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.

Microsoft
Skills you'll gain: Responsive Web Design, Git (Version Control System), Web Development, Cascading Style Sheets (CSS), React.js, Version Control, Web Development Tools, Full-Stack Web Development, GitHub, HTML and CSS, Application Design, Software Design Documents, Game Design, Debugging, Software Testing, Unit Testing, Application Programming Interface (API), Software Development, Development Environment, Javascript
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Data Storytelling, Pandas (Python Package), Data Analysis, Data-Driven Decision-Making, Exploratory Data Analysis, Analytical Skills, Business Analysis, Data Manipulation, Data Cleansing, Python Programming, Data Import/Export, Promotional Strategies
Beginner · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: SQL, Oracle Databases, PL/SQL, Database Management, Relational Databases, Database Design, Databases, Data Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: z/OS, Computer Architecture, Mainframe Computing, Systems Architecture, Programming Principles, Data Structures, Computer Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: UI Components, User Interface (UI), MySQL, Object Oriented Programming (OOP), Event-Driven Programming, User Interface and User Experience (UI/UX) Design, User Interface (UI) Design, Database Design, Application Development, Application Design, Graphical Tools, Database Application, Databases, Database Management, Relational Databases, Python Programming, Computer Graphics, Development Environment, SQL, Image Quality
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: SAS (Software), Case Studies, Program Development, Scripting, Data Processing, Automation, Statistical Programming, Data Manipulation, Debugging, Data Validation
Intermediate · Course · 1 - 3 Months
Imperial College London
Skills you'll gain: Computer Graphics, Visualization (Computer Graphics), Android Development, Computer Graphic Techniques, Android Studio, 3D Assets, Virtual Reality, Animations, Linear Algebra
Intermediate · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Regression Analysis, Actuarial Science, Derivatives, Financial Market, Statistical Methods, Market Data, Financial Modeling, Securities (Finance), Risk Modeling, Financial Trading, Financial Systems, Mathematical Modeling, Numerical Analysis, Equities, Applied Mathematics, Financial Data, Correlation Analysis, Python Programming, Process Optimization, Probability Distribution
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: ASP.NET, .NET Framework, C# (Programming Language), Object Oriented Programming (OOP), Web Development, Web Applications, Object Oriented Design, Programming Principles, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: ChatGPT, Prompt Engineering, OpenAI, LLM Application, Python Programming, Application Programming Interface (API), Application Development
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Statistical Modeling, Applied Machine Learning, Unsupervised Learning, Classification And Regression Tree (CART), Data Science, Decision Tree Learning, Statistical Methods, Statistical Programming, Artificial Neural Networks, Statistical Analysis, Regression Analysis, R Programming, Predictive Modeling, Statistical Machine Learning, Supervised Learning, Statistical Inference, Advanced Analytics, Dimensionality Reduction, Machine Learning, Random Forest Algorithm
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Illinois Tech
Skills you'll gain: Javascript and jQuery, Responsive Web Design, Web Development, Version Control, Web Design, Cascading Style Sheets (CSS), HTML and CSS, GitHub, Web Applications, JavaScript Frameworks, Web Development Tools, Infrastructure Architecture, Browser Compatibility, Application Programming Interface (API), Animations
Build toward a degree
Beginner · Course · 1 - 3 Months