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: Unit Testing, Test Driven Development (TDD), Test Case, Program Development, Software Testing, Java Programming, Java, Software Engineering
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Node.JS, Scalability, Authentications, JSON, Authorization (Computing), Web Development Tools, Web Applications, Web Development, Server Side, Back-End Web Development, Application Frameworks, Javascript, Restful API, Development Environment, Operating Systems, Email Automation, Microsoft Visual Studio
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Microsoft Azure, Big Data, Data Processing, Analytics, Data Pipelines, Databricks, Apache Spark, Business Intelligence, Data Analysis, Data Integration, Data Warehousing, Extract, Transform, Load, Real Time Data, Data Transformation, Scheduling, Data Storage
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Javascript, Event-Driven Programming, Web Design and Development, Web Applications, Interaction Design, Scripting, Web Development, Data Validation
Beginner · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Web Development, Flask (Web Framework), Restful API, Cloud Deployment, Selenium (Software), Front-End Web Development, Web Applications, Full-Stack Web Development, Object-Relational Mapping, JavaScript Frameworks, Application Security, HTML and CSS, Back-End Web Development, Databases, Application Programming Interface (API), Python Programming, Vue.JS, Relational Databases, SQL, Collaboration
Beginner · Course · 1 - 3 Months

Skills you'll gain: Information Systems Security, Risk Management, Continuous Monitoring, Information Assurance, Cyber Governance, Governance, Cybersecurity, Security Controls, Business Risk Management, ISO/IEC 27001, Threat Modeling, Risk Analysis, Threat Management, Vulnerability Assessments, Regulatory Compliance, System Monitoring, Information Systems, Asset Management, Intellectual Property
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: JSON, Application Programming Interface (API), Restful API, Web Services, Javascript, Web Applications, Hypertext Markup Language (HTML), Servers, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Software Documentation, Leaflet (Software), Data Preprocessing, Technical Documentation, Data Cleansing, Data Visualization Software, Code Review, R Programming, GitHub, Continuous Integration, Software Testing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Restful API, Cloud API, Application Programming Interface (API), Postman API Platform, API Design, API Testing, Java Programming, Java, Mobile Development, Apache Maven, Program Development, Web Development, Eclipse (Software), Software Design
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Generative AI, Generative Adversarial Networks (GANs), Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, Applied Machine Learning, Data Ethics, Transfer Learning, Federated Learning, Scalability, Machine Learning, Distributed Computing, Model Evaluation, MLOps (Machine Learning Operations), Microsoft Azure, Information Privacy
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: OpenAI API, LLM Application, Application Programming Interface (API), Performance Testing, Artificial Intelligence, User Acceptance Testing (UAT), Prompt Engineering, Application Development, Test Execution Engine
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), GitHub, Git (Version Control System), Version Control, CI/CD, File I/O, Object Oriented Programming (OOP), Test Automation, JUnit, Test Data, Unit Testing, Test Case, Regression Testing, Web Development Tools, Test Script Development, Software Testing, Javascript, Browser Compatibility, Scripting, Computer Programming
Beginner · Specialization · 3 - 6 Months