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.

Vanderbilt University
Skills you'll gain: Database Design, Data Migration, Generative AI, Software Documentation, Dashboard, Database Management, ChatGPT, Database Architecture and Administration, Prompt Engineering, SQL, Business Reporting, Prototyping, Performance Testing, Data Validation, Data Quality
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Social Network Analysis, Network Analysis, Data Visualization, Graph Theory, Relational Databases, Data Visualization Software, Data Storytelling, Data Analysis, Database Theory, Exploratory Data Analysis, Social Sciences, Statistical Analysis, Machine Learning, R Programming, Analytics, Sociology, Natural Language Processing, Data Manipulation, Text Mining, Statistical Modeling
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Unit Testing, Go (Programming Language), Restful API, Authentications, Application Programming Interface (API), Secure Coding, API Design, Software Testing, Microservices, Authorization (Computing), Test Case, Database Development, Web Servers, Web Services, Database Management, Databases, Software Architecture, JSON, Role-Based Access Control (RBAC), Maintainability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Restful API, API Design, Application Deployment, Application Programming Interface (API), Authentications, User Accounts, Email Automation, Debugging, Back-End Web Development, Software Testing, Development Testing, Software Development, Database Development, Continuous Integration
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Typography, Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, UI Components, Web Design, Web Design and Development, Front-End Web Development, Mockups, User Interface (UI), Web Development, Debugging
Intermediate · Specialization · 1 - 3 Months

Nanjing University
Skills you'll gain: Software Testing, Functional Testing, System Testing, Performance Testing, Debugging, Unit Testing, Test Automation, Test Case, Integration Testing, Selenium (Software), Mobile Development
Mixed · Course · 1 - 3 Months

Skills you'll gain: Programming Principles, Development Environment, Scripting Languages, Integrated Development Environments, Software Development Tools, Style Guides
Beginner · Course · 3 - 6 Months

Scrimba
Skills you'll gain: React Redux, React.js, Cascading Style Sheets (CSS), JavaScript Frameworks, Front-End Web Development, Network Routing, User Interface (UI), UI Components, Web Frameworks, Maintainability, Authentications, Web Development Tools, Application Frameworks, Application Programming Interface (API), Web Design, Restful API, Authorization (Computing), Software Design, Javascript, Web Development
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Matplotlib, Box Plots, Plot (Graphics), Seaborn, Data Visualization, Data Visualization Software, Pandas (Python Package), Scatter Plots, Data Import/Export, Histogram, Python Programming, Data Manipulation, Data Analysis, Data Structures
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Figma (Design Software), Front-End Web Development, Web Design, Prototyping, Web Development, Hypertext Markup Language (HTML), Design, Cascading Style Sheets (CSS)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Pandas (Python Package), Data Analysis, Data Manipulation, Data Integration, Python Programming, Data Transformation
Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Target Audience, Design, Ethical Standards And Conduct, Google Docs, Professional Networking, Collaborative Software, Application Programming Interface (API), User Feedback, Portfolio Management
Beginner · Course · 1 - 4 Weeks