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: Cascading Style Sheets (CSS), Debugging, Search Engine Optimization, jQuery, PHP (Scripting Language), Hypertext Markup Language (HTML), MySQL, WordPress, Keyword Research, Web Applications, Application Programming Interface (API), Web Development, Content Management Systems, Web Design and Development, Linux Commands, DevOps, Javascript, Application Deployment, Content Optimization, Program Development
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Web Applications, Web Development, Leaflet (Software), React.js, UI Components, User Interface (UI), Application Deployment, Web Development Tools, Application Development, JavaScript Frameworks, Web Design and Development, HTML and CSS, Cloud Deployment, OAuth, User Accounts, Frontend Integration, Front-End Web Development, Authentications, Development Environment, User Interface and User Experience (UI/UX) Design
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: React.js, Cascading Style Sheets (CSS), JavaScript Frameworks, UI Components, Front-End Web Development, User Interface (UI), Application Frameworks, Application Programming Interface (API), Web Development Tools
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud API, Google Cloud Platform, Natural Language Processing, API Testing, Cloud Applications, JSON, Communication
Beginner · Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Unit Testing, Test Case, Debugging, Software Testing, Test Script Development, Development Testing, Test Automation, Quality Assurance
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Frontend Performance, React.js, Web Development Tools, TypeScript, Front-End Web Development, JavaScript Frameworks, Build Tools, Development Environment, Software Development Tools, Application Deployment
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Unit Testing, TypeScript, Angular, Software Testing, Development Testing, Test Case, Frontend Performance, Software Design, UI Components, Application Programming Interface (API), Restful API, Application Deployment, Frontend Integration, Enterprise Architecture, User Interface (UI), Application Frameworks, JavaScript Frameworks, Scalability, Software Architecture, Performance Tuning
Intermediate · Specialization · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Web Services, Cloud Computing, Cloud Computing Architecture, Cloud Storage, Cloud Development, Cloud Applications, Google Cloud Platform, Flask (Web Framework), Distributed Computing, Containerization, Systems Architecture, Software Architecture, Docker (Software), Cloud-Based Integration, Virtualization, Restful API, JSON, Microservices, Application Programming Interface (API), Computer Architecture
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Front-End Web Development, Application Programming Interface (API), Event-Driven Programming, Frontend Performance, Development Environment, Data Sharing
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Web Components, Cascading Style Sheets (CSS), HTML and CSS, Angular, Hypertext Markup Language (HTML), Responsive Web Design, Frontend Performance, Front-End Web Development, Bootstrap (Front-End Framework), Web Content Accessibility Guidelines, Web Design, Web Design and Development, React.js, UI Components, Frontend Integration, Web Analytics and SEO, JavaScript Frameworks, Web Development, Semantic Web, User Interface and User Experience (UI/UX) Design
Beginner · Specialization · 1 - 3 Months

Codio
Skills you'll gain: Model View Controller, Test Driven Development (TDD), Restful API, Vue.JS, Full-Stack Web Development, Frontend Integration, JavaScript Frameworks, Web Applications, Application Programming Interface (API), Unit Testing, Server Side, Web Components, Software Design Patterns, Javascript, HTML and CSS, Event-Driven Programming, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React.js, Code Reusability, Javascript, Front-End Web Development, Web Development
Intermediate · Guided Project · Less Than 2 Hours