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.

Coursera
Skills you'll gain: Stakeholder Engagement, Change Orders, Communication Planning, Change Control, Project Schedules, Project Scoping, Timelines, Initiative and Leadership, Sprint Planning, Agile Project Management, Change Requests, Project Planning, Risk Analysis, Planning, Risk Mitigation, Waterfall Methodology, Scheduling, Project Estimation, Dependency Analysis, Accountability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: NumPy, Pandas (Python Package), Image Analysis, Data Manipulation, Matplotlib, Computer Vision, Data Analysis, Plot (Graphics), Interactive Data Visualization, Data Visualization, Geospatial Mapping, JSON, Dashboard, Data Visualization Software, Numerical Analysis, Web Applications, File I/O
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Performance Tuning, Artificial Intelligence, Maintainability, Performance Testing, Python Programming, Performance Analysis, Code Reusability, Technical Writing, Program Standards
Intermediate · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: Docker (Software), CI/CD, Containerization, LLM Application, Continuous Integration, Software As A Service, Product Development, Continuous Deployment, Commercialization, Large Language Modeling, Software Development, Marketing Strategies, Application Deployment, Product Planning, Go To Market Strategy, AI Integrations, API Design, Generative AI, Software Testing, GitHub
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unsupervised Learning, Dimensionality Reduction, Supervised Learning, R Programming, Machine Learning Methods, Applied Machine Learning, R (Software), Classification Algorithms, Statistical Machine Learning, Data Wrangling, Machine Learning Algorithms, Tidyverse (R Package), Machine Learning, Data Science, Ggplot2, Classification And Regression Tree (CART), Feature Engineering, Machine Learning Software, Data Preprocessing, Statistical Programming
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Due Diligence, Backlogs, Postman API Platform, Jira (Software), Strategic Decision-Making, Data Integrity, Data Maintenance, Needs Assessment, Data Manipulation, Requirements Analysis, Automation, Restful API, Stakeholder Engagement, Application Programming Interface (API)
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Manipulation, Data Transformation, Tidyverse (R Package), Data Wrangling, R Programming, R (Software), Data Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Scientific Visualization, Visualization (Computer Graphics), Plot (Graphics), Statistical Visualization, Data Visualization Software, Computer Graphics, Computer Graphic Techniques, Typography, Python Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Sprint Planning, Jira (Software), Scrum (Software Development), User Story, Meeting Facilitation, Backlogs, Agile Methodology, Project Planning, Project Estimation, Agile Project Management, Estimation, Agile Product Development, Agile Software Development, Collaborative Software, Work Breakdown Structure, Product Requirements, Workflow Management, Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cascading Style Sheets (CSS), User Interface (UI) Design, UI Components, User Interface (UI), User Interface and User Experience (UI/UX) Design, Browser Compatibility, Web Design, Responsive Web Design, Usability, Animations, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, LLM Application, Prompt Patterns, Prompt Engineering, Model Deployment, Large Language Modeling, Token Optimization, Application Programming Interface (API), Application Deployment, Retrieval-Augmented Generation, LangGraph, OpenAI, Containerization, Continuous Deployment, Postman API Platform, Artificial Intelligence, Continuous Integration, Amazon Web Services, Authentications, Performance Analysis
Advanced · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Object Oriented Design, Java, Java Programming, Software Architecture, Object Oriented Programming (OOP), Data Structures, Software Design, Computer Programming, Programming Principles, Code Reusability, Application Development, UI Components, User Interface (UI), Data Management
Mixed · Course · 1 - 3 Months