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, Open Source Technology, Development Environment, Programming Principles, Scalability, Functional Design
★ 4.2 (13) · Intermediate · Course · 1 - 4 Weeks

University of Toronto
Skills you'll gain: Swift Programming, iOS Development, Apple Xcode, Mobile Development, Objective-C (Programming Language), Object Oriented Programming (OOP), Memory Management, Application Development, Development Environment, Programming Principles, Integrated Development Environments, Image Analysis, Computer Programming, Functional Design
★ 3.9 (1.4K) · Mixed · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Software Installation, Programming Principles, Other Programming Languages, Functional Design, Computer Programming, Ruby (Programming Language), Theoretical Computer Science, Object Oriented Programming (OOP), Code Reusability, Development Environment
★ 4.9 (1.9K) · Intermediate · Course · 1 - 3 Months
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Functional Design, Functional Testing, Other Programming Languages, Event-Driven Programming, Software Design Patterns, Simulations
★ 4.6 (11) · Intermediate · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Agentic Workflows, AI Workflows, Agentic systems, AI Orchestration, Claude Code, Generative AI Agents, Rust (Programming Language), Distributed Computing, Anthropic Claude, Go (Programming Language), LLM Application, Software Architecture, Artificial Intelligence, Software Design Patterns, Large Language Modeling, Scalability, TypeScript, Supervised Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: OAuth, Microservices, Spring Framework, Spring Boot, Containerization, Application Deployment, Apache Kafka, Software Testing, Data Store, Object-Relational Mapping, Docker (Software), Kubernetes, Unit Testing, Authentications, Integration Testing, Data Access, Software Architecture, Restful API, Java Programming, Java
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Javascript, Frontend Performance, Web Development Tools, Application Programming Interface (API)
★ 4.9 (11) · Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Rust (Programming Language), Code Reusability, Data Manipulation, System Programming, Data Structures, Memory Management, Performance Tuning, Data Management, Data Analysis, Web Development, Application Development
★ 3.7 (14) · Advanced · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Programming Principles, Algorithms, C (Programming Language), Computer Programming, Program Development, Problem Solving, Solution Design, Computational Logic
★ 4.7 (7K) · Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Development Environment, Web Development, Computer Programming, Program Development
★ 2.7 (25) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Rust (Programming Language), File I/O, Memory Management, Data Structures, Code Reusability, System Programming, Secure Coding
Beginner · Course · 1 - 3 Months

Skills you'll gain: Shiny (R Package), Cloud Deployment, Interactive Data Visualization, Data Visualization, Cloud Applications, Statistical Visualization, Application Deployment, UI Components, Server Side, Dashboard Creation, Performance Tuning, R (Software), Dashboard, User Interface (UI), Application Lifecycle Management, Web Applications, Authentications, Application Development, R Programming, Data Management
Beginner · Specialization · 1 - 3 Months