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.

EDUCBA
Skills you'll gain: File I/O, Object Oriented Programming (OOP), Java Programming, Data Structures, Java, Data Persistence, Programming Principles, Data Store, Persistence
Intermediate · Course · 1 - 4 Weeks

JetBrains
Skills you'll gain: Application Development, Application Deployment, Generative AI Agents, Large Language Modeling, Software Development Tools, LLM Application, AI literacy, IntelliJ IDEA, Agentic Workflows, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Integrated Development Environments, Agentic systems, Code Review, Software Development, Software Development Life Cycle
Beginner · Course · 1 - 3 Months

Skills you'll gain: Swift Programming, Apple Xcode, iOS Development, Apple iOS, Data Structures, Programming Principles, Mobile Development, Code Reusability, Data Storage, Application Development, Object Oriented Programming (OOP), Development Environment, Computer Programming, Web Development
Beginner · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: Embedded Software, Embedded Systems, C (Programming Language), System Programming, Microarchitecture, Hardware Architecture, Software Design, C and C++, Computer Architecture, Maintainability, Event-Driven Programming, Debugging, Computer Hardware, Memory Management, Code Reusability, Secure Coding, Programming Principles, Data Structures, Peripheral Devices, Data Storage
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: R (Software), Tidyverse (R Package), Web Scraping, Data Manipulation, Data Wrangling, R Programming, Data Transformation, Memory Management, Data Cleansing, Data Science, Statistical Programming, Data Integration, Data Processing, grep, Text Mining, Data Import/Export, Web Services, Data Analysis, Data Structures
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Python Programming, Computational Thinking, Programming Principles, Computer Programming, Object Oriented Programming (OOP), Code Reusability, Data Structures, Data Processing, Computer Graphics, Data Manipulation, Development Environment
Beginner · Course · 1 - 3 Months

Pearson
Skills you'll gain: Generative AI, Large Language Modeling, PyTorch (Machine Learning Library), Generative Model Architectures, Multimodal Prompts, Fine-tuning, Image Analysis, Model Evaluation, Autoencoders, Hugging Face, Embeddings, Computer Vision, Convolutional Neural Networks, Artificial Neural Networks, LLM Application, Natural Language Processing, Deep Learning, Prompt Engineering, Model Training, Image Quality
Intermediate · Specialization · 1 - 4 Weeks
Multiple educators
Skills you'll gain: Unit Testing, Data Structures, Event-Driven Programming, File I/O, Interactive Data Visualization, Java, Java Programming, Object Oriented Design, Object Oriented Programming (OOP), User Interface (UI), Debugging, Software Testing, Computer Programming, Cryptography, Software Engineering, Bioinformatics, Algorithms, Data Analysis, Software Design, Problem Solving
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Embedded Software, Debugging, Embedded Systems, Memory Management, Integrated Development Environments, C (Programming Language), Computer Programming Tools, Development Environment, C and C++, Software Development Tools, System Programming, Eclipse (Software), Build Tools, Programming Principles, Data Storage
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Code Reusability, Kotlin, Object Oriented Programming (OOP), Programming Principles, Object Oriented Design, Android Development, Data Structures, Computer Programming, Mobile Development
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Object Oriented Programming (OOP), Algorithms, Object Oriented Design, Software Engineering, Program Development, Matlab, Application Development, Computer Programming, Theoretical Computer Science, Programming Principles, Engineering Calculations, Mathematical Software, Engineering Analysis, Applied Mathematics, Numerical Analysis, Scripting, Performance Tuning, User Interface (UI)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Kotlin, Android Studio, Android Development, Unit Testing, Object Oriented Programming (OOP), Test Driven Development (TDD), Software Testing, Mobile Development, Application Development, Functional Design, Programming Principles
Intermediate · Course · 1 - 4 Weeks