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.

Microsoft
Skills you'll gain: ASP.NET, Microsoft Copilot, C# (Programming Language), Application Programming Interface (API), Middleware, .NET Framework, API Design, Restful API, Back-End Web Development, Maintainability, Server Side, Programming Principles, JSON, Code Reusability, Software Architecture, Software Documentation, Secure Coding
★ 4.5 (81) · Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Computational Thinking, Data Collection, Microsoft Visual Studio, Program Development, C (Programming Language), Programming Principles, Algorithms, Microsoft Development Tools, Integrated Development Environments, Data Storage, Development Environment, Computer Programming, Mathematical Software
★ 4.6 (377) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Classification Algorithms, Supervised Learning, Model Evaluation, Data Preprocessing, Logistic Regression, Machine Learning Algorithms, Decision Tree Learning, Applied Machine Learning, Model Training, Statistical Machine Learning, Predictive Modeling, Business Logic, Machine Learning Methods, Scikit Learn (Machine Learning Library), Data Cleansing, Machine Learning, Regression Analysis, Random Forest Algorithm, Model Optimization, Sampling (Statistics)
★ 4.8 (468) · Intermediate · Course · 1 - 3 Months

Peking University
Skills you'll gain: Algorithms, Computer Programming, Computational Thinking, Graph Theory
★ 4.8 (321) · Mixed · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Pandas (Python Package), Data Visualization, Time Series Analysis and Forecasting, Matplotlib, Plot (Graphics), Statistical Visualization, Statistical Inference, Statistical Analysis, Seaborn, Analytics, Exploratory Data Analysis, Descriptive Statistics, Statistical Modeling, Data Manipulation, Programming Principles, Python Programming, Regression Analysis
★ 4.6 (26) · Beginner · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Machine Learning Algorithms, Internet Of Things, Artificial Intelligence, Unsupervised Learning, Python Programming, Embedded Software, Computer Vision, Peripheral Devices, Integrated Development Environments, Deep Learning, Applied Machine Learning, Image Analysis, Machine Learning, Embedded Systems, Civil Engineering, Classification Algorithms, Security Controls, Wireless Networks, Automation, Digital Transformation
★ 4.6 (328) · Intermediate · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Mobile Development, Web Applications, Web Design and Development, Program Development, ChatGPT, GitHub, Front-End Web Development, Javascript, Application Deployment, Responsive Web Design, Video Game Development, Git (Version Control System), AI Integrations, Cascading Style Sheets (CSS), Database Development, Computer Programming, Database Application, Machine Learning
★ 4.6 (148) · Beginner · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Logistic Regression, Descriptive Statistics, Exploratory Data Analysis, Regression Analysis, Model Evaluation, Statistical Methods, R Programming, Statistical Modeling, Predictive Modeling, Statistical Analysis, Biostatistics, Statistical Software, Predictive Analytics, Probability & Statistics, R (Software), Data Preprocessing, Public Health
★ 4.8 (368) · Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Data Warehousing, Database Design, Data Integration, Extract, Transform, Load, Data Modeling, Relational Databases, Data Architecture, Business Intelligence, SQL, Pivot Tables And Charts, PostgreSQL, Data Transformation, Project Management
★ 4.4 (1.1K) · Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: PySpark, Matplotlib, Apache Spark, Big Data, Data Processing, Distributed Computing, Data Management, Data Visualization, Data Presentation, Data Analysis, Data Manipulation, Data Cleansing, Query Languages, Python Programming
★ 4.4 (320) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Scaled Agile Framework, Agile Software Development, Agile Methodology, Behavior-Driven Development, Agile Product Development, Test Driven Development (TDD), Scalability, Agile Project Management, Sprint Planning, Solution Delivery, Virtualization and Virtual Machines, Integration Testing, Software Testing, Virtualization, Solution Architecture
★ 4.5 (494) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Embedded Software, Embedded Systems, Debugging, Model Based Systems Engineering, Failure Analysis, Simulation and Simulation Software, Technical Communication, System Programming
★ 4.6 (245) · Intermediate · Course · 1 - 4 Weeks