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.

Skills you'll gain: Security Testing, Vulnerability Scanning, Secure Coding, Data Security, Application Security, Cyber Security Assessment, Vulnerability Assessments, Web Applications, Web Servers, Information Privacy, SQL
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Facebook, Content Strategy, Social Media Content, Content Creation, Social Media Management, Drive Engagement, Content Management, Calendar Management, Social Media, Google Workspace, Content Performance Analysis, Workflow Management, Scheduling, Live Streaming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Computer Graphics, Application Development, Visualization (Computer Graphics), Software Design, C++ (Programming Language), Microsoft Windows, Software Architecture, Application Lifecycle Management, Context Management, System Configuration, Debugging
Mixed · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Test Automation, Test Script Development, Software Testing, Scripting, Automation, Software Engineering Tools, Browser Compatibility, Test Case, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: ChatGPT, Computer Programming Tools, Software Development Tools, Microsoft Copilot, Integrated Development Environments, Web Development Tools, Code Review, Application Programming Interface (API), React.js, Unit Testing, Jest (JavaScript Testing Framework), Node.JS, Debugging, Middleware
Intermediate · Course · 1 - 3 Months

Pearson
Skills you'll gain: PySpark, Apache Hadoop, Apache Spark, Big Data, Apache Hive, Data Lakes, Analytics, Data Processing, Data Import/Export, Data Integration, Linux Commands, File Systems, Text Mining, Data Transformation, Data Management, Distributed Computing, Command-Line Interface, Relational Databases, Java, C++ (Programming Language)
Intermediate · Specialization · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Teradata SQL, SQL, Stored Procedure, Transaction Processing, Query Languages, Performance Tuning, Database Management, Data Manipulation, Data Security, Extract, Transform, Load, Database Architecture and Administration, Data Transformation, Data Storage, Relational Databases, Solution Design, Database Management Systems, Data Import/Export, Database Design, System Implementation, Mainframe Computing
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Git (Version Control System), Front-End Web Development, Browser Compatibility, Mobile Development, Javascript, Animations, User Interface (UI), Web Development Tools, Web Content Accessibility Guidelines, Typography, Semantic Web, GitHub, Version Control, Application Deployment, Development Environment
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Unix Shell, Unix Commands, Shell Script, Bash (Scripting Language), Unix, Command-Line Interface, Linux Commands, Scripting, Linux, System Monitoring, File Management, System Programming, OS Process Management, Operating Systems
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, Mobile Development, Scripting, C# (Programming Language), Android (Operating System), Video Game Development, Game Design, Performance Tuning, Animations, User Interface (UI)
Beginner · Course · 3 - 6 Months

Skills you'll gain: Web Development, JavaScript Frameworks, Web Applications, React.js, Serverless Computing, Restful API, Application Programming Interface (API), Server Side
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: SQL, Relational Databases, Database Management, Database Systems, Performance Tuning, Databases, Database Administration, Query Languages
Intermediate · Guided Project · Less Than 2 Hours