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.

University of Washington
Skills you'll gain: Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, Browser Compatibility, User Story, GitHub Copilot, HTML and CSS, GitHub, Microsoft Copilot, Web Development, Web Design and Development, Web Design, Hypertext Markup Language (HTML), Web Development Tools, Application Deployment, Responsive Web Design, Git (Version Control System), AI powered creativity, Development Testing, Debugging, User Requirements Documents
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Database Software, Databases, Database Management, SQL, Query Languages, Data Analysis, Data Science, Statistical Analysis
Beginner · Project · Less Than 2 Hours

Skills you'll gain: No-Code Development, Application Deployment, AI Integrations, Workflow Management, LLM Application, Cloud Deployment, AI Workflows, Agentic Workflows, Business Process Automation, Application Development, AI Orchestration, Prompt Engineering, Performance Analysis, Document Management, Agentic systems, Open Source Technology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Integrated Development Environments, Application Deployment, Cross Platform Development, Application Development, Development Environment, Computer Programming Tools, Software Development Tools, Java, Build Tools, Java Programming, Apache Maven, Software Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, GitHub Copilot, Generative AI, ChatGPT, AI Integrations, Scripting, Python Programming, Application Development, Test Script Development, Web Applications, AI Workflows, Jupyter, Web Development, Data Analysis, Pandas (Python Package), Software Documentation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Workflows, Agentic Workflows, AI Orchestration, Agentic systems, Generative AI Agents, Prompt Patterns, OpenAI, LLM Application, Artificial Intelligence and Machine Learning (AI/ML), Tool Calling, OpenAI API, Software Design Patterns, Development Environment, Application Programming Interface (API), Large Language Modeling
Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Data Storage Technologies, Probability & Statistics, Statistics, Data Store, Mathematical Software, Data Storage, Data Access, Database Software, Data Manipulation, Data Transformation, Model Evaluation
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Penetration Testing, Security Testing, Cybersecurity, Network Security, Vulnerability Scanning, Brute-force attacks, Server Side, TCP/IP, Network Monitoring, Vulnerability Assessments, Servers, Network Analysis, Network Protocols, Exploitation techniques, Program Development, Scripting
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Automation, Software Testing, Test Script Development, Test Tools, Automation, C# (Programming Language), Scripting, Web Development Tools, UI Components, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google App Engine, Cloud Deployment, Application Deployment, Cloud Infrastructure, Google Cloud Platform, Go (Programming Language), Cloud Applications, Application Development, Software Testing, Cloud API
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Surveys, Brand Awareness, Pivot Tables And Charts, Brand Management, Marketing Analytics, Branding, Dashboard Creation, Google Analytics, Looker (Software), Business Intelligence, Stakeholder Communications, Market Research, Key Performance Indicators (KPIs), Financial Forecasting, Data Storytelling, Tableau Software, Power BI, Forecasting, Regression Analysis, SQL
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Restful API, Spring Framework, API Design, Application Programming Interface (API), Data Validation, Model View Controller, Back-End Web Development, Spring Boot, Server Side, Java Programming, Verification And Validation, Maintainability, Enterprise Application Management, Configuration Management, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks