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.

University of Minnesota
Skills you'll gain: Test Automation, Regression Testing, Software Testing, Unit Testing, Test Tools, System Testing, Code Coverage, Security Testing, Verification And Validation, Test Case, Test Data, Debugging, Automation, Functional Requirement, Application Security
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Cryptography, Encryption, Application Development, Security Engineering, Application Security, C++ (Programming Language)
Intermediate · Guided Project · Less Than 2 Hours

Case Western Reserve University
Skills you'll gain: Geostatistics, Exploratory Data Analysis, Spatial Data Analysis, Spatial Analysis, Geospatial Information and Technology, Statistical Methods, Statistical Modeling, R Programming, Statistical Analysis, R (Software), Probability & Statistics, Descriptive Statistics, Data Analysis, Correlation Analysis, Data Validation, Simulations, Histogram, Box Plots, Simulation and Simulation Software
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Java, Java Programming, Algorithms, Computational Thinking, Programming Principles, Object Oriented Programming (OOP), Computer Programming, Functional Design, Development Environment
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: MySQL Workbench, Data Validation, SQL, MySQL, Query Languages, Analytical Skills, Relational Databases, Scripting
Intermediate · Guided Project · Less Than 2 Hours

Michigan State University
Skills you'll gain: Unity Engine, Game Design, Video Game Development, C# (Programming Language), 3D Assets, Software Design, Computer Programming, Social Studies, Ideation, Project Closure, Business Modeling, Project Documentation, Debugging
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: JSON, Restful API, Web Applications, Application Programming Interface (API), Responsive Web Design, Cascading Style Sheets (CSS), Event-Driven Programming, Ajax, Web Services, HTML and CSS, Javascript, Web Design and Development, Wireframing, Web Development, Real Time Data, Web Development Tools, Web Servers, Game Design, Hypertext Markup Language (HTML), Software Development
Intermediate · Specialization · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Logical Reasoning, Computational Logic, Computational Thinking, Algorithms, Theoretical Computer Science, Artificial Intelligence, Cryptography, Graph Theory
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: SQL, Stored Procedure, Query Languages, MySQL, Database Management, Transaction Processing, Data Manipulation, Relational Databases
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Tensorflow, Natural Language Processing, Keras (Neural Network Library), Text Mining, Applied Machine Learning, Deep Learning, Machine Learning, Software Visualization
Intermediate · Guided Project · Less Than 2 Hours

Xi'an Jiaotong University
Skills you'll gain: C# (Programming Language), Object Oriented Programming (OOP), Computer Programming, Programming Principles, .NET Framework, Program Development, Algorithms, Data Structures, Command-Line Interface, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Database Design, Continuous Integration, Restful API, User Requirements Documents, Docker (Software), Model View Controller, Front-End Web Development, Databases, User Story, CI/CD, Java, Java Programming, Hibernate (Java), Database Application, HTML and CSS, Full-Stack Web Development, Spring Boot, Java Platform Enterprise Edition (J2EE), Back-End Web Development, Software Design Documents
Advanced · Course · 1 - 3 Months