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Master the fundamentals of modern JavaScript in this comprehensive interactive course. You'll be writing real-world code in minutes and solving challenges to cement your understanding of JS concepts. Learn how to use the most up-to-date JavaScript features in bite-sized hands on lessons, challenges and quizzes.

Lane is a back-end engineer and the lead instructor of Boot.dev. He has taught over one million students worldwide, on Boot.dev, FreeCodeCamp, YouTube and the Backend Banter podcast. Lane worked as a backend engineer writing Go, Python and TypeScript, then moved into engineering management and a couple of years later left to build Boot.dev full-time.
122+ lessons
Interactive
Included
Free
Master modern JavaScript ES6+ syntax
Understand asynchronous programming with promises
Work with objects, classes, and prototypes
Handle errors and debug JavaScript code
No prior programming experience required
Basic computer skills
Beginners learning JavaScript fundamentals
Developers transitioning to JavaScript
Programmers wanting to master modern JS
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