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.

Scrimba
Skills you'll gain: TypeScript, React.js, Server Side, Javascript, Data Structures, Web Development, Middleware, Scalability, Web Design, Computer Programming, Maintainability
Intermediate · Course · 1 - 4 Weeks

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

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

Skills you'll gain: Cloud Computing, Cloud Infrastructure, Cloud Services, JavaScript Frameworks, Web Frameworks, Back-End Web Development, Cloud Deployment, DevOps, Full-Stack Web Development, OpenShift, Version Control, Cloud Development, Web Language, CI/CD, Application Frameworks, Software Development, Continuous Integration, Cloud-Native Computing, Web Applications, Microservices
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: GitHub Copilot, Integrated Development Environments, Microsoft Visual Studio, AI Enablement, Development Environment, Debugging, HTML and CSS, React.js, Cascading Style Sheets (CSS), Software Installation
Intermediate · Course · 1 - 4 Weeks

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

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

Corporate Finance Institute
Skills you'll gain: Financial Trading, Financial Market, Market Data, Economics, Capital Markets, Market Dynamics, Financial Policy, Business Economics, General Finance, Securities Trading, Market Trend, Banking, Investment Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Secure Coding, Penetration Testing, Front-End Web Development, Application Development, Security Testing, Web Development Tools, Application Security, Event Monitoring, Development Environment, Exploit development, Frontend Integration, Web Development, Software Development Tools, Cyber Security Assessment, Payment Systems, Transaction Processing, Authorization (Computing), Token Optimization, Role-Based Access Control (RBAC)
Beginner · Specialization · 3 - 6 Months

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Vibe coding, AI Workflows, Generative AI Agents, Generative AI, AI Personalization, Software Development Tools, GitHub, Application Development, Artificial Intelligence, Code Review, Responsible AI, Design Software, Web Development Tools, Front-End Web Development, Software Development, React.js, Javascript, Web Development, Software Engineering
Beginner · Course · 1 - 3 Months
Skills you'll gain: Django (Web Framework), Frontend Integration, React.js, API Testing, Authentications, Secure Coding, Performance Tuning, Scalability, JavaScript Frameworks, Test Tools, Unit Testing, Development Testing, Software Testing, Restful API, Javascript, Python Programming
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), Containerization, Web Design and Development, Restful API, User Interface (UI), User Interface (UI) Design, HTML and CSS, Node.JS, Application Deployment, MongoDB, Database Management, Databases, JavaScript Frameworks, Web Applications, Web Development, Web Frameworks, Web Development Tools, Database Application, Server Side, Javascript
Intermediate · Guided Project · Less Than 2 Hours