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: Session Initiation Protocols, Cloud Development, Version Control, Integrated Development Environments, Cloud Computing Architecture, GitHub, Cloud Computing, Application Development, Android (Operating System), Amazon Web Services, Software Design Documents, System Design and Implementation, Internet Of Things, Unit Testing, Android Studio, Telecommunications, Embedded Software, Mobile Development, Visualization (Computer Graphics), Computer Vision
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Object Oriented Programming (OOP), Python Programming, Programming Principles, File Management, Data Structures, Computer Programming, Algorithms, Data Management
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Application Design, Application Development, UI Components, Event-Driven Programming, Integrated Development Environments, Java Programming, User Interface (UI), Java, Software Design
Intermediate · Guided Project · Less Than 2 Hours

Epic Games
Skills you'll gain: Unreal Engine, User Interface (UI), User Interface (UI) Design, UI Components, Game Design, Video Game Development, User Experience, Usability, Programming Principles, Mockups, Prototyping
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Scikit Learn (Machine Learning Library), Supervised Learning, Applied Machine Learning, Model Evaluation, Predictive Analytics, Feature Engineering, Classification And Regression Tree (CART), Machine Learning Algorithms, Predictive Modeling, Analytics, Decision Tree Learning, Machine Learning, Logistic Regression, Data Analysis, Classification Algorithms, Data Preprocessing, Python Programming
Intermediate · Course · 1 - 4 Weeks

Instituto Tecnológico de Aeronáutica
Skills you'll gain: User Story, Agile Software Development, Backlogs, Agile Methodology, Scrum (Software Development), Sprint Retrospectives, Test Driven Development (TDD), Requirements Analysis, Sprint Planning, Software Development Methodologies, Software Engineering, Program Development, Diagram Design, Software Development
Intermediate · Course · 1 - 4 Weeks

National Academy of Sports Medicine
Skills you'll gain: Exercise Science, Kinesiology, Sports Medicine, Human Musculoskeletal System, Respiration, Physiology, Neurology, Mechanics, Injury Prevention, Anatomy, Medical Terminology, Nutrition and Diet
Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: PostgreSQL, JSON, Text Mining, Database Systems, SQL, Databases, Natural Language Processing, Database Management, Data Processing, Application Programming Interface (API), Data Storage, Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Portfolio Management, Plotly, Data Visualization, Portfolio Risk, Investment Management, Exploratory Data Analysis, Financial Modeling, Financial Analysis, Statistical Analysis, Financial Data, Risk Modeling, Market Data, Finance, Equities, Data Analysis, Pandas (Python Package), Python Programming, Data Manipulation
Beginner · Guided Project · Less Than 2 Hours

Infosec
Skills you'll gain: Cyber Threat Hunting, Threat Detection, Endpoint Detection and Response, Cyber Security Strategy, System Monitoring, Cybersecurity, Continuous Monitoring, Network Security, Network Monitoring, Python Programming, Anomaly Detection, Scripting, Scripting Languages
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), File I/O, Object Oriented Programming (OOP), Test Automation, Web Development Tools, Computer Programming, Scripting, Python Programming, Automation, Scripting Languages, Integrated Development Environments, Debugging
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Object Oriented Programming (OOP), File I/O, Python Programming, Data Structures, Computer Programming, Scripting, Software Engineering, Performance Tuning, Web Development, Debugging, Random Forest Algorithm, Web Development Tools
Intermediate · Course · 1 - 4 Weeks