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: File I/O, Test Data, Test Case, Data Validation, Test Script Development, Verification And Validation, Data Cleansing, Python Programming
★ 4 (24) · Intermediate · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Software Development Life Cycle, CI/CD, Cloud-Native Computing, Software Development Methodologies, Jenkins, Continuous Integration, Agile Methodology, Software Development, Agile Project Management, Cloud Development, Continuous Delivery, Agile Software Development, Cloud Computing Architecture, Continuous Deployment, Cloud Applications, Scrum (Software Development), Computer Programming, Kubernetes
★ 4.9 (8) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Generative AI, Data Analysis, Model Training, Data-Driven Marketing, Customer Relationship Management (CRM) Software, Predictive Analytics, Machine Learning Algorithms, Machine Learning, Data Science, Data Processing, Prompt Engineering
★ 4.2 (13) · Beginner · Specialization · 1 - 4 Weeks

Skills you'll gain: Cloud Applications, Serverless Computing, Cloud Development, Google Cloud Platform, Cloud Deployment, Cloud-Based Integration, Cloud Security, Security Controls, Identity and Access Management, Operational Databases, Event-Driven Programming, Authentications
★ 4.6 (17) · Intermediate · Course · 1 - 3 Months

New York Institute of Finance
Skills you'll gain: Blockchain, FinTech, Supply Chain Management, Transaction Processing, Supply Chain Systems, Supply Chain, Emerging Technologies, AI Enablement, Distributed Computing, Interoperability, Data Sharing, Data Integrity
★ 4.5 (98) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Operations Research, Supply Chain Systems, Supply Chain, Supply Chain Management, Supply Chain Planning, Operational Analysis, Process Optimization, Model Optimization, Capacity Planning, Production Planning, Data Analysis, R Programming
★ 4.4 (14) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: File I/O, Object Oriented Programming (OOP), C and C++, C++ (Programming Language), Data Structures, Object Oriented Design, Code Reusability, Memory Management, Data Persistence, Algorithms
★ 4.8 (10) · Advanced · Course · 1 - 4 Weeks

Universidad de Palermo
Skills you'll gain: Database Development, Relational Databases, SQL, Database Design, Database Management, Databases, Query Languages, Web Development, Web Applications, Data Access, Data Integrity, Information Technology
★ 4.6 (23) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SAS (Software), Forecasting, Spatial Data Analysis, Data Visualization Software, Data Mapping, Interactive Data Visualization, Time Series Analysis and Forecasting, Trend Analysis, Predictive Analytics, Geospatial Mapping, Data Analysis, Geospatial Information and Technology, Data Wrangling, Geographic Information Systems, Advanced Analytics, Analytics, Data Transformation, Statistical Programming
★ 4.8 (223) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, Prompt Engineering, LLM Application, Large Language Modeling, Retrieval-Augmented Generation, Vector Databases, Tool Calling, Embeddings, OpenAI API, ChatGPT, Google Gemini, AI Workflows, Generative AI Agents, Token Optimization, Agentic Workflows
★ 4.2 (29) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, Integration Testing, Docker (Software), Java, Cloud Deployment, Containerization, Software Design Patterns, Microservices
★ 4.8 (12) · Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Model Evaluation, Regression Analysis, Verification And Validation, Feature Engineering, Plot (Graphics), Statistical Methods, Statistical Modeling, Scatter Plots, Data Transformation, Correlation Analysis, Statistical Analysis, R Programming, Statistical Inference, Statistical Hypothesis Testing
★ 4.9 (11) · Intermediate · Course · 1 - 4 Weeks