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.

Epic Games
Skills you'll gain: Game Design, Unreal Engine, User Experience Design, Usability, User Interface (UI) Design, Video Game Development, Web Content Accessibility Guidelines, Prototyping, Animations
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Microsoft Copilot, Flask (Web Framework), Front-End Web Development, Web Applications, Web Development, Secure Coding, Microsoft Visual Studio, Python Programming, Development Environment, User Interface (UI), Application Programming Interface (API)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Statistical Inference, Statistical Analysis, Regression Analysis, Statistical Modeling, R Programming, Predictive Modeling, Mathematical Modeling, Statistical Hypothesis Testing, Data Validation, Probability Distribution, Probability
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Responsible AI, Generative AI, LLM Application, Cloud Applications, Application Deployment, Large Language Modeling, Data Ethics, Prompt Engineering, Risk Management Framework, Open Source Technology, Rust (Programming Language)
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Spring Boot, Hibernate (Java), Web Applications, Application Development, Application Deployment, Restful API, Application Frameworks, Bootstrap (Front-End Framework), Development Environment, Model View Controller, Java Platform Enterprise Edition (J2EE), UI Components, Authentications, Databases
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Cross Platform Development, Application Development, Program Development, Computer Programming, Software Engineering, Python Programming, Software Installation, Web Development, Software Design, Command-Line Interface
Beginner · Guided Project · Less Than 2 Hours

Infosec
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Secure Coding, Application Security, Encryption, Data Security, Database Application, Web Applications, Cryptography, Authentications, Configuration Management, Session Initiation Protocols, Computer Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, Debugging, C# (Programming Language), 3D Assets, Video Game Development, Development Testing, UI Components, Scripting, Development Environment, Object Oriented Programming (OOP), Software Installation
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Azure Active Directory, Microsoft Azure, Active Directory, Web Applications, Cloud Applications, Application Security, Cloud Security, Identity and Access Management, Authorization (Computing), Key Management, Application Programming Interface (API), Authentications, Encryption
Intermediate · Course · 1 - 4 Weeks

Tsinghua University
Skills you'll gain: Data Structures, Algorithms, Theoretical Computer Science, Computer Programming
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Responsive Web Design, Database Systems, Front-End Web Development, Application Programming Interface (API), Full-Stack Web Development, Amazon Web Services, Cloud Computing, Authentications, Web Applications, Continuous Deployment, Continuous Integration, JavaScript Frameworks, Web Development, Web Servers, Usability, Authorization (Computing), Microservices, Mobile Development, UI Components, Performance Tuning
Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Containerization, Web Design, Restful API, User Interface (UI), Node.JS, MongoDB, Database Management, Databases, JavaScript Frameworks, Web Development, Web Development Tools, Back-End Web Development, Full-Stack Web Development, Application Development, Javascript, GitHub
Intermediate · Guided Project · Less Than 2 Hours