Babel course
Master Babel to transpile modern JavaScript for universal browser compatibility. Dive into preset-env for smart targeting, core-js for efficient polyfills, source maps for debugging, and npm tools for streamlined builds. Reduce bundle sizes, fix legacy issues quickly, and create production-ready front-end pipelines that run everywhere reliably.

4 to 360h flexible workload
certificate valid in your country
What will I learn?
This course teaches you to use Babel for writing modern JavaScript that works reliably in older browsers. You'll master core concepts, presets, plugins, and configuration, then build workflows with npm scripts, source maps, and automated builds. Hands-on practice includes targeting browsers with @babel/preset-env, optimizing core-js polyfills, debugging, and completing a demo project.
Elevify advantages
Develop skills
- Configure @babel/preset-env to target browsers efficiently with minimal effort.
- Optimize polyfills using core-js to minimize bundle size for legacy support.
- Build complete Babel workflows with npm scripts, CLI tools, and source maps.
- Write and transpile modern ES6+ JavaScript safely for all web environments.
- Debug transpilation errors, resolve polyfill gaps, and document projects fully.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students are saying
Your classes are perfect. I got the one-year package and finally have the chance to follow several topics I'm interested in without having to switch platforms... thank you for everything you do, I've already recommended you to others...

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

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

Luciana AlvarengaNail Design Student
The platform is fast and easy to use. The variety of content and the extra videos really help with learning.

Giulio CarloPrompt Engineering Student
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