Babel course
Master Babel for transpiling modern JavaScript to run reliably across all browsers, including legacy ones. Gain skills in preset-env for smart targeting, efficient polyfills with core-js to minimize bundle sizes, source maps for debugging, npm-based workflows, and building production-ready front-end setups that balance performance and compatibility.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
This course teaches writing modern JavaScript compatible with older browsers using Babel. Learners master core concepts, presets, plugins, config files, npm scripts, source maps, automated 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 minimal effort.
- Optimize polyfills to reduce bundle size while supporting legacy browsers.
- Build complete Babel toolchain using npm scripts, CLI, and source maps.
- Write modern ES6+ JavaScript safely transpiled for web deployment.
- Debug transpilation issues, fix 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 say
Your classes 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 switch 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 really help with learning.

André FelipePrompt Engineering Student
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