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.

Skills you'll gain: Responsive Web Design, Front-End Web Development, Git (Version Control System), Web Content Accessibility Guidelines, User Interface and User Experience (UI/UX) Design, HTML and CSS, Cascading Style Sheets (CSS), UI/UX Strategy, React.js, Code Review, Version Control, Usability, User Interface (UI), Usability Testing, User Interface (UI) Design, Software Technical Review, Web Applications, Hypertext Markup Language (HTML), Semantic Web, Javascript
★ 4.6 (465) · Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Spring Framework, Microservices, JUnit, Model View Controller, Restful API, Application Frameworks, Spring Boot, Software Architecture, API Gateway, Web Services, Cloud-Native Computing, Object-Relational Mapping, Transaction Processing, Data Persistence, Frontend Integration, Service Oriented Architecture, JSON, Database Management, Unit Testing, Java Programming
★ 3.9 (704) · Beginner · Specialization · 1 - 3 Months
Universidad Austral
Skills you'll gain: Responsive Web Design, LESS, Bootstrap (Front-End Framework), Version Control, HTML and CSS, jQuery, Web Design and Development, Bitbucket, UI Components, Web Design, Git (Version Control System), Web Development Tools, Cascading Style Sheets (CSS), Web Development, Front-End Web Development, Javascript and jQuery, Application Deployment, Node.JS, Javascript, Build Tools
★ 4.4 (666) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Mobile Development, React Native, Responsive Web Design, Browser Compatibility, HTML and CSS, Cross Platform Development, Hypertext Markup Language (HTML), Web Design, Javascript, Application Development, Application Frameworks, JavaScript Frameworks, Cascading Style Sheets (CSS), Web Development, React.js, UI Components
★ 4.7 (608) · Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Swift Programming, Objective-C (Programming Language), iOS Development, Core Data (Software), Apple iOS, Video Game Development, Game Design, User Interface (UI), Model View Controller, JSON, User Interface (UI) Design, UI Components, Mobile Development, User Interface and User Experience (UI/UX) Design, OAuth, Memory Management, Responsive Web Design, Prototyping, Animation and Game Design, Human Computer Interaction
★ 4.5 (710) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Javascript, Web Language, Data Persistence, Scripting Languages, Data Storage, Web Development, Programming Principles, Data Structures, Computational Logic, Software Engineering
★ 4.9 (10) · Beginner · Guided Project · Less Than 2 Hours
Universidad Austral
Skills you'll gain: Angular, Server Side, Node.JS, Responsive Web Design, LESS, Bootstrap (Front-End Framework), Mobile Development, Back-End Web Development, Version Control, Cross Platform Development, Restful API, HTML and CSS, jQuery, Web Design and Development, React Redux, JavaScript Frameworks, Continuous Integration, TypeScript, iOS Development, MongoDB
★ 4.2 (833) · Beginner · Specialization · 3 - 6 Months

Meta
Skills you'll gain: React Native, Mobile Development, Cross Platform Development, UI Components, Mobile Development Tools, Application Development, React.js, Front-End Web Development, User Interface (UI), Interactive Design, Development Environment
★ 4.7 (405) · Intermediate · Course · 1 - 3 Months

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

University of Alberta
Skills you'll gain: Service Oriented Architecture, API Design, Web Services, Simple Object Access Protocol (SOAP), Microservices, Restful API, Software Architecture, Application Programming Interface (API), Web Applications, Software Design, JSON, Web Development, Extensible Markup Language (XML), Android Development
★ 4.5 (597) · Intermediate · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: TypeScript, Javascript, Scripting, Hypertext Markup Language (HTML), Object Oriented Programming (OOP), Web Applications
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Model Context Protocol, GitHub Copilot, Claude Code, Vibe coding, AI Workflows, Anthropic Claude, AI Integrations, Hypertext Markup Language (HTML), Web Applications, Generative AI Agents, Tool Calling, Web Design and Development, GitHub, Context Management, OpenAI API, Agentic Workflows, Prompt Engineering, Web Development, Generative AI, Software Engineering
★ 4.4 (378) · Beginner · Specialization · 3 - 6 Months