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: Bootstrap (Front-End Framework), Browser Compatibility, Responsive Web Design, HTML and CSS, Web Design and Development, Cascading Style Sheets (CSS), Front-End Web Development, UI Components, React.js, Application Frameworks
Intermediate · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Financial Regulation, Financial Regulations, Bank Regulations, FinTech, Financial Services, Financial Industry Regulatory Authorities, Law, Regulation, and Compliance, Regulatory Compliance, Mobile Banking, Regulatory Requirements, Financial Controls, Fraud detection, Loss Prevention, Data Security, Cybersecurity, Human Factors (Security), Insurance, Blockchain, Information Privacy, Security Controls
Beginner · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Systems Thinking, Health Systems, Health Policy, Public Health, Policy Analysis, Policy Development, Public Health and Disease Prevention, Simulations, Systems Analysis, Data Analysis Software
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, OAuth, API Design, Application Programming Interface (API), Node.JS, Software Documentation, JavaScript Frameworks, Frontend Integration, Web Services, Middleware, Authentications, JSON, Web Frameworks, Server Side, Back-End Web Development, Authorization (Computing)
Mixed · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Decision Making, Positivity, Optimism, Economics, Policy, and Social Studies, Behavioral Economics, Public Policies, Diversity Awareness, Compassion, Sociology, Culture, Psychology, Cultural Diversity, Decision Intelligence, Policy Analysis, Mental Health, Resilience, Critical Thinking, Human Development, Social Sciences, Personal Development
Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Apple iOS, iOS Development, Video Game Development, Mobile Development, Geographic Information Systems, Game Design, Interactive Design, Animation and Game Design, Geospatial Information and Technology, Animations, Interaction Design, Human Computer Interaction, Global Positioning Systems, Computer Graphic Techniques, Event-Driven Programming, Knowledge of Apple Hardware
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, API Gateway, MySQL, Restful API, MongoDB, OAuth, Microservices, API Design, NoSQL, Object-Relational Mapping, Application Programming Interface (API), Database Design, Relational Databases, Unit Testing, SQL, Databases, MySQL Workbench, Server Side, Application Deployment, Javascript
Intermediate · Specialization · 3 - 6 Months
Universidad Austral
Skills you'll gain: Angular, JavaScript Frameworks, Continuous Integration, TypeScript, JSON, Application Frameworks, CI/CD, Application Programming Interface (API), Restful API, Test Automation, Web Components, Full-Stack Web Development, React Redux, Web Development Tools, Web Services, Unit Testing, Web Applications, NoSQL, Javascript, Data Store
Beginner · Course · 1 - 4 Weeks

University of Toronto
Skills you'll gain: Mindfulness, Active Listening, Stress Management, Empowerment, Meditation & Breathwork, Biology, Physiology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Pseudocode, Responsive Web Design, Computational Thinking, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, React.js, HTML and CSS, Debugging, Algorithms, Interviewing Skills, UI Components, Professional Development, Programming Principles, Web Presence, JavaScript Frameworks, Web Development Tools, Web Development, Javascript, Software Development
Intermediate · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Prompt Engineering, Prompt Patterns, Generative AI Agents, Tool Calling, Agentic Workflows, 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

Board Infinity
Skills you'll gain: Frontend Integration, CI/CD, Jenkins, Docker (Software), Spring Boot, Continuous Integration, Configuration Management, Containerization, Cloud-Native Computing, Scalability, Software Documentation, Application Deployment, Java, API Design, Java Programming, API Gateway, Back-End Web Development, JUnit, Application Programming Interface (API), React.js
Intermediate · Specialization · 1 - 3 Months