BootSelf
Check my readiness
html · backend

JavaScript

8 roles need it, 4 as coreUsually level 3: WorkingLesson available

Where it sits

Learn first

Code style

This skill

JavaScript

Leads to

Programming languages

Jobs that need it

What level 3 (Working) means

Uses it independently on the job. Level 4 (Strong): handles hard cases, reviews others.

Start learning

Including JavaScript

Interacting with Webpages

14 parts

Open the lesson

Find out where you stand

A free check, then a route that starts at your level.

Check my readiness

Try it now

Write and run JavaScript in your browser, no setup.

Open the JavaScript compiler

Learned alongside it

BrowsersCSSDomainsFrontendHTML IntroIntroduction to JavaScript!DOCTYPE<abbr>, <address> and <bdo> tags

JavaScript: common questions

What is JavaScript?

JavaScript is a skill in html and backend, needed by 8 roles on BootSelf.

Which jobs need JavaScript?

Backend Developer (Node.js), Frontend Developer (Angular), Frontend Developer (React), Frontend Developer (Vue), Full Stack Developer (Java + React), and 3 more. Most ask for level 3 (Working): uses it independently on the job.

What should I learn before JavaScript?

Code style.

How do I practise JavaScript?

Check your readiness for free, then BootSelf builds a route and short daily learning loops: a little theory, checks on what you get wrong, then a small program.