React JS courses can help you learn component-based architecture, state management, and routing. You can build skills in creating interactive user interfaces, optimizing performance, and managing application state with tools like Redux. Many courses also cover testing frameworks such as Jest and React Testing Library, enabling you to ensure your applications are robust and reliable.

Skills you'll gain: Mobile Development, React Native, Responsive Web Design, Browser Compatibility, HTML and CSS, Cross Platform Development, Web Design and Development, Javascript, User Interface (UI) Design, Web Development
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Data Store, Relational Databases, Database Design, SQL, Databases, Web Scraping, Data Modeling, Database Management, Data Visualization Software, Object-Relational Mapping, Object Oriented Programming (OOP), Data Processing, Python Programming, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Prompt Engineering, Responsive Web Design, Node.JS, Command-Line Interface, TypeScript, Unit Testing, SQL, HTML and CSS, Web Content Accessibility Guidelines, Typography, Cascading Style Sheets (CSS), Ajax, React.js, User Interface and User Experience (UI/UX) Design, Hypertext Markup Language (HTML), JavaScript Frameworks, JSON, Generative AI, Database Design, UI Components
Beginner · Specialization · 3 - 6 Months

Meta
Skills you'll gain: Restful API, SQL, React Native, MySQL, Databases, API Design, Mobile Development, JSON, Data Manipulation, Data Management, Application Development, Data Storage, Authentications
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: React.js, ASP.NET, Restful API, .NET Framework, Web Applications, Web Services, Hypertext Markup Language (HTML), Front-End Web Development, JSON, Application Development, JavaScript Frameworks, Model View Controller, Application Frameworks, Program Development, Javascript, Development Environment, Back-End Web Development, Web Development, Microsoft Visual Studio, Cascading Style Sheets (CSS)
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Cascading Style Sheets (CSS), UI Components, Front-End Web Development, User Interface and User Experience (UI/UX) Design, Web Design, React.js, Responsive Web Design, User Centered Design, Javascript
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Generative AI Agents, Agentic systems, Game Design, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Video Game Development, Animation and Game Design, Generative AI, Machine Learning Methods, Game Theory, Design, Design and Product
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: ASP.NET, .NET Framework, Responsive Web Design, HTML and CSS, C# (Programming Language), Full-Stack Web Development, Web Applications, Web Development, Javascript and jQuery, UI Components, Bootstrap (Front-End Framework), Development Environment, Cascading Style Sheets (CSS), Restful API, React.js, Microsoft Visual Studio, Application Programming Interface (API), Model View Controller
Intermediate · Course · 1 - 3 Months

Skills you'll gain: UI Components, .NET Framework, ASP.NET, C# (Programming Language), Application Frameworks, Network Routing, Web Applications, Javascript, Event-Driven Programming, Server Side, Data Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Bootstrap (Front-End Framework), Debugging, UI Components, Front-End Web Development, Web Design, Semantic Web, Browser Compatibility, Web Development, Web Content Accessibility Guidelines, Web Analytics and SEO, Development Testing, Data Validation, Javascript, Animations
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Large Language Modeling, Generative AI, Back-End Web Development, Full-Stack Web Development, Application Deployment, Computer Programming, User Interface (UI) Design, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Responsive Web Design, JSON, jQuery, Restful API, HTML and CSS, Bootstrap (Front-End Framework), API Design, GitHub, Git (Version Control System), Postman API Platform, Web Design, Hypertext Markup Language (HTML), Web Development, MongoDB, Back-End Web Development, Server Side, Full-Stack Web Development, Cascading Style Sheets (CSS), Web Development Tools
Beginner · Specialization · 3 - 6 Months