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 New Mexico
Skills you'll gain: Web Applications, Full-Stack Web Development, Git (Version Control System), Middleware, Software Architecture, User Interface (UI), Agile Software Development, Application Frameworks, Ajax, Model View Controller, Databases, Relational Databases, Software Development, Ruby on Rails, Software Design Patterns, Cascading Style Sheets (CSS), Javascript
Mixed · Course · 1 - 3 Months

EC-Council
Skills you'll gain: Node.JS, MongoDB, Angular, Full-Stack Web Development, JavaScript Frameworks, Restful API, Web Applications, Web Development, NoSQL, Front-End Web Development, Application Security, Web Development Tools, Web Servers, Application Programming Interface (API), Javascript, Back-End Web Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: ChatGPT, Prompt Engineering, OpenAI, LLM Application, Python Programming, Application Programming Interface (API), Application Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: LangChain, LLM Application, Large Language Modeling, Prompt Engineering, Generative AI, Application Development, Web Applications, Python Programming, Web Development
Intermediate · Guided Project · Less Than 2 Hours

Simplilearn
Skills you'll gain: Matplotlib, NumPy, Data Visualization, Python Programming, Pandas (Python Package), Data Analysis, Data Visualization Software, Scripting, Analytics, Data Manipulation, Real Time Data, Data Processing, Programming Principles, Data Transformation, Data Cleansing, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Databases, Performance Tuning, SQL, Query Languages, Database Design, Stored Procedure, Database Management, Data Storage
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Google Analytics, Ad Hoc Reporting, Management Reporting, Performance Reporting, Web Analytics, Marketing, Web Development
Intermediate · Guided Project · Less Than 2 Hours
Imperial College London
Skills you'll gain: Logo Design, Computer Graphics, Visualization (Computer Graphics), 3D Assets, Android Development, Augmented and Virtual Reality (AR/VR), Android Studio, Computer Graphic Techniques, Animations
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: File Systems, Operating Systems, Data Integrity, Debugging, Systems Design, Distributed Computing, Data Storage, C (Programming Language), System Programming, Computer Systems, Command-Line Interface, Data Security, Computer Hardware, Scalability, Version Control
Intermediate · Course · 1 - 3 Months

Icahn School of Medicine at Mount Sinai
Skills you'll gain: Matlab, Mathematical Modeling, Differential Equations, Computational Logic, Applied Mathematics, Simulations, Statistical Modeling, Biochemistry, Biology, Probability, Cell Biology, Physiology, Electrical Systems
Mixed · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: HTML and CSS, Responsive Web Design, Hypertext Markup Language (HTML), Bootstrap (Front-End Framework), Web Design, Cascading Style Sheets (CSS), Web Development, Front-End Web Development, UI Components, Typography
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Feature Engineering, Data Visualization, Exploratory Data Analysis, Applied Machine Learning, Statistical Reporting, Data Science, Machine Learning, Data Analysis, Matlab, Data Processing, Technical Communication, Predictive Modeling, Data Manipulation, Data Cleansing, Data Import/Export
Intermediate · Course · 1 - 4 Weeks