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: Data Cleansing, Apache Spark, PySpark, Data Manipulation, Applied Machine Learning, Data Processing, Classification And Regression Tree (CART), Predictive Modeling, Data Science, Machine Learning, Google Cloud Platform, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Erasmus University Rotterdam
Skills you'll gain: R Programming, Statistical Modeling, Regression Analysis, Correlation Analysis, Statistical Analysis, R (Software), Data Modeling
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Operations Research, Resource Allocation, Simulation and Simulation Software, Microsoft Excel, Business Analytics, Data-Driven Decision-Making, Business Risk Management, Transportation Operations, Analytics, Risk Analysis, Process Optimization, Statistical Methods, Business Modeling, Logistics
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Ggplot2, Plot (Graphics), Data Visualization Software, Exploratory Data Analysis, Data Presentation, Data Storytelling, Scatter Plots, Tidyverse (R Package), R Programming, Box Plots, Histogram, Animations, Data Manipulation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Generative AI, Development Environment, Computational Thinking, Program Development, Software Development, Python Programming, Game Design, Debugging
Beginner · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Hypertext Markup Language (HTML), Typography, Cascading Style Sheets (CSS), Web Design, Web Development Tools, Browser Compatibility, Application Deployment, Front-End Web Development, Web Design and Development, Web Development, Animations, Software Development Tools, UI Components, User Interface and User Experience (UI/UX) Design, Usability, Javascript, Maintainability, Interactive Design
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: JUnit, Apache Maven, Spring Framework, Spring Boot, Model View Controller, Unit Testing, Microservices, Application Development, Redis, Restful API, YAML, Java, Java Programming, MongoDB, Application Deployment, Application Design, NoSQL, Ajax, Hibernate (Java), Software Testing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Field-Programmable Gate Array (FPGA), Application Specific Integrated Circuits, Computational Logic, Computer Architecture, Hardware Design, Electronics Engineering, Electronics, Programmable Logic Controllers, Electronic Systems, Semiconductors, Electronic Components, Data Storage, Data Storage Technologies
Intermediate · Course · 1 - 4 Weeks
Codio
Skills you'll gain: Matplotlib, Version Control, Text Mining, GitHub, Large Language Modeling, Django (Web Framework), Package and Software Management, Platform As A Service (PaaS), Plot (Graphics), Application Deployment, Object-Relational Mapping, Natural Language Processing, Data Visualization Software, Unit Testing, Data Visualization, Jupyter, Development Environment, LLM Application, Virtual Environment, Python Programming
Intermediate · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: ASP.NET, .NET Framework, Model View Controller, Web Applications, Middleware, Debugging, Application Deployment, Application Development, Development Environment, Software Testing, Microsoft Development Tools, Cross Platform Development, Software Architecture, Network Routing, Open Source Technology, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Descriptive Statistics, Statistical Hypothesis Testing, Regression Analysis, Probability Distribution, Statistical Analysis, R Programming, Data Import/Export, Statistical Modeling, Statistical Methods, Plot (Graphics), Statistics, Data Manipulation, Data Analysis, Statistical Inference, Data Structures
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: DevOps, Agile Methodology, Docker (Software), Project Management, Technical Communication, Prometheus (Software), Business Requirements, Jira (Software), Requirements Elicitation, Python Programming, Natural Language Processing, Collaboration, Communication, Professional Networking, Interviewing Skills
Beginner · Course · 1 - 3 Months