beginner

Introduction to Web Development

Front-End Engineering

5 courses

0 practices

3 hours

Begin your web development journey with Cosmo! Learn the essential skills to structure with HTML, style with CSS, and make your pages interactive with JavaScript, bringing your ideas to life on the web.

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Verified skills you'll gain

DEVELOPING

HTML, CSS and Web Browser Fundamentals

DEVELOPING

JavaScript Programming and DOM API

DEVELOPING

Interacting with Back-end and APIs

Tools you'll use

CSS

HTML

JavaScript

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Our built-in AI guide and tutor, Cosmo, prompts you with challenges that are built just for you and unblocks you when you get stuck.

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Course 2

CSS: Styling the Web

10 lessons

0 practices

Discover how to apply visual styles to your HTML. This course covers the fundamentals of CSS for controlling colors, typography, spacing, and basic layouts.

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Course 3

JavaScript: Making Web Pages Interactive

10 lessons

0 practices

Learn the fundamentals of JavaScript, the programming language that brings web pages to life with interactivity and dynamic content.

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Course 4

JavaScript and the DOM: Connecting Code to Web Pages

10 lessons

0 practices

Connect JavaScript to your web page. Learn to manipulate the Document Object Model (DOM) to dynamically change content, styles, and react to user actions.

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Course 5

How the Web Works: HTTP & APIs

10 lessons

0 practices

Go behind the scenes to understand how browsers and servers communicate. This course covers the client-server model, HTTP requests and responses, and how APIs use these concepts to handle data.

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From our community

Hear what our customers have to say about CodeSignal Learn

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

I love that it's personalized. When I'm stuck, I don't have to hope my Google searches come out successful. The AI mentor Cosmo knows exactly what I need.

Faith Yim

Software Engineer

+14

It's an amazing product and exceeded my expectations, helping me prepare for my job interviews. Hands-on learning requires you to actually know what you are doing.

Alex Bush

Full Stack Engineer

I'm really impressed by the AI tutor Cosmo's feedback about my code. It's honestly kind of insane to me that it's so targeted and specific.

Abbey Helterbran

Tech consultant

I tried Leetcode but it was too disorganized. CodeSignal covers all the topics I'm interested in and is way more structured.

Jonathan Miller

Senior Machine Learning Engineer

+12

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

From our community

Hear what our customers have to say about CodeSignal Learn

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

I love that it's personalized. When I'm stuck, I don't have to hope my Google searches come out successful. The AI mentor Cosmo knows exactly what I need.

Faith Yim

Software Engineer

+14

It's an amazing product and exceeded my expectations, helping me prepare for my job interviews. Hands-on learning requires you to actually know what you are doing.

Alex Bush

Full Stack Engineer

I'm really impressed by the AI tutor Cosmo's feedback about my code. It's honestly kind of insane to me that it's so targeted and specific.

Abbey Helterbran

Tech consultant

I tried Leetcode but it was too disorganized. CodeSignal covers all the topics I'm interested in and is way more structured.

Jonathan Miller

Senior Machine Learning Engineer

+12

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11