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.

Politecnico di Milano
Skills you'll gain: Socioeconomics, Epidemiology, Crisis Management, Social Determinants Of Health, Health Technology, Health Policy, Social Sciences, Infectious Diseases, Public Health, Network Analysis, Mental Health, Health Informatics, Health Care, Surveys, Data-Driven Decision-Making, Data Science, Artificial Intelligence
Beginner · Course · 1 - 3 Months

Skills you'll gain: Large Language Modeling, LLM Application, Tool Calling, Generative AI Agents, Generative AI, Application Development, Data Storage Technologies, Natural Language Processing, Data Pipelines, Data Integration
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Microsoft Power Automate/Flow, Microsoft Power Platform, Microsoft 365, Data Integration, Digital Transformation, React.js, Business Process Automation, Web Development Tools, Performance Tuning, Automation, Process Optimization, Application Programming Interface (API), Data Transformation, Integration Testing, Development Testing
Intermediate · 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

Skills you'll gain: JavaScript Frameworks
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: User Interface and User Experience (UI/UX) Design, Blockchain, Web Development Tools, React Redux, User Experience Design, Application Design, Application Security, Application Development, Web Applications, Software Development Tools, Front-End Web Development, Application Programming Interface (API), Transaction Processing, Back-End Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Javascript, Software Design Patterns, Data Management, Data Structures, Prototyping, Web Development, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Web Design and Development, Responsive Web Design, HTML and CSS, Front-End Web Development, Cascading Style Sheets (CSS), Web Development Tools, React.js, User Interface (UI), Javascript, Web Servers, Semantic Web, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: UI Components, JavaScript Frameworks, Web Frameworks, Event-Driven Programming, Data Import/Export, Web Applications, Front-End Web Development, Javascript, Web Development
Intermediate · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: Model View Controller, Debugging, Software Design, User Interface and User Experience (UI/UX) Design, User Interface (UI), UI Components, Web Applications, Algorithms, JSON, User Story, Javascript, Event-Driven Programming, Automation
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Angular, Hypertext Markup Language (HTML), Responsive Web Design, 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, Semantic Web, Performance Tuning, Browser Compatibility, User Interface and User Experience (UI/UX) Design, Web Applications, Web Development
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Unit Testing, React.js, Webpack, Angular, Web Development Tools, Development Environment, Debugging, Vue.JS, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 3 Months