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.

Board Infinity
Skills you'll gain: Restful API, ASP.NET, Model View Controller, JSON, Application Programming Interface (API), Application Frameworks, Web Services, Middleware, Back-End Web Development, Server Side, Extensible Markup Language (XML), Routing Protocols
Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: JUnit, Unit Testing, Maintainability, Software Design Patterns, Software Testing, Test Automation, Integration Testing, Test Driven Development (TDD), Testability, Software Engineering, System Testing, Android Development, Application Security, Software Architecture, Application Design
Mixed · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Ajax, Object Oriented Programming (OOP), Javascript, JSON, Application Programming Interface (API), Scripting, Software Design Patterns, Data Management, Data Structures, Event-Driven Programming, Data Validation, Prototyping, Programming Principles, Web Development, Software Development, Debugging, Software Engineering, Performance Tuning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Oracle Databases, Performance Tuning, SQL, Query Languages, Database Design, Stored Procedure, Database Management, Data Storage
Intermediate · Course · 1 - 4 Weeks
Imperial College London
Skills you'll gain: Logo Design, Computer Graphics, Visualization (Computer Graphics), 3D Assets, Android Development, Augmented and Virtual Reality (AR/VR), Android Studio, Computer Graphic Techniques, Animations
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Manipulation, Data Transformation, Pivot Tables And Charts, Data Wrangling, Data Cleansing, Data Integration, R Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Keras (Neural Network Library), Artificial Neural Networks, Applied Machine Learning, Deep Learning, Python Programming, Performance Tuning, Machine Learning Algorithms, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: API Gateway, Serverless Computing, Restful API, Node.JS, Microsoft Azure, Application Programming Interface (API), API Design, Web Services, Cloud Applications
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Visualization, Regression Analysis, Scikit Learn (Machine Learning Library), Feature Engineering, Data Cleansing, Predictive Modeling, Data Analysis, Statistical Modeling, Supervised Learning, Machine Learning, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Vulnerability Management, Threat Modeling, Open Web Application Security Project (OWASP), Intrusion Detection and Prevention, Incident Response, Computer Security Incident Management, Stakeholder Communications, Vulnerability Assessments, Threat Detection, Hardening, Network Security, Security Controls, Threat Management, Security Information and Event Management (SIEM), TCP/IP, Risk Management Framework, Linux, Debugging, Cybersecurity, SQL
Beginner · Professional Certificate · 3 - 6 Months

Universidad de Palermo
Skills you'll gain: Eclipse (Software), Object Oriented Programming (OOP), Java, Integrated Development Environments, Data Structures, Java Programming, Computer Programming, Algorithms, Development Environment, Computational Thinking, Debugging
Beginner · Course · 1 - 4 Weeks

MathWorks
Skills you'll gain: Image Analysis, Computer Vision, Matlab, Geospatial Information and Technology, Data Integration, Medical Imaging, Estimation, Machine Learning Methods, Algorithms
Intermediate · Course · 1 - 4 Weeks