Reactive programming courses can help you learn asynchronous data streams, event-driven architecture, and the principles of reactive systems. You can build skills in handling real-time data, managing state changes, and implementing backpressure strategies. Many courses introduce tools like RxJava, Reactor, and Akka, that support building responsive applications and integrating with APIs. By exploring these topics, you’ll gain practical experience in creating applications that efficiently respond to user interactions and system events.

Vanderbilt University
Skills you'll gain: IntelliJ IDEA, Java Programming, Object Oriented Programming (OOP), Java, Integrated Development Environments, Computer Programming, Open Source Technology, Programming Principles, Scalability, Functional Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: TypeScript, UI Components, React.js, Web Applications, Front-End Web Development, Javascript, Programming Principles, Data Management, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React.js, Jest (JavaScript Testing Framework), JavaScript Frameworks, Web Components, Front-End Web Development, Unit Testing, UI Components, Ajax, Web Applications, Event-Driven Programming, Javascript, Software Testing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: TypeScript, Webpack, React Redux, Frontend Integration, React.js, Application Programming Interface (API), Web Development Tools, Front-End Web Development, Restful API, UI Components, JavaScript Frameworks, Build Tools, Context Management, Event-Driven Programming, Data Validation, Javascript, Web Development, Software Development
Intermediate · Course · 1 - 4 Weeks

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

LearnQuest
Skills you'll gain: Model View Controller, Swift Programming, iOS Development, Apple iOS, Data Structures, Object Oriented Programming (OOP), Mobile Development, Apple Xcode, Computer Programming
Beginner · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Ruby (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Computer Programming, Programming Principles, Functional Design, Computational Thinking, Software Design Patterns, Theoretical Computer Science, Computer Science, Debugging
Mixed · Course · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Scala Programming, Other Programming Languages, Computer Programming, Programming Principles, Theoretical Computer Science, Extensible Languages and XML, Concept Of Operations
Mixed · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Javascript, Frontend Performance, Web Development Tools, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Software Design, Software Design Patterns, Functional Design, Java, Programming Principles, Performance Tuning, Data Structures, Algorithms
Intermediate · Course · 1 - 3 Months

Indian Institute of Technology Guwahati
Skills you'll gain: Generative AI, GitHub, OpenAI, Computer Programming Tools, Microsoft Visual Studio, Artificial Intelligence and Machine Learning (AI/ML), Computer Programming
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: ASP.NET, Object Oriented Programming (OOP), Object Oriented Design, Frontend Integration, Middleware, Programming Principles, Application Frameworks, Object-Relational Mapping, Model View Controller, Event-Driven Programming, User Interface (UI), Cascading Style Sheets (CSS), Authentications, Development Environment, Debugging
Beginner · Specialization · 1 - 3 Months