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.

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Blockchain, Cryptography, Transaction Processing, Programming Principles, Encryption, Data Structures, Virtualization and Virtual Machines, Network Protocols, Distributed Computing, Network Architecture, Algorithms
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: SQL, Query Languages, Stored Procedure, Generative AI, AI Enablement, Maintainability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Supervised Learning, Computer Vision, Recurrent Neural Networks (RNNs), Machine Learning Methods, Convolutional Neural Networks, Matplotlib, Data Visualization, Probability & Statistics, Deep Learning, Classification Algorithms, Artificial Intelligence, Plotly, Statistical Analysis, Data Visualization Software, Statistical Hypothesis Testing, Machine Learning, Seaborn, Applied Machine Learning, Digital Signal Processing, Statistical Inference
Intermediate · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Business Metrics, Business Analytics, Performance Measurement, Financial Data, Key Performance Indicators (KPIs), Tableau Software, Analytical Skills, Big Data, Data Analysis, Competitive Intelligence, Data-Driven Decision-Making, E-Commerce, Microsoft Excel, SQL
Mixed · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: LLM Application, Test Data, Prompt Engineering, Model Evaluation, Transfer Learning, Generative AI Agents, Performance Testing
Intermediate · Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, JUnit, Object Oriented Programming (OOP), Software Design Patterns, Java, Unified Modeling Language, Software Design, Java Programming, Software Architecture, Model View Controller, Conceptual Design
Build toward a degree
Intermediate · Course · 1 - 3 Months

Akamai Technologies, Inc.
Skills you'll gain: SQL, Database Management, Relational Databases, Database Systems, Database Design, Database Theory, Data Manipulation, Query Languages, Data Analysis
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Inventory and Warehousing, Supply Chain Management, Business Continuity, Forecasting, Predictive Analytics, Logistics, Automation, Logistics Management, Real Time Data, Risk Mitigation, Risk Management, Case Studies, Business Ethics, Anomaly Detection, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence
Beginner · Course · 1 - 4 Weeks
Scrum Alliance
Skills you'll gain: Coaching, Employee Coaching, Agile Product Development, Agile Methodology, Agile Project Management, Agile Software Development, Team Management, Team Leadership, Collaboration, Culture Transformation, Organizational Leadership, Business Transformation, Leadership, Organizational Effectiveness, Leadership and Management, Organizational Change, Management Consulting, Business, Communication, Business Communication
Beginner · Course · 1 - 3 Months

Skills you'll gain: Gemini, Generative AI, Prompt Engineering, Multimodal Prompts, LLM Application, Google Cloud Platform, Application Development, Application Programming Interface (API)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microarchitecture, Computer Architecture, Hardware Architecture, Simulations, Computer Hardware, Performance Tuning, Scalability, Data Storage
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Web Development, UI Components, Usability, Typography
Intermediate · Course · 1 - 3 Months