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.

Coursera
Skills you'll gain: Google Analytics, Ad Hoc Reporting, Management Reporting, Performance Reporting, Web Analytics, Marketing, Web Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Python Programming, Programming Principles, Data Dictionary, File Systems, Data Structures, Debugging, Computational Logic, Command-Line Interface, Data Cleansing, Software Design Patterns, Functional Design, Scripting, Operating Systems, Development Environment, Computational Thinking, Data Manipulation, User Interface (UI), Algorithms
Beginner · Specialization · 3 - 6 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Microarchitecture, Computer Architecture, Computer Systems, Computer Engineering, Programming Principles, Computational Logic, Systems Architecture, Computer Hardware, Embedded Systems, Algorithms
Beginner · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Tensorflow, Data Pipelines, Keras (Neural Network Library), Deep Learning, Natural Language Processing, Data Processing, Artificial Neural Networks, Time Series Analysis and Forecasting, Data Transformation, Performance Tuning
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: SQL, PostgreSQL, Query Languages, Database Management, Database Systems, Data Manipulation
Advanced · Guided Project · Less Than 2 Hours
University of Michigan
Skills you'll gain: NoSQL, PostgreSQL, Database Architecture and Administration, Database Systems, Data Store, Scalability, Databases, Database Design, Relational Databases, SQL, Distributed Computing, Cloud Applications, JSON
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: C++ (Programming Language), System Programming, Algorithms, Performance Tuning
Advanced · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Responsible AI, Debugging
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Unreal Engine, C++ (Programming Language), Video Game Development, Game Design, Object Oriented Programming (OOP), Software Design Patterns, Software Architecture, Programming Principles, Application Development, Debugging
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Data Governance, SQL, Data Quality, Data Manipulation, Database Design, Data Transformation, Query Languages, Data Modeling, Databases, Relational Databases, Data Analysis, Descriptive Statistics
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Unified Modeling Language, JUnit, Software Testing, Software Engineering, Java, Java Programming, Unit Testing, Program Development, Software Design, Application Design, Test Driven Development (TDD)
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Exploratory Data Analysis, Event-Driven Programming, Encryption, Server Side, Web Development, Regression Analysis, Apache, Web Services, Machine Learning Algorithms, Public Key Cryptography Standards (PKCS), Web Scraping, Natural Language Processing, Web Applications, Key Management, Python Programming, Predictive Modeling, Machine Learning Methods, Back-End Web Development, Applied Machine Learning
Beginner · Specialization · 3 - 6 Months