Skip to content
andorp
PopularWeb Development

JavaScript From Zero to Advanced

Deeply understand JavaScript: closures, prototypes, async patterns, modules and modern tooling.

4.8(7,400 ratings)Rated 4.8 out of 5. Jump to reviews.28,600 students

Created by Aarav Mehta

  • Last updated Aug 2026
  • English
  • English captions
  • Intermediate level

What you'll learn

  • Explain the event loop and execution context
  • Use closures, prototypes and classes correctly
  • Write clean async code with promises and async/await
  • Organise code with ES modules
  • Debug effectively in DevTools
  • Build tools and games in vanilla JS

Skills you'll gain

  • JavaScript
  • ES Modules
  • Async
  • DevTools
  • Testing

Requirements

  • Basic HTML and CSS

Who this course is for

  • Developers who learned JS informally
  • Students preparing for front-end interviews

Description

Go beyond copy-paste JavaScript. This course explains how the language really works and gives you the mental models to debug anything.

Sections
5
Lessons
220
Hours of video
34
Projects
1

Course curriculum

5 sections 220 lessons 34h total length

  • Video: Types and coercion7m
  • Video: Scope and hoisting10m
  • Video: Closures8m
  • Video: The this keyword11m
  • + 40 more lessons in this section

Projects you'll build

Real, portfolio-ready work. Each project is reviewed against a checklist so you know it meets a professional bar.

  1. Project 01

    Kanban board

    Drag-and-drop task board with local persistence and keyboard support.

Certificate

Earn a certificate employers can verify

  • Issued when you finish every lesson and the final project
  • Unique ID with a public verification page
  • Add it to LinkedIn and your resume in one click
See a verified certificate

Your instructor

Portrait of Aarav Mehta

Aarav Mehta

Senior Full-Stack Engineer · 11 years in industry

  • 4.8 instructor rating
  • 38.2K reviews
  • 210K students
  • 5 courses

Aarav has spent eleven years shipping web products for startups and enterprise teams, most recently leading a platform team that serves millions of users every day.

He teaches the way real engineering teams work: small steps, readable code and projects you can show to an employer.

  • JavaScript
  • React
  • Node.js
  • System Design
  • Java
View full profile

Learner reviews

4.8

Course rating · 7.4K ratings

Rated 4.8 out of 5 from 7400 ratings.
  • 5stars84%
  • 4stars14%
  • 3stars2%
  • 2stars0%
  • 1star0%

  • Ananya Sharma

    5 out of 5 stars,

    The projects made all the difference. I finally understand how the pieces fit together and I have a portfolio I am proud of.

  • Karthik R.

    5 out of 5 stars,

    Clear explanations, no fluff. Every module ends with something practical, which kept me motivated through the whole course.

  • Meera Iyer

    4 out of 5 stars,

    Great structure and very approachable for beginners. A few lessons could be shorter, but the Q&A support was excellent.

  • Vikram S.

    5 out of 5 stars,

    I used the capstone project in my interviews and landed my first developer role. Worth every rupee.

  • Sana Q.

    5 out of 5 stars,

    Loved the pacing and the quizzes. The downloadable resources are genuinely useful at work.

Showing the 5 most recent of 7.4K reviews.

Frequently asked questions

Intermediate level. Before you start: Basic HTML and CSS. Everything else is taught step by step inside the course.

Still have a question? Visit the Help Center or contact us.

Keep going

Learners also take

More in Web Development
Bestseller

Web Development

Complete Web Development Bootcamp

Aarav Mehta

4.8(12.5K)Rated 4.8 out of 5 from 12500 ratings

48.2K students51hBeginner

₹999Original price ₹2,499