Babel course
Master Babel to deliver modern JavaScript across all browsers. Gain skills in preset-env targeting, efficient core-js polyfills, source maps, npm scripts, debugging, and production workflows that reduce bundle sizes and ensure reliable front-end development for legacy support.

from 4 to 360h flexible workload
certificate valid in your country
What will I learn?
This course teaches you to use Babel for modern JavaScript that works in old browsers. Learn Babel basics, presets, plugins, configs, npm workflows, source maps, builds, @babel/preset-env, core-js polyfills, debugging, and complete demo projects.
Elevify advantages
Develop skills
- Configure Babel preset-env to target browsers quickly with simple setup.
- Optimise polyfills to reduce bundle size while supporting older browsers.
- Build Babel toolchain using npm scripts, CLI, and source maps for demos.
- Write modern ES6+ JavaScript safely transpiled for web compatibility.
- Debug transpiled builds, fix polyfill issues, and document configurations.
Suggested summary
Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
Your lessons are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of my interest without needing to change platforms... I thank you for everything you do, I've already recommended you to other people...

Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can change chapters and skip content I don't need.

Mariana FerresPhotography Student
I like the content and the way videos are presented and transcribed, which speeds up the process!

Luciana AlvarengaNail Design Student
The platform is fast, simple to use. The diversity of content and complementary videos help a lot with learning.

André FelipePrompt Engineering Student
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