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.

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, Visualization (Computer Graphics), Computer Graphics, Code Reusability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Event-Driven Programming, Web Applications, Javascript, Data Import/Export, Data Management, Web Development, Data Mapping, User Interface (UI), Web Content Accessibility Guidelines, Interactive Design, Computational Logic, Data Validation
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: jQuery, Javascript, Web Applications, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Jest (JavaScript Testing Framework), Mobile Development, Web Development Tools, Android Development, React.js, Javascript, Unit Testing, Test Script Development, Node.JS, Scripting Languages, Package and Software Management, Programming Principles, Computer Programming, Object Oriented Programming (OOP), Event-Driven Programming, Functional Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Javascript, Scripting Languages, Node.JS, TypeScript, Data Manipulation, Generative AI, Data Processing, Data Structures, Programming Principles, Object Oriented Programming (OOP), Web Servers, Development Environment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JSON, Restful API, HTML and CSS, Web Design, Web Design and Development, Cloud API, Hypertext Markup Language (HTML), Web Development, Application Programming Interface (API), Cascading Style Sheets (CSS), Web Applications, Real Time Data, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Validation, Data Integrity, Hypertext Markup Language (HTML), Verification And Validation, Scripting, Javascript, Web Applications
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Javascript, Code Reusability, Programming Principles, Development Environment, Integrated Development Environments, Computer Programming, Debugging, Hypertext Markup Language (HTML), HTML and CSS, Cascading Style Sheets (CSS)
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Javascript, Application Programming Interface (API)
Intermediate · 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: Cloud Deployment, CI/CD, Full-Stack Web Development, MongoDB, Continuous Integration, Application Deployment, React.js, DevOps, NoSQL, Database Management, Kubernetes, Front-End Web Development, Software Architecture, Authorization (Computing), Frontend Integration, Back-End Web Development, Restful API, Application Programming Interface (API), GitHub, Javascript
Advanced · Course · 1 - 3 Months

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
Intermediate · Course · 1 - 3 Months