javascript course

10 Best + Free Online Javascript Courses

JavaScript is being studied by a great number of people, and the number is expanding by the day. It is the most extensively used programming language for web development. It also comes with a number of useful frameworks and packages, such as Angular, React Node.js, and jQuery, which make web development a breeze.
If you’re looking for a career or want to create your own website, learning JavaScript is a great choice. In today’s world, I strongly encourage people to learn to code and, at the absolute least, be able to build their own online and mobile applications, and knowing JavaScript allows you to kill two birds with one stone.
Yes, you can make a mobile application with JavaScript. If you’re unfamiliar with ReactNative, it’s a JavaScript library for developing mobile apps for Android and iOS devices such as the iPhone and iPad. The following are the top ten courses:

List of Free Online Javascript Courses

1. The Complete JavaScript Course 2020: Build Real Projects (Udemy)

To begin, let me state absolutely that this is the best JavaScript explanation and course accessible on the internet. Now let’s dive into the details of why we think this. Jonas Schmedtmann is a top Udemy instructor who has been working in the web development industry since 2007. He has a Master’s degree in Engineering and is passionate about sharing his skills and motivating others. Over 85,000 professionals have finished this course, giving it an average rating of 4.6 out of 5 stars. This curriculum will help you become an absolute master of JavaScript by using a variety of projects, challenges, quizzes, and in-depth coverage of ES6+, OOP, AJAX, and Webpack.

What you will learn –

  • Become an advanced, confident, and modern JavaScript developer from scratch.
  • Build 6 beautiful real-world projects for your portfolio (not boring toy apps).
  • Become job-ready by understanding how JavaScript really works behind the scenes.
  • How to think and work like a developer: problem-solving, researching, workflows.
  • JavaScript fundamentals: variables, if/else, operators, boolean logic, functions, arrays, objects, loops, strings, etc.
  • Modern ES6+ from the beginning: arrow functions, destructuring, spread operator, optional chaining (ES2020), etc.
  • Modern OOP: Classes, constructors, prototypal inheritance, encapsulation, etc.
  • Complex concepts like the ‘this’ keyword, higher-order functions, closures, etc.
  • Asynchronous JavaScript: Event loop, promises, async/await, AJAX calls, and APIs.
  • How to architect your code using flowcharts and common patterns.

Pre-requirements –

No prerequisites are needed.

Who can take this course –

This course is open to anyone who wants to learn more and make better use of their time.

Duration –  68 hours approx

Instructor – Jonas Schmedtmann

2. The Complete Web Developer Course (Udemy)

This course promises to teach you all of the necessary core technologies for building a website. The principles of a range of languages, including HTML, CSS, JS, Java, Node, MongoDB, and others, will be taught in the introductory classes. You’ll learn how to build genuine web apps, play browser games, and work on a range of other advanced topics. With a balanced emphasis on academic and practical classes, new learners will find it easy to follow up. You’ll have a varied collection of experiences to add to your resume, as well as a beautiful portfolio of projects to show off, by the end of the program.

What you will learn –

  • Use Express and MongoDB to create full-stack JS applications.
  • The ins and outs of HTML5, CSS3, and Modern JavaScript for 2021.
  • Create responsive, accessible, and beautiful layouts.
  • Recognize and prevent common security exploits like SQL-Injection & XSS.
  • Continue to learn and grow as a developer, long after the course ends.
  • Create a blog application from scratch using Node, Express, and MongoDB.
  • Create a complicated yelp-like application from scratch.
  • Deploy your applications and work with cloud databases.
  • Create static HTML and CSS portfolio sites and landing pages.
  • Use common JS data structures like Arrays and Objects.
  • Master the command line interface.
  • Use NPM to install all sorts of useful packages.
  • Understand the ins and outs of HTTP requests.
  • Create your own Node modules.
  • Make a beautiful, responsive photographer’s portfolio page.

Pre-requirements –

No prerequisites are needed.

Who can take this course –

  • This course is open to anyone who wants to learn more and make better use of their time.
  • This course is for anyone who wants to learn about web development, regardless of previous experience.
  • It’s perfect for complete beginners with zero experience.
  • It’s also great for anyone who does have some experience in a few of the technologies(like HTML and CSS) but not all.
  • If you want to take ONE COURSE to learn everything you need to know about web development, take this course.

Duration – 63 hours approx

Instructor – Colt Steele

3. Javascript Certification by Duke University (Coursera)

You may take the first step toward a career in software development with this introduction to Java, one of the most popular programming languages and the heart of the Android operating system. This Specialization is for beginners and will teach you basic programming concepts as well as how to build programs to solve complex problems. You’ll also master the core skills a software engineer needs to solve real-world problems, such as creating algorithms and testing and debugging systems.

What you will learn –

  • Think critically about how to solve a problem using programming.
  • Write JavaScript programs using functions, for loops, and conditional statements.
  • Use HTML to construct a web page with paragraphs, divs, images, links, and lists.
  •  Add styles to a web page with CSS IDs and classes.
  • Edit, compile and run a Java program.
  •  Use conditionals and loops in a Java program.
  •  Use Java API documentation in writing programs. 
  •  Debug a Java program using the scientific method.
  • Store and manipulate data in an array or ArrayList.
  •  Combine multiple classes to solve larger problems.
  •  Use iterables and collections (including maps) in Java.
  • Use sorting appropriately in solving problems.
  •  Develop classes that implement the Comparable interface.
  •  Use timing data to analyze empirical performance.
  •  Break problems into multiple classes, each with its own methods.
  •  Determine if a class from the Java API can be used in solving a particular problem.

Pre-requirements –

No prerequisites are needed.

Who can take this course –

This course is open to anyone who wants to learn more and make better use of their time.

Duration –  20 weeks approx

Instructor – Susan H. Rodger

4. Modern JavaScript From The Beginning (Udemy)

Brad Traversy, a full-stack web developer and educator, launched Traversy Media. HTML5, front-end frameworks, and server-side technologies are his areas of expertise. In this course, Brad will show you how to study and build applications using simply JavaScript, without the use of frameworks or libraries. Some of the topics discussed include Ajax, Fetch API, Promises, and Async / Await.

What you will learn –

  • Modular learning sections & 10 real-world projects with pure JavaScript.
  • Master the DOM (document object model) WITHOUT jQuery.
  • Asynchronous programming with Ajax, Fetch API, Promises & Async / Await.
  • OOP including ES5 prototypes & ES2015 classes.
  • Learn JavaScript Patterns.
  • Regular expressions, error handling, localStorage & more.

Pre-requirements –

No prerequisites are needed.

Who can take this course –

This course is open to anyone who wants to learn more and make better use of their time.

Duration – 21.5 hours approx

Instructor – Brad Traversy

5. Javascript: Understanding the Weird Parts (Udemy)

This course will teach you all you need to know about Javascript, including how it works behind the scenes and how knowing it may help you avoid common pitfalls and greatly improve your debugging skills. You’ll find clarity in parts that others, especially experienced programmers, would find bizarre, weird, or unexplainable. You’ll be astounded by the language’s elegance and deceptive strength, which is at the cutting edge of today’s software development.
This course will cover advanced concepts such as objects and object literals, function expressions, prototype inheritance, functional programming, scope chains, function constructors (including new ES6 features), immediately invoked function expressions (IIFEs), call, apply, and bind.
We’ll look at the source code of well-known frameworks like jQuery and Underscore to show how you can use your Javascript skills to learn (and borrow) from other people’s good code.

What you will learn –

  • Grasp how Javascript works and its fundamental concepts.
  • Write solid, good Javascript code.
  • Understand advanced concepts such as closures, prototypal inheritance, IIFEs, and much more.
  • Drastically improve your ability to debug problems in Javascript.
  • Avoid common pitfalls and mistakes other Javascript coders make.
  • Understand the source code of popular Javascript frameworks.
  • Build your own Javascript framework or library.

Pre-requirements –

No prerequisites are needed.

Who can take this course –

This course is open to anyone who wants to learn more and make better use of their time.

Duration – 11.5  hours approx

Instructor – Anthony Alicea

6. The Complete 2020 Web Development Bootcamp(Udemy)

Angela Yu’s course promises to teach you all of the essential web-building technologies. This well-liked program will teach you the principles of a variety of programming languages, including HTML, CSS, Javascript, Node, and others. You’ll also learn about cutting-edge frameworks and technologies like NodeJS, Express, Bootstrap 4, and MongoDB.

What you will learn –

  • Be able to build ANY website you want.
  • Craft a portfolio of websites to apply for junior developer jobs.
  • Build fully-fledged websites and web apps for your startup or business.
  • Work as a freelance web developer.
  • Master backend development with Node.
  • Master front-end development with React.
  • Learn the latest frameworks and technologies, including Javascript ES6, Bootstrap 4, MongoDB.
  • Learn professional developer best practices.

Pre-requirements –

No prerequisites are needed.

Who can take this course –

  • This course is open to anyone who wants to learn more and make better use of their time.
  • If you want to learn to code through building fun and useful projects, then take this course.
  • If you want to start your own startup by building your own websites and web apps.
  • If you are a seasoned programmer, then take this course to get up to speed quickly with the latest frameworks and NodeJS.
  • If you want to take ONE COURSE and learn everything you need to know about web development, take this course.

Duration – 55 hours approx

Instructor – Dr. Angela Yu

7. Free JavaScript Introduction Course by W3C (edX)

This course, which is part of a larger Front-End Web Development curriculum, was created by the World Wide Web Consortium (W3C). Michel Buffa will show you how to embed JavaScript (JS) code in your website/web app, how to develop interactive web pages using the DOM API, and much more in this course. Michel is a Professor at the University of the Côte d’Azur and holds a Ph.D. in Computer Science. Since 1994, he has been teaching web technologies, making him a pioneer in both education and web development.

What you will learn –

  • How to add JavaScript code in your Web site/Web app, and how to debug it.
  • How to make interactive Web sites through the DOM API.
  • How to change the CSS styles of HTML5 elements from JavaScript.
  • How to deal with HTML5 forms.
  • How to make basic graphics and animations using the HTML5 canvas.

Pre-requirements –

No prerequisites are needed.

Who can take this course –

This course is open to anyone who wants to learn more and make better use of their time.

Duration –  5 weeks approx

Instructor – Michel Buffa

8. Learn Intermediate JavaScript (Udacity)

This course will teach you the fundamentals of JavaScript, which will help you become a competent full-stack developer. You’ll need a basic understanding of HTML, CSS, JavaScript, and JSON to get started with the project. After finishing this program, you will know how to create UI and UX, APIs, and server-side business logic. It also demonstrates how to establish a persistence layer for data storage and retrieval.

What You Will Learn-

  • Learn how to use the object-oriented programming features of JavaScript to build applications with reusable and maintainable blocks of code. 
  • You’ll build classes to construct objects that include both data and functionality, learn how to use prototypal inheritance to maintain DRY code, and how to keep data safe and secure with private properties.
  • Gain a better understanding of programming paradigms and why there is a trend towards the Functional paradigm right now. 
  • Beyond a high-level understanding of Functional programming, you will also discover and practice the modern JavaScript syntax that will allow you to benefit from these concepts in your everyday JavaScript programs.
  • Get comfortable reading, writing, and thinking in asynchronous patterns.
  • . You will cover the original and modern ways to handle asynchronous events in JavaScript, from callbacks to Promises, and Async/await. Alongside these topics will come important conceptual lessons, real-life applications, and lots of hands-on practice.

Pre-requirements –

No prerequisites are needed.

Who can take this course –

This course is open to anyone who wants to learn more and make better use of their time.

Duration – 12 weeks approx

Instructor – Rachel Manning,Alyssa Hope, Andrew Wong, Richard Kalehoff.

9. Full Stack JavaScript Developer (Udacity)

This nanodegree program will prepare you for a career in advanced web programming, server-side application development, or desktop development that requires knowledge of JavaScript. It will help you master a range of JavaScript frameworks, such as Angular, React, and Vue, so that you may improve your programming skills. You’ll also learn how to construct programs with reusable and maintainable code blocks using JavaScript’s OOPS features. The curriculum contains high-quality videos, graded projects, quizzes, and other study resources to help you learn more. By the end of the class, you’ll be able to build the foundation for a number of integrated apps.

What You Will Learn –

  • You will discover the architecture of an application, explore how to retrieve and flow data throughout an application, and see how applications scale in a maintainable and performant way. 
  • You will be able to build new and expand existing Angular applications with new components and features, architect an Angular application for clarity and maintainability while following best practices, and create and use dependencies such as services and third-party libraries to enrich and extend applications.
  • Create your own production environment and automate the deployment of code to it. By building an automated pipeline and scripts students will gain insights into the world of automated deployments that has been revolutionizing how fast companies are able to deliver features to their customers.

Pre-requirements –

No prerequisites are needed.

Who can take this course –

This course is open to anyone who wants to learn more and make better use of their time.

Duration –  12 weeks approx

Instructor – Rachel Manning, Alyssa Hope, Andrew Wong, Richard Kalehoff

10. Free JavaScript Essential Training (LinkedIn Learning)

JavaScript has become an important part of the web as technology has progressed, with its script infecting every layer. This course is aimed to teach you the basics in detail one by one. Variables, data types, conditional statements, and functions are all covered in this session, as well as more advanced subjects like loops, closures, and DOM scripting.

What You Will Learn –

  •  Technology focus is shifting from static markup and styling.
  • Frequently handled by content management systems or automated scripts.
  • To dynamic interfaces and advanced interaction. 
  • You will also be introduced to some ES6 and the basics of JavaScript libraries.

Pre-requirements –

No prerequisites are needed.

Who can take this course –

This course is open to anyone who wants to learn more and make better use of their time.

Duration –  6 hours approx

Instructor – Morten Rand-Hendriksen

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