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.

Coursera
Skills you'll gain: API Testing, Application Programming Interface (API), Test Tools, Behavior-Driven Development, Test Automation
Beginner · Guided Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, LangChain, AI Orchestration, SQL, LLM Application, Query Languages, Generative AI Agents, OpenAI API, Microsoft Azure, Tool Calling, OpenAI, Natural Language Processing, Large Language Modeling
Beginner · Project · Less Than 2 Hours

The Chinese University of Hong Kong
Skills you'll gain: Exploratory Data Analysis, Model Evaluation, Statistical Analysis, SPSS (Software), Statistical Methods, Statistical Software, Statistical Modeling, Social Sciences, Correlation Analysis, Advanced Analytics, Quantitative Research, Data Analysis Software, Mathematical Modeling, Data Validation, Statistical Programming
Mixed · Course · 3 - 6 Months

Edureka
Skills you'll gain: Performance Tuning, Web Development, Web Applications, Software Architecture, Other Programming Languages, Network Security, Memory Management
Beginner · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Theoretical Computer Science, Computational Logic, Mathematical Theory & Analysis, Algorithms, Computational Thinking, Programming Principles, Computer Science, Graph Theory, Deductive Reasoning, Natural Language Processing, Logical Reasoning, Formal Learning
Build toward a degree
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Cyber Security Assessment, Cloud Infrastructure, Cyber Attacks, Cyber Security Strategy, Security Testing, Computer Security, Cryptography, Distributed Denial-Of-Service (DDoS) Attacks, Email Security, SQL
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Apache Airflow, MLOps (Machine Learning Operations), Fine-tuning, User Acceptance Testing (UAT), Prompt Patterns, LLM Application, AI Security, Extract, Transform, Load, Scripting, Technical Communication, SQL, Model Optimization, Data Pipelines, Data Presentation, Large Language Modeling, Python Programming, Performance Tuning, Root Cause Analysis, Statistical Analysis, Version Control
Intermediate · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Object Oriented Programming (OOP), File I/O, Python Programming, Data Structures, Computer Programming, Software Engineering, Performance Tuning, Web Development, Performance Testing, Debugging, Web Development Tools
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Pandas (Python Package), Data Cleansing, Data Manipulation, Data Preprocessing, Data Wrangling, NumPy, File I/O, Query Languages, Data Integration, Python Programming, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Kafka, Command-Line Interface, Data Pipelines, Java, Java Programming, Enterprise Application Management, Real Time Data, Unix Commands, Data Integration, Distributed Computing, Performance Tuning, Software Installation
Intermediate · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Docker (Software), Azure DevOps, Restful API, Azure DevOps Pipelines, Microservices, Containerization, DevOps, ASP.NET, CI/CD, .NET Framework, Devops Tools, Continuous Integration, Web Services, Continuous Delivery, Application Programming Interface (API), API Design, Test Automation, Application Deployment, Development Testing
Advanced · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, HTML and CSS, Web Language, Web Design, Semantic Web, Web Development, Cascading Style Sheets (CSS), Web Content, Responsive Web Design, Web Presence, Verification And Validation
Mixed · Course · 1 - 4 Weeks