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: Angular, TypeScript, Software Design Patterns, JavaScript Frameworks, Responsive Web Design, React.js, Front-End Web Development, Frontend Performance, Server Side
Intermediate · Course · 1 - 3 Months
University of London
Skills you'll gain: Computer Science, Debugging, Development Environment, Computer Systems, Web Applications, Arithmetic, Computer Literacy, General Networking, Javascript, Network Security, Computer Networking, Application Security, Computational Thinking, Visualization (Computer Graphics), Program Development, Applied Mathematics, Computer Programming, General Mathematics, Numerical Analysis, Problem Solving
Build toward a degree
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: React.js, UI Components, JavaScript Frameworks, Cascading Style Sheets (CSS), Front-End Web Development, HTML and CSS, Javascript, Application Programming Interface (API), Code Reusability, Data Sharing
Beginner · Course · 1 - 3 Months

Skills you'll gain: React Native, Mobile Development, React Redux, Application Deployment, React.js, Application Development, iOS Development, Application Design, Cross Platform Development, UI Components, Code Reusability, E-Commerce, Data Persistence, User Interface (UI), User Interface (UI) Design, Data Storage Technologies, Javascript, Authentications, Data Validation
Advanced · Course · 1 - 3 Months

Skills you'll gain: React.js, Frontend Performance, Context Management, Front-End Web Development, JavaScript Frameworks, UI Components, Data Persistence, Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: React Native, Application Deployment, Animations, OpenAI API, Mobile Development, UI Components, LLM Application, Apple iOS, User Interface (UI), Android Development, Hugging Face, Cross Platform Development, Mobile Development Tools, iOS Development, TypeScript, JavaScript Frameworks, Command-Line Interface, Javascript, Authentications
Advanced · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Restful API, Back-End Web Development, Object-Relational Mapping, Web Development, Authentications, Web Applications, Web Services, Unit Testing, Authorization (Computing), Databases, Data Validation, TypeScript, SQL, Hypertext Markup Language (HTML), Debugging, Data Cleansing, Middleware, HTML and CSS, Javascript
Intermediate · Course · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, AI Workflows, Vibe coding, Generative AI Agents, Software Development Tools, Artificial Intelligence, Generative AI, AI Personalization, Google Workspace, Code Review, Software Development, Responsible AI, Application Deployment, Design Software, Front-End Web Development, Software Engineering, React.js, Web Development, Javascript
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Django (Web Framework), Restful API, AI Personalization, Payment Processing, Content Management Systems, Blogs, API Design, Application Deployment, Order Management, Content Management, Payment Systems, Payment Processing and Collection, Learning Management Systems, User Accounts, Data Sharing, Web Applications, Web Frameworks, Python Programming, Ajax, Javascript
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: React Native, UI Components, Mobile Development, Responsive Web Design, User Interface (UI), User Interface (UI) Design, Debugging, React Redux, Figma (Design Software), Mobile Development Tools, Development Environment, Application Programming Interface (API), Animations, Javascript
Intermediate · Course · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, AI Workflows, Vibe coding, Generative AI Agents, Artificial Intelligence, Generative AI, AI Personalization, Software Development Tools, Web Development Tools, Code Review, Responsible AI, Software Development, GitHub, React.js, Front-End Web Development, Design Software, Javascript, Software Engineering, Web Development, Application Deployment
Beginner · Course · 1 - 3 Months

Skills you'll gain: Salesforce Development, Salesforce Object Query Language (SOQL), Salesforce, Web Components, UI Components, Data Access, Application Security, Secure Coding, Web Development, User Interface (UI), Event-Driven Programming, Security Controls, Development Environment, Javascript, Debugging, Records Management
Advanced · Course · 3 - 6 Months