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.

IBM
Skills you'll gain: Prompt Engineering, Prompt Patterns, Unit Testing, Software Development Life Cycle, Generative AI, Retrieval-Augmented Generation, Large Language Modeling, Software Architecture, Responsible AI, Computer Vision, LangChain, Javascript, IBM Cloud, Data Ethics, Data Import/Export, AI Workflows, Python Programming, Software Development, Machine Learning, Data Science
★ 4.7 (83K) · Beginner · Professional Certificate · 3 - 6 Months

The Hong Kong University of Science and Technology
Skills you'll gain: HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), jQuery, Javascript and jQuery, Web Design and Development, Javascript, Web Development, Animations, Front-End Web Development, Animation and Game Design, Web Applications, Event-Driven Programming, Software Design Patterns
Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Data Structures, Algorithms, Graph Theory, Bioinformatics, Theoretical Computer Science, Computational Thinking, Program Development, Data Storage, Network Analysis, Computer Programming, Analysis, Programming Principles, Solution Design, Software Testing, C and C++, Python Programming, Java, Debugging, Rust (Programming Language), Javascript
★ 4.6 (17K) · Intermediate · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Database Design, SQL, MySQL, HTML and CSS, PHP (Scripting Language), Relational Databases, JSON, Database Management, jQuery, Hypertext Markup Language (HTML), Javascript and jQuery, Ajax, Databases, Data Modeling, Database Application, Database Development, Debugging, Web Applications, Query Languages, Javascript
★ 4.7 (9.4K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: React Native, Android Studio, Restful API, User Research, Version Control, GitHub, UI/UX Research, Usability Testing, Jest (JavaScript Testing Framework), Git (Version Control System), Data Structures, Kotlin, Android Jetpack, Android Development, Unix Commands, Persona (User Experience), Interaction Design, Mobile Development, Code Reusability, Javascript
★ 4.6 (9.3K) · Beginner · Professional Certificate · 3 - 6 Months

LearnKartS
Skills you'll gain: Javascript, Scripting, Scripting Languages, Programming Principles, Web Development, Data Structures, Web Development Tools, Hypertext Markup Language (HTML), Web Design and Development, Node.JS, Development Environment, Computer Programming, Front-End Web Development, Web Applications, Object Oriented Programming (OOP), Program Development, Functional Design, Event-Driven Programming, Frontend Performance, Frontend Integration
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Full-Stack Web Development, Application Design, Software Design Documents, React.js, Web Applications, Web Design and Development, Package and Software Management, Web Development, Version Control, Software Documentation, Web Development Tools, Program Development, JavaScript Frameworks, Web Content Accessibility Guidelines, Application Deployment, Frontend Performance, Dashboard Creation, Front-End Web Development, Data Architecture, Cloud Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Bootstrap (Front-End Framework), Responsive Web Design, Hypertext Markup Language (HTML), HTML and CSS, Front-End Web Development, Cascading Style Sheets (CSS), React.js, Web Design, UI Components, User Interface (UI), Web Development, Web Applications, Full-Stack Web Development, Code Reusability, Web Development Tools, TCP/IP, Web Servers
★ 4.8 (14K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, JSON, Event-Driven Programming, Web Design and Development, Web Development, Programming Principles, Web Applications, Computational Logic, Data Structures, Program Development, Application Deployment, Cascading Style Sheets (CSS), Context Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Javascript, Application Programming Interface (API), Computer Programming, Data Access, Data Management
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Javascript, JavaScript Frameworks, Program Development, Web Development, Angular, Vue.JS, Application Development, React.js, Web Applications, Event-Driven Programming, Object Oriented Programming (OOP), Programming Principles, Computer Programming, Data Structures, Software Engineering, Computer Science
★ 4.6 (25) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Deployment, CI/CD, Full-Stack Web Development, MongoDB, Application Design, Continuous Integration, Application Deployment, Cloud Applications, React.js, DevOps, NoSQL, Databases, Database Management, Kubernetes, JavaScript Frameworks, Front-End Web Development, Software Architecture, Application Development, Authorization (Computing), Javascript
★ 4.7 (44) · Advanced · Course · 1 - 3 Months