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.

Scrimba
Skills you'll gain: Bootstrap (Front-End Framework), Responsive Web Design, HTML and CSS, UI Components, Web Design and Development, Front-End Web Development, Cascading Style Sheets (CSS), Web Design, Web Development, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Linear Algebra, Numerical Analysis, Artificial Intelligence and Machine Learning (AI/ML), Applied Mathematics, Data Analysis, Geometry, Machine Learning Algorithms, Machine Learning, Dimensionality Reduction, Artificial Neural Networks, Data Manipulation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Programming Principles, Data Dictionary, Computational Logic, Data Cleansing, Data Structures, Python Programming, Pseudocode, Data Manipulation, Debugging
Mixed · Course · 1 - 4 Weeks

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Vibrations, Matlab, Engineering Analysis, Engineering Calculations, Mechanical Engineering, Applied Mathematics, Mechanics, Differential Equations, Mathematical Modeling, Control Systems
Intermediate · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Sampling (Statistics), Data Analysis Software, Stata, Data Manipulation, Statistical Analysis, Statistical Software, Statistical Methods, Regression Analysis, Data Integrity, R (Software), R Programming, Statistical Modeling
Mixed · Course · 1 - 3 Months

Skills you'll gain: Test Driven Development (TDD), Image Analysis, Computer Vision, Machine Learning Methods, Artificial Intelligence and Machine Learning (AI/ML), Convolutional Neural Networks, Deep Learning, Keras (Neural Network Library), Tensorflow, Python Programming, Data Preprocessing, Development Environment, Jupyter, NumPy
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: LLM Application, Large Language Modeling, Model Deployment, Embeddings, Application Programming Interface (API), Restful API, Natural Language Processing, Command-Line Interface, Machine Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Animation and Game Design, Video Game Development, 3D Assets, Event-Driven Programming, Animations, Game Design, Graphics Software, Computer Graphics, Visualization (Computer Graphics), Interactive Design, Computer Graphic Techniques, User Interface (UI), User Interface (UI) Design, UI Components, Program Development, Python Programming, Application Design, Development Environment, Debugging, Development Testing
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Data Transformation, JSON, Data Preprocessing, Data Structures
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Agile Software Development, Project Management Software, Program Management, Responsible AI, Planning, Engineering Management, Generative AI, Timelines, Engineering Software, Risk Analysis, Resource Management, Prompt Engineering, Analytics, Stakeholder Communications, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Amazon S3, Amazon Web Services, Application Programming Interface (API), Data Management, Cloud Computing
Intermediate · Guided Project · Less Than 2 Hours

Clemson University
Skills you'll gain: Database Design, Database Management Systems, MySQL, Database Theory, Relational Databases, Databases, Data Modeling, Database Architecture and Administration, SQL, NoSQL, Diagram Design
Build toward a degree
Intermediate · Course · 1 - 3 Months