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.

Scrimba
Skills you'll gain: Data Visualization, Data Presentation, Web Applications, Full-Stack Web Development, Data Store, Database Development, Query Languages, Data Persistence, Real Time Data, Javascript, User Interface (UI), Software Engineering, Authentications
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Javascript, Web Design and Development, HTML and CSS, Front-End Web Development, Event-Driven Programming, Data Structures, Data Validation, Programming Principles, User Interface (UI), Debugging
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: React.js, Web Development Tools, JavaScript Frameworks, Front-End Web Development, Javascript, Web Development, Software Engineering
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Object Oriented Programming (OOP), File I/O, Software Development, Automation, Data Structures, Programming Principles, Maintainability, Python Programming, Debugging, JSON
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Web Services, Restful API, Apache Maven, Spring Boot, Spring Framework, Gradle, Simple Object Access Protocol (SOAP), Java Platform Enterprise Edition (J2EE), Java, API Design, Application Frameworks, Secure Coding, Object-Relational Mapping, Data Persistence, JSON, Extensible Markup Language (XML)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: API Testing, Cucumber (Software), Behavior-Driven Development, JSON, Restful API, Application Programming Interface (API), Test Tools, Test Case, JUnit, Security Testing, Test Script Development, Test Data, Test Automation, Apache Maven, Authentications, Development Environment, Authorization (Computing)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cucumber (Software), Gherkin (Scripting Language), Behavior-Driven Development, Apache Maven, API Testing, Test Script Development, Restful API, Test Automation, JSON, Scalability, Test Case, Test Data, Authentications, Java
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Web Design, Typography, Front-End Web Development, Cascading Style Sheets (CSS), UI Components, Figma (Design Software), Hypertext Markup Language (HTML), User Interface (UI) Design, User Interface (UI), Web Content Accessibility Guidelines, Usability, Animations
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Google Analytics, Marketing Analytics, Return On Investment, Google Ads, Marketing Strategies, Content Management Systems, Marketing, Analytics, WordPress, Facebook, Data Collection
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Restful API, Application Programming Interface (API), Test Script Development, Software Testing, JSON, Data Validation, Test Automation, Test Case, Development Environment
Mixed · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Node.JS, Full-Stack Web Development, Authentications, Server Side, Back-End Web Development, Restful API, Middleware, Database Application, Data Validation, TypeScript, Application Programming Interface (API), Object-Relational Mapping, MongoDB, Databases, MySQL
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Back-End Web Development, Package and Software Management, JavaScript Frameworks, Other Programming Languages, Javascript, Web Servers, Servers, Program Development, Web Development, Development Environment
Beginner · Guided Project · Less Than 2 Hours