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.

LearnQuest
Skills you'll gain: Artificial Intelligence and Machine Learning (AI/ML), Model Training, Model Deployment, Microsoft Azure, Artificial Intelligence, Applied Machine Learning, Python Programming, Machine Learning Methods, Machine Learning, Machine Learning Algorithms, Data Science, Image Analysis, Computer Vision, Process Driven Development, Natural Language Processing, Application Programming Interface (API)
★ 4.4 (978) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Dashboard, SAS (Software), Interactive Data Visualization, Data Visualization, Interactive Design, Data Storytelling, Data Presentation, Analytics, Analytical Skills, Data Sharing
Mixed · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Responsible AI, AI literacy, Power BI, ChatGPT, Data Analysis Expressions (DAX), Prompt Engineering, Workflow Management, Business Workflow Analysis, Google Sheets, Productivity Software, Microsoft Excel, Excel Formulas, Business Intelligence, Prompt Engineering Tools, AI Workflows, SQL, Data Analysis, Decision Support Systems, Automation, Query Languages
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Excel Macros, Visual Basic (Programming Language), Data Import/Export, Solution Design, Programming Principles, Spreadsheet Software, UI Components, User Interface (UI), Automation, Data Structures, File I/O, Data Validation, File Management
★ 4.9 (1.3K) · Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Epidemiology, Mathematical Modeling, Infection Control, Statistical Modeling, Simulations, Infectious Diseases, Public Health and Disease Prevention, R Programming, Public Health, Predictive Modeling, Model Evaluation, R (Software), Model Optimization, Differential Equations, Data Modeling, Immunology, Regression Analysis, Statistical Methods, Probability Distribution
★ 4.8 (305) · Intermediate · Specialization · 1 - 3 Months

University at Buffalo
Skills you'll gain: Computer Vision, Image Analysis, Color Theory, Digital Signal Processing, Mathematical Software, Applied Mathematics, Artificial Intelligence, Computer Programming, Matlab, Calculus, Probability & Statistics
★ 4.2 (1.8K) · Intermediate · Course · 1 - 4 Weeks
Icahn School of Medicine at Mount Sinai
Skills you'll gain: Matlab, Bioinformatics, Mathematical Software, Quantitative Research, Unsupervised Learning, Data Synthesis, Research, Mathematical Modeling, Molecular Biology, Simulation and Simulation Software, Pharmacology, Science and Research, Cell Biology, Biotechnology, Laboratory Research, Molecular, Cellular, and Microbiology, General Science and Research, Life Sciences, Network Analysis, Biology
★ 4.4 (990) · Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Java Programming, Java, Software Development Tools, Application Servers, Web Applications, Development Environment, Java Platform Enterprise Edition (J2EE), Object Oriented Programming (OOP), Application Development, Eclipse (Software), Program Development, Computer Programming, Object Oriented Design, Mobile Development, Programming Principles, Integrated Development Environments, UI Components, Event-Driven Programming, User Interface (UI), Virtual Machines
★ 4.4 (207) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Back-End Web Development, Relational Databases, Database Management Systems, Database Management, Database Theory, SQL, Database Design, Databases, Database Administration, MySQL, Data Store, NoSQL, Query Languages, Data Integrity
★ 4.6 (692) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Programming Principles, Computer Science, Computer Programming, Data Manipulation, Python Programming, Computational Logic, Data Science
★ 4.8 (230) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Open Web Application Security Project (OWASP), Postman API Platform, Application Programming Interface (API), Security Testing, Penetration Testing, AI Integrations, Restful API, Continuous Monitoring, Application Security, Vulnerability Assessments, Exploit development, Vulnerability Scanning, Test Tools, Software Documentation, Exploitation techniques, Authentications, JSON, Security Management, Docker (Software)
Intermediate · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Android Development, Android Studio, Mobile Development, Java, Android (Operating System), Object Oriented Programming (OOP), Mockups, Java Programming, Data Persistence, Application Deployment, JSON, Web Services, Application Design, Object Oriented Design, Restful API, Mobile Development Tools, Application Development, Data Storage Technologies, Data Store, Instagram
★ 4.6 (1.9K) · Intermediate · Specialization · 3 - 6 Months