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.

Johns Hopkins University
Skills you'll gain: Angular, JavaScript Frameworks, Unit Testing, Ajax, Cloud Applications, Web Applications, Web Components, Front-End Web Development, Web Development, Javascript, Model View Controller, Software Architecture, Hypertext Markup Language (HTML), UI Components, Software Design Patterns
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Bootstrap (Front-End Framework), Debugging, UI Components, Front-End Web Development, Semantic Web, Hypertext Markup Language (HTML), Browser Compatibility, Web Content Accessibility Guidelines, Web Analytics and SEO, User Interface (UI), Development Testing, Data Validation, Javascript, Animations
Beginner · Course · 1 - 4 Weeks

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Web Development Tools, JavaScript Frameworks, Application Programming Interface (API), Unit Testing, UI Components, Front-End Web Development, Software Design Patterns, Javascript, Context Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vue.JS, Web Components, Unit Testing, JavaScript Frameworks, Software Architecture, Software Testing, Development Testing, UI Components, Web Applications, Front-End Web Development, Web Development, Javascript, HTML and CSS, Data Validation
Intermediate · Course · 3 - 6 Months

Packt
Skills you'll gain: Node.JS, Application Deployment, JavaScript Frameworks, Web Frameworks, Test Driven Development (TDD), Cloud Deployment, Authentications, Web Development, Development Testing, Full-Stack Web Development, Web Applications, Application Security, Javascript, CI/CD, Data Persistence, MongoDB, Restful API, Event-Driven Programming, Back-End Web Development, Front-End Web Development
Beginner · Course · 3 - 6 Months

Skills you'll gain: Responsive Web Design, React.js, HTML and CSS, Front-End Web Development, Web Development, Web Design, Javascript, Restful API, UI Components
Beginner · Course · 3 - 6 Months

Coursera
Skills you'll gain: Leaflet (Software), Global Positioning Systems, Geospatial Mapping, Internet Of Things, Systems Integration, Frontend Performance, Javascript, Network Troubleshooting
Beginner · Course · 1 - 4 Weeks
University of London
Skills you'll gain: Computer Science, Debugging, Development Environment, Computer Systems, Web Applications, Arithmetic, Computer Literacy, Javascript, Network Security, Computer Networking, Computer Programming Tools, Applied Mathematics, Computer Graphics, Web Design and Development, Software Development Tools, Cybersecurity, Computational Thinking, Computer Programming, General Mathematics, Problem Solving
Build toward a degree
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Node.JS, Full-Stack Web Development, Server Side, Restful API, Angular, Middleware, Application Deployment, Authentications, Javascript, MongoDB, Application Programming Interface (API), Back-End Web Development, Front-End Web Development, JSON, Development Environment
Beginner · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Dataflow, Real Time Data, File I/O, Javascript, Event-Driven Programming, Web Development Tools, Server Side, TCP/IP, Front-End Web Development
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Front-End Web Development, Bootstrap (Front-End Framework), Web Design and Development, jQuery, Web Design, Web Applications, User Interface (UI), Animations, Javascript, Event-Driven Programming
Beginner · Course · 1 - 3 Months

Universitat Politècnica de València
Skills you'll gain: Algorithms, Computer Programming, Web Applications, Debugging, Object Oriented Programming (OOP), Information Technology, Data Structures, Computational Thinking, Javascript, SQL, Databases
Beginner · Course · 1 - 3 Months