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.

Coursera
Skills you'll gain: Front-End Web Development, Frontend Performance, Responsible AI, Data Ethics, Frontend Integration, Generative AI, Code Review, User Interface and User Experience (UI/UX) Design, Prompt Engineering, Software Documentation, UI/UX Strategy, Test Automation, Test Tools, HTML and CSS
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Node.JS, MongoDB, Middleware, Databases, Database Systems
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Restful API, Application Programming Interface (API), Back-End Web Development, Microsoft Visual Studio, Web Applications, Javascript, Application Development
Intermediate · Guided Project · Less Than 2 Hours
University of Michigan
Skills you'll gain: SQL, Database Management, Relational Databases, Databases, Database Design, Data Visualization Software, Web Scraping, Data Processing, Object Oriented Programming (OOP), Data Modeling, Python Programming, Web Development, Web Applications, Data Collection
Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Frontend Integration, Application Programming Interface (API), Secure Coding, Cloud Deployment, JavaScript Frameworks, Frontend Performance, Database Development, Maintainability, Node.JS, Server Side, Authentications, Application Performance Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Full-Stack Web Development, Responsive Web Design, Data Validation, User Interface (UI) Design, JavaScript Frameworks, Authentications, User Interface (UI), PostgreSQL, Web Applications, React.js, Object-Relational Mapping, TypeScript, Development Environment, Databases, User Accounts
Intermediate · Course · 1 - 3 Months

IE Business School
Skills you'll gain: Diversity and Inclusion, Diversity Awareness, Workplace inclusivity, Cultural Diversity, Intercultural Competence, Empathy, Sociology, Social Sciences, Culture, Self-Awareness, Curiosity
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Data Visualization, Data Presentation, Web Applications, Full-Stack Web Development, Data Store, Database Development, Query Languages, Data Persistence, Real Time Data, Javascript, User Interface (UI), Software Engineering, Authentications
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Vue.JS, Web Development Tools, Web Applications, Front-End Web Development, HTML and CSS, Javascript, Microsoft Visual Studio
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Pinterest, Professional Networking, Organizational Skills, User Accounts, Content Development and Management, Social Media, Collaboration, Project Portfolio Management, Driving engagement, Resourcefulness, Research
Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Web Components, Cascading Style Sheets (CSS), HTML and CSS, Angular, Hypertext Markup Language (HTML), Responsive Web Design, Frontend Performance, Front-End Web Development, Bootstrap (Front-End Framework), Web Content Accessibility Guidelines, Web Design, Web Design and Development, React.js, UI Components, Web Analytics and SEO, JavaScript Frameworks, Web Development, Semantic Web, Browser Compatibility, User Interface and User Experience (UI/UX) Design
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Large Language Modeling, Retrieval-Augmented Generation, LLM Application, Embeddings, Agentic systems, Application Development, Data Pipelines, Data Integration, Development Environment
Intermediate · Course · 1 - 4 Weeks