Instead of just showing you how to write a function, Jonas explains the JavaScript Engine , the Call Stack , and the Scope Chain . You learn how the language actually works under the hood.
: While the full journey takes roughly 3-4 months, it is structured to allow learners to skip to specific advanced topics like Asynchronous JS or OOP if they already have basic knowledge. Project-Based Curriculum
This course by Jonas Schmedtmann is widely considered one of the gold standards for learning modern JavaScript. It’s structured to take you from a total beginner to an advanced developer by focusing on "the why" behind the code, not just the syntax.
Jonas is a full-stack developer and designer with over 10 years of experience. His courses are known for:
However, for , it’s better to get the most recent edition to avoid confusion with tooling updates.