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.

Skills you'll gain: Back-End Web Development, Django (Web Framework), Version Control, Git (Version Control System), API Testing, Web Development, Authentications, API Design, Application Development, Application Programming Interface (API), Restful API, Unit Testing, Test Tools, Database Development, MySQL, User Accounts, Web Applications, Databases
★ 4.6 (187) · Intermediate · Course · 1 - 4 Weeks

National Academy of Sports Medicine
Skills you'll gain: Exercise Science, Kinesiology, Human Musculoskeletal System, Respiration, Physiology, Neurology, Mechanics, Injury Prevention, Anatomy, Medical Terminology, Nutrition and Diet
★ 4.7 (81) · Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Application Specific Integrated Circuits, Hardware Design, Computer-Aided Design, Electronic Hardware, Systems Design, Computer Architecture, Electrical and Computer Engineering, Computer Engineering, Engineering Design Process, Electronics Engineering, Network Routing, Computational Logic, Electrical Engineering, Data Structures, Algorithms, Graph Theory, Applied Mathematics, Mathematical Modeling, Calculus
★ 4.7 (284) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Mobile Development, React Native, Responsive Web Design, Browser Compatibility, HTML and CSS, Cross Platform Development, Hypertext Markup Language (HTML), Web Design, Javascript, Application Development, Application Frameworks, JavaScript Frameworks, Cascading Style Sheets (CSS), Web Development, React.js, UI Components
★ 4.7 (608) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: SQL, Query Languages, Database Software, Data Access, Relational Databases
★ 4.7 (343) · Beginner · Guided Project · Less Than 2 Hours
Michigan State University
Skills you'll gain: Game Design, Unity Engine, Video Game Development, Peer Review, Cross Platform Development, Animation and Game Design, User Interface (UI) Design, User Interface (UI), C# (Programming Language), UI Components, Object Oriented Programming (OOP), Animations, Scripting, Digital Publishing, Creativity
★ 4.7 (543) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Flutter (Software), Mobile Development, iOS Development, Apple iOS, Mobile Development Tools, User Interface (UI), User Interface (UI) Design, Android Development, Other Mobile Programming Languages, User Interface and User Experience (UI/UX) Design, Application Development, UI Components, Cross Platform Development, Application Programming Interface (API), Software Development Tools, Application Frameworks, Development Environment, Debugging, Software Development
★ 4.4 (171) · Beginner · Course · 1 - 3 Months

University of Toronto
Skills you'll gain: Robotics, Network Routing, Graph Theory, Algorithms, Artificial Intelligence, Simulations, Predictive Modeling, Scenario Testing
★ 4.8 (487) · Advanced · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Embedded Software, Peripheral Devices, Integrated Development Environments, Embedded Systems, Internet Of Things, Microarchitecture, Automation, Real Time Data, Hardware Architecture, Computer Architecture, Prototyping, Memory Management
★ 4.6 (299) · Beginner · Course · 1 - 3 Months
Skills you'll gain: SAS (Software), Network Analysis, Trend Analysis, Data Manipulation, Data Analysis, Forecasting, Data Quality, Text Mining, Exploratory Data Analysis, Spatial Data Analysis, Data Visualization Software, Spatial Analysis, Data Transformation, Dashboard, Data Mapping, Analytics, Data Visualization, Business Analytics, Business Reporting, Interactive Data Visualization
★ 4.7 (1.1K) · Beginner · Professional Certificate · 3 - 6 Months

Peking University
Skills you'll gain: Microarchitecture, Computer Architecture, Computer Systems, Hardware Architecture, Computer Hardware, Computer Engineering, Peripheral Devices, Data Storage, Display Devices, Systems Architecture, Memory Management, Computational Logic, OS Process Management
★ 4.8 (483) · Mixed · Course · 1 - 3 Months

Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, File I/O, Computer Programming, Microsoft Visual Studio, Computer Programming Tools, Integrated Development Environments, System Programming, Programming Principles, Apple Xcode, Code Reusability, Development Environment, Algorithms, File Systems, Software Design Patterns, Data Structures, Performance Tuning, Debugging, File Management
★ 4.3 (32) · Intermediate · Specialization · 3 - 6 Months