Professional JavaScript
This is the #1 resource to master modern JavaScript! Take your JS to a professional level by building 2 beautiful, real-world projects from scratch.
- Modern JS overall (ES6+)
- Best practices in 2023
- Promises & async/await
- fetch() for API calls
- Build process (webpack)
- Components/state/render
- Project planning
- Advanced JS
- BONUS: design/HTML/CSS
Reviews (from CSS course)
Read some of our student feedback from our CSS course. Received via e-mail, chat and social media.

Course Projects
Top-tier, real-world projects. Expertly engineered to help you code modern websites & web apps with the latest best practices.

CorpComment
Build a sleek public feedback tool.

rmtDev
Build a stylish job board for remote developer jobs.
What you'll learn
It's unavoidable: if you want to be a professional developer you need to master modern JS.
01
How to code JS in 2023 by building realistic projects from scratch and seeing how it all fits together
02
Avoid hundreds of beginner mistakes so the people who have to interact with your code have it easy
03
Deeply master JS/programming basics: var/let/const, functions, objects & arrays, etc.
04
Critical best practices that every JS-developer should know (e.g. how to use async/await)
05
Learn how to communicate with an API properly by using fetch()
06
Learn the crucial additions to JS: arrow functions, destructuring, spread operator, etc.
07
Easily master React/Angular/Vue or Node.js afterwards since you mastered JS
08
Build modern web apps without frameworks and see why people use React
09
Implement a simple build process for JS with webpack
10
BONUS: By going through the course you'll naturally improve design/HTML/CSS too
For Who
You want to master modern JavaScript as you recognize that it underlies all other popular tech (React, Node.js, etc.). This is for:
- Developers -- people who code websites & web apps for a living
- IT-professionals -- people who are involved with websites or web apps
- Educators -- people who teach web development or web design
Format & Purchase
On-demand: stream all videos whenever you want, any device.
One-time purchase. Immediate, lifetime access to all content.
New? Account automatically created upon purchase.
You'll get a receipt emailed right after purchase.
Course Details
-
Length
7.5 Hours
-
Quality
1080p HD
-
Last updated
December 2022
-
Level
Beginner friendly
-
No. of Videos
29
Prerequisites
None required, it's beginner friendly.
Refund Policy
We have a 30-day money-back guarantee. Email (support@bytegrad.com) or chat me -- no questions asked. That's how strongly I believe this course can help you if you do anything with JS.
Instructor

Wesley
Web developer
I believe JavaScript is the most important skill to master if you want to be a modern, professional developer.
For who
You want to master modern JavaScript as you recognize that it underlies all other popular tech (React, Node.js, etc.). This is for:
- Developers -- people who code websites & web apps for a living
- IT-professionals -- people who are involved with websites or web apps
- Educators -- people who teach web development or web design
Format & Purchase
On-demand: stream all videos whenever you want, any device.
One-time purchase. Immediate, lifetime access to all content.
New? Account automatically created upon purchase.
You'll get a receipt emailed right after purchase.
Prerequisites
None required, it's beginner friendly.
Course details
-
Length
14 Hours
-
Quality
1080p HD
-
Last updated
December 2022
-
Level
Beginner friendly
Refund policy
We have a 30-day money-back guarantee. Email (support@bytegrad.com) or chat me -- no questions asked. That's how strongly I believe this course can help you if you do anything with JS.