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), UI Components, HTML and CSS, Front-End Web Development, Web Design, Animations, Javascript, Application Deployment, Interactive Design, Web Content Accessibility Guidelines, Hypertext Markup Language (HTML), Usability, Code Reusability
Intermediate · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Server Side, Restful API, Ajax, Node.JS, Web Applications, Web Servers, Web Development, Back-End Web Development, Model View Controller, Javascript, PHP (Scripting Language), Application Programming Interface (API), Authentications, JSON, Hypertext Markup Language (HTML), Software Architecture, Real Time Data, Data Storage
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Web Applications, Web Components, Javascript, Program Development, Other Programming Languages, UI Components, Front-End Web Development, Web Development, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: TypeScript, Webpack, React Redux, React.js, Application Programming Interface (API), Web Development Tools, Front-End Web Development, UI Components, JavaScript Frameworks, Build Tools, Context Management, Event-Driven Programming, Data Validation, Javascript, Web Development, Software Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Chart.js, Responsive Web Design, Bootstrap (Front-End Framework), UI Components, Dashboard, Dashboard Creation, HTML and CSS, Data Visualization, Cascading Style Sheets (CSS), Web Design and Development, Web Design, Web Applications, User Interface (UI), User Interface (UI) Design, Web Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Apache Hadoop, Apache Hive, Big Data, Database Design, Data Integration, Social Media Analytics, Extensible Markup Language (XML), Database Management Systems, Database Management, JSON, Data Processing, Distributed Computing, Data Analysis, Analytics, Scalability, Extensible Languages and XML, Data Pipelines, Query Languages, Data Cleansing, Dataflow
Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Cloud Deployment, Debugging, Google Cloud Platform, Application Deployment, Cloud Development, JavaScript Frameworks, Web Development Tools, Node.JS, Cloud Applications, Serverless Computing, Program Development, Functional Testing, Integrated Development Environments, Software Development, Computer Programming Tools, Microsoft Visual Studio
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Node.JS, Full-Stack Web Development, Server Side, Restful API, Angular, Middleware, Application Deployment, Authentications, Javascript, Web Applications, API Design, MongoDB, Application Programming Interface (API), Back-End Web Development, Front-End Web Development, Development Environment
Beginner · Course · 1 - 3 Months

Skills you'll gain: Extract, Transform, Load, Data Transformation, Data Integration, Web Scraping, Data Pipelines, JSON, Object Oriented Programming (OOP), Extensible Markup Language (XML), Data Modeling, Data Collection, Extensible Languages and XML, Application Programming Interface (API), Relational Databases
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Angular, Command-Line Interface, Frontend Performance, Data Sharing
Beginner · Course · 3 - 6 Months

Skills you'll gain: UI Components, JavaScript Frameworks, .NET Framework, ASP.NET, C# (Programming Language), Application Programming Interface (API), Web Applications, Web Components, Restful API, Cloud Deployment, Microsoft Azure, Back-End Web Development, Object-Relational Mapping, Web Frameworks, Code Reusability, Frontend Integration, Cloud Applications, Server Side, Application Deployment, Authentications
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Jest (JavaScript Testing Framework), Cloud Deployment, Software Testing, Web Development, Full-Stack Web Development, Real Time Data, Application Programming Interface (API), Authentications, Context Management
Intermediate · Course · 1 - 3 Months