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, Java, Teaching, Program Development, Computer Programming, Programming Principles, Object Oriented Programming (OOP), Integrated Development Environments, Computational Logic, Algorithms
Beginner · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Java Programming, Java, Computer Programming, Data Validation, Maintainability, Computer Science
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Statistical Inference, Statistical Modeling, Regression Analysis, Data Ethics, Statistical Methods, Statistical Hypothesis Testing, Data Science, R Programming, Statistical Analysis, Data Modeling, Predictive Modeling, Mathematical Modeling, Probability & Statistics, Linear Algebra
Build toward a degree
Intermediate · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Database Systems, Relational Databases, Database Management, SQL, Databases, Database Design, Database Architecture and Administration, Information Systems, MySQL, Data Modeling, Transaction Processing, Information Systems Security, Performance Tuning, Conceptual Design
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Graph Theory, Data Structures, Microsoft Copilot, .NET Framework, Algorithms, Back-End Web Development, Pseudocode, C# (Programming Language), Performance Tuning, Programming Principles, Server Side, Scalability
Beginner · Course · 1 - 3 Months

University of Toronto
Skills you'll gain: Algorithms, Computer Vision, Simulations, Scenario Testing, Data Structures, Spatial Data Analysis
Advanced · Course · 1 - 3 Months

New York University
Skills you'll gain: Supervised Learning, Dimensionality Reduction, Unsupervised Learning, Applied Machine Learning, Decision Tree Learning, Machine Learning, Financial Trading, Financial Market, Reinforcement Learning, Scikit Learn (Machine Learning Library), Financial Services, Regression Analysis, Correlation Analysis, Exploratory Data Analysis, Python Programming, Portfolio Management, Artificial Neural Networks, Jupyter
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Make.com, Email Automation, Deepseek, Workflow Management, No-Code Development, LLM Application, Operational Efficiency, Business Process Automation, Human Computer Interaction, Artificial Intelligence and Machine Learning (AI/ML), Application Design, Automation, Generative AI, Application Programming Interface (API), Application Deployment, Natural Language Processing, Case Studies, Prompt Engineering, Data Capture, Debugging
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Mobile Development, Mobile Development Tools, iOS Development, Flutter (Software), Integrated Development Environments, Apple iOS, Android Studio, Application Development, Swift Programming, React Native, Apple Xcode, Application Frameworks, Web Applications, Cross Platform Development, Software Testing, Cloud Hosting, Data Management
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: SQL, Data Quality, Complex Problem Solving, Data Visualization, JSON, Query Languages, Business Metrics, Business Reporting, Data Cleansing, Data Presentation, Forecasting, Data Analysis, Predictive Analytics, Debugging
Intermediate · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Matplotlib, Financial Data, Exploratory Data Analysis, Pandas (Python Package), Financial Analysis, Data Visualization Software, Statistical Analysis, Data Manipulation, NumPy, Seaborn, Data Analysis, Data Science, Data Transformation, Python Programming, Data Cleansing, Computer Programming
Advanced · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Programming Principles, Computer Programming, Python Programming, Software Installation, Development Environment
Mixed · Course · 1 - 3 Months