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 California San Diego
Skills you'll gain: Debugging, Object Oriented Programming (OOP), Java, Teaching, Programming Principles, Java Programming, Program Development, Pedagogy, Computer Programming, Integrated Development Environments, Computational Thinking, Education Software and Technology, Cultural Responsiveness, Digital pedagogy, Test Case, Computational Logic, Pseudocode, Algorithms, Data Structures
Beginner · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Hypertext Markup Language (HTML), Typography, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Web Development Tools, Browser Compatibility, Application Deployment, Front-End Web Development, Web Development, Animations, Development Environment, UI Components, Usability, Javascript, Frontend Performance, Maintainability, User Interface (UI)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: User Interface (UI) Design, Data Persistence, Interactive Data Visualization, Database Management, Real Time Data, Computer Programming, Data Management, Software Installation, Data Structures, Data Modeling
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Software Design, Computational Logic, Computer Programming
Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Geographic Information Systems, GIS Software, Spatial Data Analysis, NoSQL, Data Modeling, Database Design, Databases, Data Storage Technologies, SQL, Data Storage, Data Capture, Query Languages, Relational Databases
Beginner · Course · 1 - 3 Months

Skills you'll gain: Feature Engineering, Dimensionality Reduction, Data Integration, Data Preprocessing, Exploratory Data Analysis, Data Visualization, Plot (Graphics), Matlab, Data Processing, Data Cleansing, Data Manipulation, Text Mining, Predictive Modeling, Unstructured Data, Image Analysis, Natural Language Processing
Intermediate · Course · 1 - 3 Months

Maven Analytics
Skills you'll gain: Prompt Engineering, Generative AI, ChatGPT, Power BI, Deep Learning, Excel Formulas, Analytics, Google Sheets, AI Enablement, Microsoft Excel, Artificial Intelligence, Data Analysis, Python Programming, SQL, Data Literacy, Query Languages, Business Intelligence, Data Science, Debugging
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Data Structures, Generative AI, Test Driven Development (TDD), Integration Testing, Unit Testing, Cloud Deployment, Python Programming, Object Oriented Programming (OOP), Cloud Applications, Serverless Computing, Cloud Computing, Microsoft Azure, Algorithms, Software Documentation, Object Oriented Design, Maintainability, Code Review, Program Development, Software Development, Software Design
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: WordPress, Search Engine Optimization, Blogs, Web Analytics, Web Content, Keyword Research, Information Architecture, Content Management, Marketing, Analytics, Web Design, Web Development
Advanced · Guided Project · Less Than 2 Hours

EDHEC Business School
Skills you'll gain: Investment Management, Portfolio Management, Asset Management, Portfolio Risk, Machine Learning, Applied Machine Learning, Financial Market, Financial Modeling, Supervised Learning, Predictive Analytics, Unsupervised Learning, Regression Analysis, Statistical Methods, Jupyter, Computer Science, Dimensionality Reduction
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Apache Maven, Spring Framework, Microservices, Java Platform Enterprise Edition (J2EE), Spring Boot, Java, Java Programming, Back-End Web Development, Software Architecture, Load Balancing, Application Servers, Restful API, Web Applications, Scalability
Advanced · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Java, Computer Programming, Object Oriented Programming (OOP), Test Case, Digital pedagogy, Debugging, Algorithms, Data Structures, Integrated Development Environments
Beginner · Course · 1 - 3 Months