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Frontend Development

JavaScript: The Complete Guide

Deep dive into JavaScript ES6+, async programming, closures, prototypes, DOM manipulation, and modern JS patterns.

4.9(3,456 ratings)18,900 students8 weeksIntermediateHindi + English
Vikram Singh

Vikram Singh

Full Stack Developer

JavaScript: The Complete Guide

Overview

JavaScript is the language of the web. This course covers everything from ES6+ syntax to advanced concepts like closures, event loop, promises, async/await, prototypes, and design patterns. Build real applications and understand how JavaScript works under the hood.

Skills You'll Learn

ES6+ JavaScript
Async/Await & Promises
Closures & Scope
Event Loop
DOM Manipulation
OOP in JavaScript

Prerequisites

  • Basic HTML & CSS knowledge
  • A text editor like VS Code

Course Roadmap

1

Week 1

Basics

Get comfortable with JS syntax.

2

Week 2

Functions

Master functions & scope.

3

Week 3

DOM

Make webpages interactive.

4

Week 4

Async

Handle data asynchronously.

5

Week 5

OOP

Write organized code with classes.

6

Week 6

Advanced

Prototypes, generators.

7

Week 7

Projects

Build 3 real apps.

8

Week 8

Interview Prep

JS interview questions.

Course Curriculum

8 modules · 18 quizzes

  • Variables
  • Data types
  • Operators
  • Arrow functions
  • Closures
  • Hoisting
  • Destructuring
  • Spread
  • Methods
  • Selectors
  • Event listeners
  • Manipulation
  • Callbacks
  • Promises
  • Async/Await
  • Classes
  • Inheritance
  • ES Modules
  • This keyword
  • Prototypes
  • Generators
  • Todo app
  • Weather app
  • Quiz game

Projects

Interactive Quiz Game

A dynamic quiz app with score tracking.

JavaScriptHTMLCSS

Weather App

Fetch live weather data via API.

JavaScriptAPI

Task Manager

Full CRUD task management with localStorage.

JavaScriptCSS

Assignments

Implement a debounce function

Medium

Understand event throttling.

Build a promise-based wrapper

Hard

Wrap XMLHttpRequest in promises.

Create a to-do list

Easy

CRUD with DOM manipulation.

Tech Stack

JavaScript

Meet Your Instructor

Vikram Singh

Vikram Singh

Full Stack Developer

MERN stack expert, built 50+ production applications.

Certificate You'll Earn

LUNETRON UPSKILL

Certificate of Completion

Your Name Here

has successfully completed the course

JavaScript Proficiency Certificate

Certificate ID

LNTRN-UPSK-000000

Scan to verify this certificate

Founder

Lunetron Web Services LLP

Certified mastery of modern JavaScript programming.

Student Reviews

The Machine Learning and Deep Learning courses are incredibly well structured. The instructors explain complex concepts simply, and the capstone project became the centerpiece of my portfolio.

Aarush Rai

Aarush Rai

B.Tech / AI-ML

I liked the hands-on approach of the training. Working on assignments and mini projects made the concepts easier to understand, and the AI/ML introduction was a useful addition to the course.

Divyanshu Mishra

Divyanshu Mishra

B.Tech / AI-ML

The Machine Learning and Deep Learning courses are incredibly well structured. The instructors explain complex concepts simply, and the capstone project became the centerpiece of my portfolio.

V K Srivarshini

V K Srivarshini

B.Tech / CSE

Frequently Asked Questions

Basic HTML/CSS is helpful but not mandatory.

Yes, we cover all modern ES6+ features in detail.

1,249

2,499

50% off · Save ₹1,250

Video lessons
Source code
Projects
Quizzes
Certification
Lifetime access
Certificate of completion
7-day money-back guarantee

Career Outcomes

Junior Developer roles in product companiesFreelance development opportunitiesCapable of building production-ready applications

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