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.

Google Cloud
Skills you'll gain: Cloud API, Application Programming Interface (API), Google Cloud Platform, Cloud Security, Load Balancing, Threat Management, Threat Detection
Beginner · Project · Less Than 2 Hours

Packt
Skills you'll gain: PHP (Scripting Language), Application Deployment, Object-Relational Mapping, Model View Controller, Database Management, UI Components, PostgreSQL, Databases, Web Development, Web Applications, Authentications, Development Environment, Authorization (Computing), Application Frameworks, Cascading Style Sheets (CSS), File Management
Intermediate · Course · 3 - 6 Months

Skillshare
Skills you'll gain: Web Development, Browser Compatibility, Semantic Web, Web Content Accessibility Guidelines, Object Oriented Programming (OOP), Scalability
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Python Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, Penetration Testing, Security Testing, Application Security, Cyber Security Assessment, Payment Systems, Blockchain, Incident Response, Vulnerability Scanning, Code Review, Data Security, Development Testing, Authorization (Computing), Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Back-End Web Development, Full-Stack Web Development, Node.JS, Restful API, JavaScript Frameworks, Web Development, Web Applications, Web Servers, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: 3D Assets, 3D Modeling, Unreal Engine, Virtual Environment, Computer Graphics, Augmented and Virtual Reality (AR/VR), Video Game Development, Game Design, Computer Graphic Techniques, Animation and Game Design, Design Elements And Principles, File Management, Editing, Graphics Software, User Interface (UI), Data Import/Export
Beginner · Course · 3 - 6 Months

University of California, Davis
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Design and Development, Web Design, Front-End Web Development, Web Development, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Deepseek, LangChain, LLM Application, Generative AI Agents, Prompt Engineering Tools, Application Programming Interface (API), Text Mining, Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, Animation and Game Design, Animations, 3D Assets, User Interface (UI), Creativity
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Seaborn, Data Literacy, Plot (Graphics), Matplotlib, Scatter Plots, Statistical Visualization, Data Presentation, Data Visualization Software, Data Visualization, Box Plots, Exploratory Data Analysis, Data Storytelling, Data Processing, Data-Driven Decision-Making, Statistical Modeling, Statistical Analysis, Descriptive Statistics, Pandas (Python Package), NumPy, Python Programming
Beginner · Specialization · 1 - 3 Months

Packt
Skills you'll gain: Node.JS, Full-Stack Web Development, Authentications, Server Side, Back-End Web Development, Restful API, Middleware, Database Application, Data Validation, TypeScript, Application Programming Interface (API), Object-Relational Mapping, MongoDB, Databases, MySQL
Intermediate · Course · 1 - 3 Months