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.

Skills you'll gain: Data Cleansing, Apache Spark, PySpark, Data Manipulation, Applied Machine Learning, Data Processing, Classification And Regression Tree (CART), Predictive Modeling, Data Science, Machine Learning, Google Cloud Platform, Python Programming
Intermediate · Guided Project · Less Than 2 Hours
Imperial College London
Skills you'll gain: Virtual Reality, Augmented and Virtual Reality (AR/VR), Virtual Environment, 3D Assets, Visualization (Computer Graphics), Android Development, Computer Graphics, Android Studio, Computer Graphic Techniques, Animations, Interaction Design
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Pandas (Python Package), Data Analysis, Data-Driven Decision-Making, Data Manipulation, Data Visualization, Business Analytics, Data Transformation, Statistics, Data Visualization Software, Statistical Analysis, Trend Analysis, Data Cleansing, Time Series Analysis and Forecasting, Data Import/Export, Python Programming
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Decision Support Systems, Database Design, Relational Databases, Database Management, Database Management Systems, SQL, Descriptive Statistics, Data Literacy, Statistics, Statistical Analysis, Business Intelligence, Microsoft Excel, Extract, Transform, Load, Data-Driven Decision-Making, Business Analytics, Data Manipulation, Data Science
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: File Systems, Operating Systems, Data Integrity, Debugging, Systems Design, Distributed Computing, Data Storage, C (Programming Language), System Programming, Computer Systems, Command-Line Interface, Data Security, Computer Hardware, Scalability, Version Control
Intermediate · Course · 1 - 3 Months

Icahn School of Medicine at Mount Sinai
Skills you'll gain: Matlab, Mathematical Modeling, Differential Equations, Computational Logic, Applied Mathematics, Simulations, Statistical Modeling, Biochemistry, Biology, Probability, Cell Biology, Physiology, Electrical Systems
Mixed · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: HTML and CSS, Responsive Web Design, Hypertext Markup Language (HTML), Bootstrap (Front-End Framework), Web Design, Cascading Style Sheets (CSS), Web Development, Front-End Web Development, UI Components, Typography
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Seaborn, Plotly, Data Visualization, Data Visualization Software, Interactive Data Visualization, Data Analysis, Python Programming, Predictive Modeling, Data Science, Jupyter, Cloud Applications
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Test Automation, Application Programming Interface (API), Test Case, Restful API, Software Testing, Configuration Management, Java, Software Configuration Management
Intermediate · Guided Project · Less Than 2 Hours

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

LearnQuest
Skills you'll gain: SQL, Oracle Databases, PL/SQL, Database Management, Relational Databases, Database Design, Databases, Data Modeling
Beginner · Course · 1 - 4 Weeks

Universidade de São Paulo
Skills you'll gain: Natural Language Processing, Artificial Neural Networks, Tensorflow, Python Programming, Computational Thinking, Applied Machine Learning, Deep Learning, Text Mining
Intermediate · Course · 1 - 3 Months