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: Cascading Style Sheets (CSS), React.js, Front-End Web Development, UI Components, Maintainability, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: TypeScript, React.js, Javascript, Debugging, Integrated Development Environments, Context Management
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Application Deployment, GitHub, Cloud Deployment, Performance Tuning, Unit Testing, Frontend Performance, System Monitoring
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: TypeScript, Angular, UI Components, User Interface (UI), Application Frameworks, JavaScript Frameworks, Front-End Web Development, Software Architecture, Web Development Tools, Development Environment, Code Reusability, Data Validation, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: React.js, Context Management, Event-Driven Programming, Web Applications, JavaScript Frameworks, UI Components, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Restful API, API Design, GitHub, Git (Version Control System), Postman API Platform, Application Programming Interface (API), Version Control, Application Deployment, API Testing, Web Development, Full-Stack Web Development, Back-End Web Development, Web Applications, Front-End Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Data Integration, Data Cleansing, File I/O, Data Pipelines, Data Quality, Database Management, Data Transformation, Data Integrity, File Management, Data Import/Export, JSON, Extensible Markup Language (XML), Software Installation, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, Node.JS, User Interface (UI), Restful API, Frontend Integration, User Interface (UI) Design, Swift Programming, Object-Relational Mapping, Web Development Tools, JavaScript Frameworks, Data Store, iOS Development, UI Components, Mobile Development, Server Side, Operational Databases, Application Programming Interface (API), Database Software, MongoDB, Javascript
Beginner · Course · 1 - 3 Months

Skills you'll gain: Jest (JavaScript Testing Framework), React.js, React Redux, Cloud Deployment, Application Deployment, Software Testing, Web Development, JavaScript Frameworks, Code Reusability, Software Architecture, Full-Stack Web Development, Context Management, Front-End Web Development, Real Time Data, Frontend Integration, Application Programming Interface (API), Event-Driven Programming, Cascading Style Sheets (CSS), Frontend Performance, Development Environment
Beginner · Specialization · 3 - 6 Months

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

Board Infinity
Skills you'll gain: Development Environment, Application Frameworks, Javascript, Web Applications, UI Components, Software Architecture, Data Store, Dataflow, Event-Driven Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Foundry, Cloud Applications, Cloud Platforms, Command-Line Interface, Platform As A Service (PaaS), Cloud Development, User Accounts, Cloud Management, Scalability, Web Development Tools, Cloud Computing, Identity and Access Management
Intermediate · Guided Project · Less Than 2 Hours