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: Application Deployment, Continuous Deployment, Web Development Tools, Continuous Delivery, Release Management, React.js, Vue.JS, Code Review
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, C# (Programming Language), Video Game Development, Game Design, UI Components, Scripting
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Build Tools, Continuous Integration, CI/CD, Software Configuration Management, Unit Testing, Configuration Management, Software Development Tools, Test Tools, Maintainability, Development Environment, Cross Platform Development, Package and Software Management, Command-Line Interface, Software Engineering, Software Installation, Dependency Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Manipulation, Data Access, Database Development, Data Store, Google Cloud Platform, Transaction Processing, Google Analytics, SQL
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Server Side, Restful API, Apache, Full-Stack Web Development, API Design, Node.JS, Web Servers, Postman API Platform, Authentications, Application Servers, Application Programming Interface (API), Web Applications, Back-End Web Development, Secure Coding, Web Development Tools, API Testing, Web Development, Javascript, JSON, JavaScript Frameworks
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Apple iOS, Swift Programming, Apple Xcode, Cross Platform Development, Mobile Development, Cloud Storage, Application Deployment, Data Storage, Application Development, Document Management, Web Content, Mac OS, User Interface (UI)
Advanced · Course · 1 - 3 Months

Skills you'll gain: Apple Xcode, iOS Development, Apple iOS, Swift Programming, Mobile Development, Application Development, User Interface (UI), Programming Principles, User Interface (UI) Design, Responsive Web Design, Animations
Beginner · Course · 1 - 3 Months

Skills you'll gain: Network Security, Network Administration, Infrastructure Security, Ansible, Firewall, Network Infrastructure, Security Controls, Wireless Networks, Network Monitoring, Computer Networking, Identity and Access Management, Authorization (Computing), Scripting, Authentications, Automation, Encryption, Data Modeling, Application Programming Interface (API)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Microsoft Azure, Virtual Machines, Cloud Applications, Cloud Development, Application Deployment, Redis, Active Directory, Cloud Computing, Serverless Computing, Application Performance Management, Cloud Storage, NoSQL, Key Management, Cloud Security, Scalability
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Metadata Management, Data Pipelines, Data Processing, Google Cloud Platform, Data Migration, Cloud Storage, Apache Airflow, Data Lakes, Data Storage, Big Data, Data Infrastructure, Extract, Transform, Load, Apache Spark, IT Automation, Data Management, Data Transformation, Serverless Computing, SQL
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Databases, Web Applications, Application Frameworks
Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Excel Macros, Microsoft Excel, Data Transformation, Data Import/Export, File I/O, Data Wrangling, Extensible Markup Language (XML), Data Manipulation, Data Cleansing, Spreadsheet Software, Visual Basic (Programming Language), File Management, Automation, Microsoft Office, Microsoft 365, Data Science, Query Languages, Debugging, Performance Improvement, Computer Programming
Mixed · Course · 1 - 3 Months