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.

Coursera
Skills you'll gain: Web Development Tools, Data Structures, Javascript, Data Access, Programming Principles
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Application Programming Interface (API), Web Development, Development Environment, Web Applications, Hypertext Markup Language (HTML), GitHub, Data Structures
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React.js, React Redux, Frontend Performance, Full-Stack Web Development, Unit Testing, Front-End Web Development, Event-Driven Programming, Performance Tuning, Frontend Integration, Context Management, Javascript, Code Reusability, JavaScript Frameworks, Software Testing, Server Side, Web Applications, UI Components, Software Design Patterns, Cascading Style Sheets (CSS), Data Persistence
Intermediate · Specialization · 3 - 6 Months
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Application Design, Software Design Patterns, Functional Design, Other Programming Languages, Event-Driven Programming, Functional Testing, Java, Programming Principles, Performance Tuning, Data Structures
Intermediate · Course · 1 - 3 Months

Skills you'll gain: React Redux, React.js, Front-End Web Development, Frontend Performance, JavaScript Frameworks, Web Development Tools, Event-Driven Programming, Web Applications, Javascript, TypeScript, UI Components, Application Development, Cascading Style Sheets (CSS), User Interface (UI), Context Management, E-Commerce, Package and Software Management
Intermediate · Course · 1 - 3 Months

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Web Development Tools, JavaScript Frameworks, Code Reusability, Application Programming Interface (API), Unit Testing, UI Components, Front-End Web Development, Software Design Patterns, Javascript, Development Environment, Context Management
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: React Redux, React.js, Javascript, Web Development Tools, Middleware, Web Development
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: React.js, Code Reusability, Web Development Tools, Development Environment, Responsive Web Design, Frontend Performance, Web Design and Development, HTML and CSS, Front-End Web Development, JavaScript Frameworks, Maintainability, UI Components, Cascading Style Sheets (CSS), Software Development Tools, Event-Driven Programming, Build Tools, Web Analytics and SEO
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, Web Language, Data Persistence, Data Storage, Web Development, Data Structures, Computational Logic, Software Engineering
Beginner · Guided Project · Less Than 2 Hours

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Apache Hadoop, Scala Programming, Distributed Computing, Big Data, Data Manipulation, Data Processing, Performance Tuning, Data Persistence, Data Transformation, SQL, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Wireframing, Web Content Accessibility Guidelines, Responsive Web Design, HTML and CSS, Web Design, Web Design and Development, Front-End Web Development, Verification And Validation, Cascading Style Sheets (CSS), Web Development, Hypertext Markup Language (HTML), Development Testing, Application Frameworks, Usability, Code Review, Web Frameworks, Javascript
Beginner · Course · 1 - 3 Months