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.

National Taiwan University
Skills you'll gain: Report Writing, Operations Research, Research Reports, Applied Mathematics, Mathematical Modeling, Algorithms, Operational Analysis, Model Optimization, Business Modeling, Process Optimization, Project Design, Business Operations, Data Visualization, Complex Problem Solving, Decision Making, Performance Metric, Business Analytics
Advanced · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Exploratory Data Analysis, Statistical Visualization, Data Visualization Software, R (Software), R Programming, Ggplot2, Plot (Graphics), Statistical Methods, Data Analysis, Data Literacy, Graphing, Statistical Analysis, Unsupervised Learning, Statistical Programming, Dimensionality Reduction, Color Theory, Analytics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Apache Kafka, Apache Spark, Scala Programming, Real Time Data, Apache Hadoop, Apache Cassandra, Applied Machine Learning, Big Data, Data Processing, Application Deployment, Distributed Computing, Programming Principles, Cloud Deployment, Data Structures, Development Environment
Advanced · Course · 1 - 3 Months

Skills you'll gain: Frontend Performance, Web Frameworks, Web Development Tools, React.js, Web Components, JavaScript Frameworks, Front-End Web Development, HTML and CSS, Web Development, Cascading Style Sheets (CSS)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: React.js, Front-End Web Development, Javascript, Web Development, Software Engineering
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Reinforcement Learning, Artificial Intelligence and Machine Learning (AI/ML), CI/CD, Robotics, LLM Application, Continuous Integration, Artificial Intelligence, Large Language Modeling, Agentic Workflows, Continuous Deployment, Agentic systems, Deep Learning, Machine Learning Methods, Python Programming, Software Visualization, Application Deployment, Test Automation, Visualization (Computer Graphics), Debugging, C (Programming Language)
Advanced · Course · 1 - 3 Months

Skills you'll gain: Java Programming, Development Environment, Java, Integrated Development Environments, Key Management, Software Development Tools, Cryptographic Protocols, Encryption, Cryptography, Performance Tuning, Memory Management, Scalability, Software Installation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cucumber (Software), Selenium (Software), Apache Maven, Object Oriented Programming (OOP), Behavior-Driven Development, Java, Jenkins, Object Oriented Design, Continuous Integration, Test Automation, Java Programming, CI/CD, Application Frameworks, Test Script Development, Software Testing, Software Design Patterns, Code Reusability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unity Engine, 3D Modeling, 3D Assets, Video Game Development, Visualization (Computer Graphics), Geometry, Computer Graphics, Performance Tuning, Data Mapping, Software Visualization, Computer Graphic Techniques, Construction, Simulations, C# (Programming Language), Code Reusability, Interaction Design, Design, Maintainability, Process Control, Computational Logic
★ 4.8 (28) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Apache Airflow, CI/CD, Data Pipelines, Continuous Deployment, Workflow Management, Site Reliability Engineering, Data Engineering, Model Deployment, Data Quality, Version Control, PostgreSQL, Git (Version Control System), Python Programming, Debugging, SQL, Production Management, Scheduling, Unit Testing, Linux Commands, Web Servers
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Algorithms, Computational Thinking, Theoretical Computer Science, Computational Logic, Critical Thinking and Problem Solving, Computer Science, Data Structures, Critical Thinking, Classification Algorithms, Logical Reasoning, Graph Theory, Mathematical Theory & Analysis, Complex Problem Solving, Analysis, Game Theory
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: PHP (Scripting Language), Object Oriented Programming (OOP), Package and Software Management, Web Applications, Web Development Tools, Web Development, Scripting Languages, Development Environment, Scripting, Programming Principles, Debugging, Data Structures
Beginner · Course · 1 - 4 Weeks