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: Interactive Data Visualization, Data Transformation, Data Presentation, Data Visualization Software, Business Intelligence, Data Analysis, Extract, Transform, Load, Exploratory Data Analysis, Pandas (Python Package), Data Collection, Data Pipelines, Development Environment, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Application Deployment, Cloud Deployment, API Gateway, Cloud API, Application Programming Interface (API), Virtual Environment, Multi-Tenant Cloud Environments, Google Cloud Platform
Beginner · Project · Less Than 2 Hours

Institut Mines-Télécom
Skills you'll gain: Threat Modeling, Cyber Risk, Open Web Application Security Project (OWASP), Cybersecurity, Cyber Attacks, Application Security, Security Testing, Vulnerability Assessments, Exploitation techniques, Secure Coding, SQL
Intermediate · Course · 1 - 3 Months

Skills you'll gain: User Accounts, Linux, Linux Administration, Shell Script, Linux Commands, Command-Line Interface, Operating System Administration, System Monitoring, Unix Commands, File Systems, Unix, File Management, Software Installation, Virtual Machines, System Configuration, Operating Systems, Network Troubleshooting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, Video Game Development, Game Design, C# (Programming Language), Artificial Intelligence, Scripting, UI Components, Animations
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Relational Databases, Power BI, Microsoft Azure, NoSQL, Azure Synapse Analytics, Database Architecture and Administration, Data Integration, Data Visualization Software, SQL, Database Management Systems, Data Storage, Data Modeling, Data Warehousing, Cloud Storage, Infrastructure As A Service (IaaS), Platform As A Service (PaaS), Analytics, Cloud Security
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Role-Based Access Control (RBAC), Postman API Platform, Authentications, API Testing, Authorization (Computing), Restful API, Secure Coding, Java Programming, Application Design, Spring Boot, User Accounts, API Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object-Relational Mapping, Spring Framework, Hibernate (Java), Apache Maven, Model View Controller, Relational Databases, Database Design, MySQL, Web Applications, Java Platform Enterprise Edition (J2EE), Java, Full-Stack Web Development, Database Development, Application Frameworks, Back-End Web Development, Authentications, Object Oriented Design, Object Oriented Programming (OOP), Application Development, Software Design Patterns
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Object Oriented Design, Software Design Patterns, Functional Design, Maintainability
Intermediate · Course · 3 - 6 Months

O.P. Jindal Global University
Skills you'll gain: Web Scraping, Research Design, Matplotlib, Research, Data Ethics, Data Processing, Data Collection, Seaborn, Text Mining, Data Science, Data Visualization Software, Pandas (Python Package), JSON, Application Programming Interface (API), Data Analysis, Python Programming, Natural Language Processing
Build toward a degree
Beginner · Course · 1 - 3 Months
Skills you'll gain: Data Import/Export, Alteryx, No-Code Development, Data Visualization, Data Presentation, Business Analytics, Data Governance, Workflow Management, Operational Efficiency, Business Reporting, Data Cleansing, Data Manipulation, Data Transformation, Data Analysis, Data Integration, Automation
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Web Components, Cascading Style Sheets (CSS), HTML and CSS, Angular, Hypertext Markup Language (HTML), Responsive Web Design, Frontend Performance, Front-End Web Development, Bootstrap (Front-End Framework), Web Content Accessibility Guidelines, Web Design, Web Design and Development, React.js, UI Components, Web Analytics and SEO, JavaScript Frameworks, Web Development, Semantic Web, Browser Compatibility, User Interface and User Experience (UI/UX) Design
Beginner · Specialization · 1 - 3 Months