JavaScript courses can help you learn programming fundamentals, DOM manipulation, asynchronous programming, and event-driven development. You can build skills in debugging, working with APIs, and creating interactive web applications. Many courses introduce tools like Node.js for server-side development, React for building user interfaces, and Git for version control, showing how these skills come together in real-world projects.

Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), Front-End Web Development, HTML and CSS, Web Language, Web Design and Development, Web Development, Web Development Tools, Web Content, Integrated Development Environments
★ 4.6 (2.2K) · Beginner · Guided Project · Less Than 2 Hours

Universidad Nacional Autónoma de México
Skills you'll gain: Android Development, Android Studio, Mobile Development, Java, Android (Operating System), Object Oriented Programming (OOP), Mockups, Java Programming, Data Persistence, Application Deployment, JSON, Web Services, Application Design, Object Oriented Design, Restful API, Mobile Development Tools, Application Development, Data Storage Technologies, Software Design, Instagram
★ 4.6 (1.9K) · Intermediate · Specialization · 3 - 6 Months

LearnKartS
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Restful API, Server Side, Back-End Web Development, Full-Stack Web Development, JavaScript Frameworks, JSON, Web Servers, Authentications, Web Applications, API Design, Web Development, Postman API Platform, Package and Software Management, Model View Controller, Application Programming Interface (API), Web Services, Authorization (Computing), Javascript, Computer Science
★ 4.5 (626) · Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Javascript, Cross Platform Development, Web Applications, Web Development
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Prompt Engineering, Responsive Web Design, Node.JS, Command-Line Interface, TypeScript, Unit Testing, SQL, HTML and CSS, Web Content Accessibility Guidelines, Typography, Cascading Style Sheets (CSS), React.js, User Interface and User Experience (UI/UX) Design, Hypertext Markup Language (HTML), JavaScript Frameworks, JSON, Generative AI, Database Design, UI Components, Web Development
★ 4.6 (917) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Restful API, Node.JS, API Design, Postman API Platform, Back-End Web Development, Server Side, Application Programming Interface (API), MongoDB, JavaScript Frameworks, Middleware, Network Routing, Maintainability, JSON, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JSON, Application Programming Interface (API), Restful API, Javascript, Web Applications, Hypertext Markup Language (HTML), Servers, Cascading Style Sheets (CSS)
★ 4.8 (15) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Angular, Test Automation, Test Script Development, JavaScript Frameworks, Web Development Tools, Application Development, Application Frameworks, Video Game Development, Test Tools, Frontend Integration, Program Development, Development Environment, React.js, Web Applications, Application Design, Application Deployment, User Interface (UI), Game Design, Verification And Validation, UI Components
Advanced · Course · 1 - 3 Months
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Application Design, Software Design, Software Design Patterns, Functional Design, Other Programming Languages, Event-Driven Programming, Functional Testing, Java, Programming Principles, Performance Tuning, Data Structures, Algorithms
★ 4.5 (3.1K) · Intermediate · Course · 1 - 3 Months
Madecraft
Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Cascading Style Sheets (CSS), Web Design and Development, Web Development, Javascript, Semantic Web, Web Content Accessibility Guidelines, Browser Compatibility, Development Environment, Web Content, GitHub, Web Analytics and SEO, Software Installation, Application Deployment
Beginner · Course · 1 - 3 Months