Foundations
Modern JavaScript Fundamentals
Build strong JS fundamentals: ES modules, async/await, arrays, objects, and modern patterns.
Instructor: Ethan Park4.7 stars (7810 reviews)28 lessons11 hours
What you will learn
- Write clean ES6+ code with modern syntax.
- Handle async flows with promises and async/await.
- Work confidently with arrays and objects.
- Organize code using modules and patterns.
Who this course is for
- Beginners
- Frontend learners
- Self-taught developers
Requirements
- A computer and code editor
Certificates & outcomes
- Completion certificate
- 50+ practice challenges
- Cheat sheets
Course curriculum
Module 1
Core syntax
Variables, functions, scope, this.
Module 2
Data structures
Arrays/objects, methods, immutability.
Module 3
Async JS
Promises, async/await, fetch.
Module 4
Modern patterns
Modules, composition, tooling basics.
Instructor
Ethan Park
Software Engineer - ByteWorks
Ethan teaches JavaScript with practical exercises focused on real-world frontend work.
Reviews
"Loved the exercises—made everything stick."
Sadia N.
"Best async explanation for beginners."
Hadi S.
"Very clear and structured."
Nora F.