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.

Edureka
Skills you'll gain: Restful API, Rust (Programming Language), API Design, Object-Relational Mapping, Application Programming Interface (API), Server Side, Back-End Web Development, System Programming, Web Frameworks, Web Services, Web Development, Web Servers, Middleware, Web Applications, Scalability, Database Management, Authentications, Authorization (Computing)
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Secure Coding, Application Security, Computer Programming Tools, System Programming, C++ (Programming Language), C (Programming Language), Software Development Tools, Exploit development, Debugging, Programming Principles, Embedded Systems, Interoperability, Unix, Vulnerability Assessments, Unix Commands, Operating Systems, Data Security, Linux, Microsoft Windows, Data Validation
Intermediate · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: SQL, Data Management, Databases, Apache Spark, Data Architecture, Data Processing
Beginner · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Operations Research, Mathematical Modeling, Business Modeling, Business Analytics, Analytics, Business Mathematics, Process Optimization, Data-Driven Decision-Making, Microsoft Excel, Solution Design, Decision Making, Linear Algebra, Resource Allocation, Graphing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Descriptive Statistics, R Programming, Statistical Reporting, Data Quality, Data Cleansing, Statistics, Data Manipulation, Data Analysis Software, Statistical Analysis, Data Import/Export
Beginner · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: Javascript, jQuery, Event-Driven Programming, Object Oriented Programming (OOP), JSON, Web Applications, Computer Programming, Web Development Tools, Debugging, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS)
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Power BI, Data Visualization, Data Analysis Expressions (DAX), Matplotlib, Plotly, Data Analysis, Exploratory Data Analysis, Seaborn, SQL, Pandas (Python Package), Probability & Statistics, Regression Analysis, Machine Learning, Statistical Hypothesis Testing, Python Programming, Data Transformation, Feature Engineering, Data Integration, NumPy, Web Scraping
Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Feature Engineering, Dataflow, Tensorflow, MLOps (Machine Learning Operations), Data Transformation, Data Processing, Data Store, Keras (Neural Network Library), Data Modeling, Machine Learning, Python Programming, Statistical Methods
Intermediate · Course · 1 - 3 Months

Amazon
Skills you'll gain: Full-Stack Web Development, Restful API, Front-End Web Development, Web Services, Application Deployment, Web Development, Spring Framework, Amazon Web Services, HTML and CSS, Server Side, Java Platform Enterprise Edition (J2EE), Web Applications, Back-End Web Development, Spring Boot, Model View Controller, Responsive Web Design, Javascript
Beginner · Course · 1 - 4 Weeks

Instituto Tecnológico de Aeronáutica
Skills you'll gain: Control Systems, Engineering Analysis, Matlab, Engineering Calculations, Systems Analysis, Simulation and Simulation Software, Mathematical Modeling, Linear Algebra, Differential Equations, System Design and Implementation
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Unified Modeling Language, Unit Testing, Software Design, Technical Design, Object Oriented Design, Software Engineering, Software Development Tools, JUnit, Systems Design, Data Ethics, Test Automation, Software Architecture, Software Development Methodologies, Dataflow
Intermediate · Course · 1 - 3 Months

Skills you'll gain: LangChain, LLM Application, Prompt Engineering, Large Language Modeling, OpenAI, Development Environment, Generative AI Agents, Artificial Intelligence, Natural Language Processing, Python Programming, Document Management, Application Development, Image Analysis, Front-End Web Development
Intermediate · Course · 3 - 6 Months