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: Serverless Computing, Containerization, Google Cloud Platform, Google App Engine, Cloud Infrastructure, Hybrid Cloud Computing, Cloud Applications, Application Programming Interface (API), Cloud Computing, Platform As A Service (PaaS), Multi-Cloud, Data Migration, Digital Transformation, Application Development, Virtual Machines, Leadership and Management, Finance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Interface and User Experience (UI/UX) Design, Figma (Design Software), AI Personalization, OpenAI, Application Development, User Research, Application Programming Interface (API), Artificial Intelligence, Data Processing, Database Management, Web Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, Generative AI, Dimensionality Reduction, Natural Language Processing, Large Language Modeling, OpenAI, Text Mining, Applied Machine Learning, LLM Application, Statistical Machine Learning, Data Processing, Databases, Feature Engineering, Python Programming, Supervised Learning, Artificial Intelligence, Unsupervised Learning, Pandas (Python Package), Data Transformation, NumPy
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Web Content, No-Code Development, Containerization, Web Design, Web Design and Development, Web Development, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), Web Applications, Web Design and Development, Javascript, Wireframing, Restful API, Application Programming Interface (API), Real Time Data, Software Development
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google App Engine, Application Deployment, Google Cloud Platform, Go (Programming Language), Cloud Applications, Cloud Development, Development Testing, Data Access, Database Application, Operational Databases
Beginner · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Responsible AI, MLOps (Machine Learning Operations), Artificial Intelligence and Machine Learning (AI/ML), Jenkins, CI/CD, Java, Continuous Deployment, Java Programming, Artificial Intelligence, Apache Spark, Applied Machine Learning, Decision Tree Learning, Deep Learning, Machine Learning, Fraud detection, Spring Boot, Natural Language Processing, Regression Analysis, Reinforcement Learning, Debugging
Intermediate · Specialization · 1 - 3 Months

EDUCBA
Skills you'll gain: IntelliJ IDEA, Apache Maven, Build Tools, Integrated Development Environments, Software Development Tools, Version Control, Git (Version Control System), Development Environment, Program Development, Computer Graphics, Debugging, Scripting Languages, Visualization (Computer Graphics), Databases, Relational Databases
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Workspace, Lightweight Directory Access Protocols, Active Directory, User Accounts, Collaborative Software, Automation, Identity and Access Management, Configuration Management, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Clinical Documentation, Generative AI Agents, Healthcare Ethics, Responsible AI, Electronic Medical Record System, Medical Records, Health Information Management and Medical Records, Clinical Experience, Health Informatics, Prompt Engineering, Health Technology, System Implementation
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: .NET Framework, Cloud Development, Amazon Web Services, Microsoft Visual Studio, Integrated Development Environments, C# (Programming Language), Software Development Tools, Application Deployment
Mixed · Course · 1 - 4 Weeks

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Vibrations, Matlab, Engineering Analysis, Engineering Calculations, Mechanical Engineering, Finite Element Methods, Mechanical Design, Applied Mathematics, Differential Equations, Mathematical Modeling, Structural Analysis, Control Systems, Engineering Design Process, Linear Algebra
Intermediate · Course · 1 - 3 Months