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: Hypertext Markup Language (HTML), Application Programming Interface (API), Application Development, Computer Graphics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, Data Structures, Dataflow, Computer Programming
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Javascript, Frontend Performance, Scripting, Front-End Web Development, Real Time Data, Data Integrity, Data Storage, Maintainability, Performance Tuning, Debugging
Intermediate · Course · 3 - 6 Months
Madecraft
Skills you'll gain: Web Design and Development, HTML and CSS, Web Applications, Web Development, Javascript, Test Script Development, Package and Software Management, Open Source Technology, Programming Principles, Cascading Style Sheets (CSS), Development Testing, Development Environment, Algorithms, GitHub, Software Development, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Javascript, Application Deployment, Kanban Principles, Code Reusability, Data Persistence, Data Storage
Intermediate · Course · 1 - 3 Months

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

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Web Development Tools, UI Components, Mobile Development Tools, JavaScript Frameworks, Code Reusability, Application Programming Interface (API), Unit Testing, Front-End Web Development, Webpack, Software Design Patterns, Javascript, Context Management, Application Development, Web Applications, Dataflow, Hypertext Markup Language (HTML), User Interface (UI), Event-Driven Programming
Intermediate · Specialization · 1 - 3 Months
University of Glasgow
Skills you'll gain: Program Development, Web Design and Development, Web Development Tools, Hypertext Markup Language (HTML), Javascript, Interactive Design, Computational Thinking, JavaScript Frameworks, Integrated Development Environments, Development Testing, Maintainability, Software Architecture, Computer Programming Tools, Software Design, Programming Principles, Scalability
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Angular, Cascading Style Sheets (CSS), Responsive Web Design, Web Design and Development, Front-End Web Development, HTML and CSS, jQuery, React.js, Javascript, Web Applications, JavaScript Frameworks, Web Development, Bootstrap (Front-End Framework), Frontend Integration, Ajax, Application Frameworks, UI Components, digital literacy, Hypertext Markup Language (HTML), Web Content Accessibility Guidelines
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Webpack, Full-Stack Web Development, JSON, Web Development Tools, HTML and CSS, Application Programming Interface (API), Javascript, Web Development, Web Applications, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Browser Compatibility, Authentications
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Application Security, Secure Coding, Package and Software Management, Node.JS, Vulnerability Management, Javascript, Dependency Analysis, Vulnerability Assessments, Exploitation techniques
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Bootstrap (Front-End Framework), HTML and CSS, UI Components, User Interface (UI), Front-End Web Development, Responsive Web Design, JavaScript Frameworks, Web Design, Web Development, Web Applications, Hypertext Markup Language (HTML), Full-Stack Web Development, Cascading Style Sheets (CSS), General Networking, Back-End Web Development, React.js, Web Servers
Beginner · Course · 1 - 4 Weeks