly course

I would like it to inlcude more practical stuff about development instead of obsessing over weird and hardly ever use syntax.. Otherwise nice course

Spans every important concepts in TS Highly Recommended

Really enjoyable course, a lot of fun to study and work on. Generics are tough so if you get stuck checkout the WDS BD video on youtube!

Really nice way to finally understand some of the more advanced features of typescript. This platform has a nice way of small bite-sized exercises that make it quite nice to digest the info as you go.

good

Mediocrity doesn't cut it anymore

The only way to become a great developer is to write a lot of code

Frequently asked Questions

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