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.

Nanjing University
Skills you'll gain: Data Processing, Data Mining, Data Structures, Data Presentation, Object Oriented Programming (OOP), Web Scraping, Data Science, Data Capture, Data Analysis, Python Programming, Data Access, NumPy, Data Preprocessing, Data Visualization, Data Manipulation, UI Components, User Interface (UI) Design, Programming Principles
★ 4.1 (378) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Regression Analysis, Statistical Hypothesis Testing, Sample Size Determination, A/B Testing, Statistical Methods, Correlation Analysis, Statistical Inference, Statistical Modeling, Probability & Statistics, Predictive Modeling, Sampling (Statistics), Statistics, Analysis, Statistical Analysis, Predictive Analytics, Exploratory Data Analysis, Business Analytics, Scatter Plots, Model Evaluation, Regression Testing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Infrastructure as Code (IaC), Terraform, DevOps, Ansible, Responsible AI, Amazon Web Services, Software Documentation, Development Environment, Application Deployment, Unit Testing, Software Development Tools, Cloud Deployment, Development Testing, Maintainability, Integrated Development Environments, AI literacy, Command-Line Interface, Technical Documentation, Verification And Validation
Beginner · Course · 1 - 3 Months
Skills you'll gain: OS Process Management, Operating Systems, C (Programming Language), Memory Management, System Programming, Virtualization, Virtualization and Virtual Machines, Programming Principles, Application Programming Interface (API)
★ 4.5 (185) · Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Software Design, Programming Principles
★ 4.7 (213) · Intermediate · Course · 1 - 3 Months
LearnQuest
Skills you'll gain: Oracle SQL Developer, SQL, Oracle Databases, PL/SQL, Database Design, Database Theory, Database Management Systems, Database Administration, Database Systems, Database Management, Databases, Database Architecture and Administration, Database Development, Relational Databases, Data Storage Technologies, Data Storage, Query Languages, Transaction Processing, Stored Procedure, Data Maintenance
★ 4.6 (936) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Project Risk Management, Workflow Management, Business Workflow Analysis, Team Performance Management, Risk Management, Leadership Studies, Team Leadership, Agile Project Management, Leadership and Management, Collaborative Software, Project Management, Innovation, Agile Software Development, Process Improvement, Strategic Decision-Making, Change Management, Artificial Intelligence, Adaptability, Digital Transformation, Communication
★ 4.6 (565) · Intermediate · Specialization · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: SQL, Relational Databases, Database Design, Database Application, Data Integrity, Stored Procedure, Database Architecture and Administration, Database Development, Database Management, Query Languages, Data Store, Performance Tuning, Graph Theory, Data Modeling, Extensible Markup Language (XML), Extensible Languages and XML, Data Access, Application Design, Performance Management, Network Troubleshooting
Advanced · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Artificial Intelligence and Machine Learning (AI/ML), Model Training, Model Deployment, Microsoft Azure, Artificial Intelligence, Applied Machine Learning, Python Programming, Machine Learning Methods, Machine Learning, Machine Learning Algorithms, Data Science, Image Analysis, Computer Vision, Process Driven Development, Natural Language Processing, Application Programming Interface (API)
★ 4.4 (978) · Advanced · Course · 1 - 3 Months

Packt
Skills you'll gain: Responsible AI, AI literacy, Power BI, ChatGPT, Data Analysis Expressions (DAX), Prompt Engineering, Workflow Management, Business Workflow Analysis, Google Sheets, Productivity Software, Microsoft Excel, Excel Formulas, Business Intelligence, Prompt Engineering Tools, AI Workflows, SQL, Data Analysis, Decision Support Systems, Automation, Query Languages
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Cleansing, Data Manipulation, Data Wrangling, Data Integration, Data Transformation, Data Quality, Time Series Analysis and Forecasting, Data Processing, Pivot Tables And Charts, Data Analysis Software, Text Mining, Data Validation, Jupyter, Data Analysis, Data Structures, Performance Tuning, Analysis, Programming Principles, Data Preprocessing, Descriptive Analytics
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Advocacy, Training Programs, Health Systems, Health Policy, Primary Care, Education and Training, Community Health, Smart Goals, Intercultural Competence, Sanitation, Crisis Intervention, Health Promotion, Community Development, Health Care Administration, Train The Trainer, Behavioral Health, Cultural Sensitivity, Public Health and Disease Prevention, Public Health, Health Equity
★ 4.7 (1.3K) · Beginner · Specialization · 3 - 6 Months