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.

DeepLearning.AI
Skills you'll gain: Full-Stack Web Development, Web Applications, JavaScript Frameworks, React.js, LLM Application, Web Development, Javascript, Tool Calling, Generative AI Agents, Real Time Data
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Node.JS, API Gateway, MySQL, Restful API, MongoDB, Microservices, API Design, NoSQL, Object-Relational Mapping, Database Design, Relational Databases, Unit Testing, SQL, Databases, Server Side, Application Deployment, Database Management Systems, Javascript, Application Programming Interface (API), Software Documentation
Intermediate · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: TypeScript, Event-Driven Programming, Javascript, JavaScript Frameworks, Pseudocode, Computational Thinking, JSON, Web Development, Web Applications, Data Import/Export, Application Development, Mobile Development, Debugging, Algorithms, Data Structures, Object Oriented Programming (OOP), Node.JS, Unit Testing, React.js, Web Development Tools
Beginner · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Prompt Engineering, Generative AI Agents, Tool Calling, User Interface (UI), LLM Application, Agentic systems, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Human Computer Interaction, OpenAI, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Web Development Tools, React.js, JavaScript Frameworks, Front-End Web Development, HTML and CSS, Performance Tuning, Web Development, Cascading Style Sheets (CSS), Microsoft Visual Studio
Intermediate · Guided Project · Less Than 2 Hours
Johns Hopkins University
Skills you'll gain: Systems Thinking, Health Systems, Health Policy, Public Health, Policy Analysis, Policy Development, Simulations, Systems Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: React.js, ChatGPT, Cascading Style Sheets (CSS), Generative AI, Development Environment, OpenAI, JavaScript Frameworks, Microsoft Visual Studio, LLM Application, Web Design and Development, Secure Coding, Node.JS, Javascript, Restful API, API Design, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Full-Stack Web Development, Front-End Web Development, Server Side, Application Deployment, Back-End Web Development, JavaScript Frameworks, Web Applications, UI Components, Authentications, User Accounts, Database Development, User Interface (UI), Payment Systems, Application Programming Interface (API)
Intermediate · Course · 3 - 6 Months

University of Copenhagen
Skills you'll gain: Sustainable Development, Socioeconomics, Systems Thinking, Social Sciences, Environmental Issue, Timelines, Environmental Policy, Ethical Standards And Conduct, Political Sciences, Economics
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Angular, Node.JS, Full-Stack Web Development, HTML and CSS, User Interface (UI), Application Deployment, Back-End Web Development, Javascript, User Interface (UI) Design, MongoDB, Front-End Web Development, Web Applications, JavaScript Frameworks, Scalability, Restful API, Middleware, Bootstrap (Front-End Framework), jQuery, Databases, Cascading Style Sheets (CSS)
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Authentications, UI Components, Full-Stack Web Development, Authorization (Computing), File Management, React.js, Application Deployment, Development Environment, JavaScript Frameworks, Web Development Tools, Web Applications, User Interface (UI), User Interface (UI) Design, Content Management, Data Modeling
Intermediate · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Responsive Web Design, Restful API, User Interface (UI) Design, Application Programming Interface (API), Web Development Tools, Database Design, HTML and CSS, User Interface and User Experience (UI/UX) Design, API Design, Front-End Web Development, MongoDB, Javascript, Postman API Platform, Bootstrap (Front-End Framework), React.js, Database Management, OAuth, Authentications, Relational Databases, Software Documentation
Intermediate · Specialization · 1 - 3 Months