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: Secure Coding, Application Security, Open Web Application Security Project (OWASP), Cyber Attacks, Cybersecurity, Security Requirements Analysis, Security Testing, Vulnerability Assessments, Software Design, Encryption, Vulnerability Management, Security Controls, Data Security, Cryptography, Continuous Monitoring, Authentications, Development Testing, System Monitoring
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft SQL Servers, Stored Procedure, Database Management, SQL, Database Development, Database Application, C# (Programming Language), Application Development, Integration Testing, Development Environment, Microsoft Development Tools, Development Testing, Object-Relational Mapping, Microsoft Visual Studio, User Interface (UI), User Interface (UI) Design, Data Access, Email Automation, Document Management, Data Modeling
Intermediate · Course · 1 - 3 Months

Skillshare
Skills you'll gain: Unreal Engine, Cinematography, Animation and Game Design, Photo/Video Production and Technology, Virtual Environment, Video Production, 3D Assets, Game Design, Storytelling, Post-Production, Visual Storytelling, Video Editing, Animations, Media Production, Image Quality, Real Time Data, Model Optimization, Data Import/Export
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: LLM Application, Data Processing, Data Transformation, Generative AI Agents, Generative AI, Workflow Management, Artificial Intelligence, Context Management, Memory Management, Automation, JSON
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, C# (Programming Language), Development Environment, .NET Framework, Computer Programming, Programming Principles, Microsoft Development Tools, Microsoft Visual Studio, Data Structures, Computer Science, Theoretical Computer Science, Algorithms, Application Frameworks, Software Development Tools, Application Development, Memory Management, Debugging, Software Installation, Data Storage
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Authentications, OAuth, API Testing, Restful API, Application Programming Interface (API), JSON, Test Automation, Data Validation, Extensible Markup Language (XML), Test Script Development, Extensible Languages and XML, Virtualization, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Agile Methodology, Agile Project Management, Continuous Integration, Sprint Planning, Sprint Retrospectives, Agile Software Development, Agile Product Development, Performance Metric, Project Controls, Team Performance Management, Backlogs, User Story, Continuous Improvement Process, Meeting Facilitation, Cross-Functional Collaboration
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: GitHub, C# (Programming Language), Version Control, Git (Version Control System), Microsoft SQL Servers, .NET Framework, Microsoft Visual Studio, Database Application, Database Development, Application Development, Development Environment, Microsoft Development Tools, Database Management, Query Languages, Data Access, Event-Driven Programming, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JSON, jQuery, Javascript and jQuery, Web Development Tools, Event-Driven Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Flutter (Software), Data Persistence, JSON, Data Store, UI Components, User Interface (UI), User Interface and User Experience (UI/UX) Design, User Interface (UI) Design, Database Development, Database Application, Databases, Debugging, Database Management, Application Development, Mobile Development, Real Time Data, Program Development, Application Programming Interface (API), Data Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Web Applications, Penetration Testing, Application Security, Security Controls, Security Testing, Vulnerability Assessments, Application Programming Interface (API), Exploitation techniques, Web Servers, Cloud Security
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Web Components, Frontend Performance, Web Content Accessibility Guidelines, HTML and CSS, Hypertext Markup Language (HTML), Web Analytics and SEO, Web Design and Development, Semantic Web, Web Applications, Web Development, UI Components, Web Content, Responsive Web Design, Code Reusability
Intermediate · Course · 1 - 4 Weeks