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: Retrieval-Augmented Generation, Vector Databases, Agentic systems, Fine-tuning, Agentic Workflows, AI Workflows, CrewAI, Embeddings, Model Optimization, Model Context Protocol, Software Installation
Intermediate · Course · 3 - 6 Months

EDUCBA
Skills you'll gain: Extensible Markup Language (XML), Hypertext Markup Language (HTML), HTML and CSS, Web Development Tools, Semantic Web, Extensible Languages and XML, Web Design and Development, Web Development, Computer Programming Tools, Development Environment, Verification And Validation, Development Testing, Integrated Development Environments, Debugging
★ 4.8 (19) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Agile Software Development, Project Management Software, Management Reporting, Release Management, Administration, System Configuration
Beginner · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Technical Communication, Technical Product Management, Workflow Management, Program Evaluation, Performance Metric, Agile Project Management, Data Analysis, Agile Methodology, Project Management, Analytics, Stakeholder Communications, Project Performance, Data-Driven Decision-Making, AI Integrations, Machine Learning, Large Language Modeling, R Programming, Data Visualization
Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: AI Personalization, AI Enablement, Fraud detection, AI Product Strategy, Artificial Intelligence, Digital Transformation, Artificial Intelligence and Machine Learning (AI/ML), Business Analytics, Business Process Automation, Social Media, Health Technology, Deep Learning, AI literacy, Automation, Machine Learning, Applied Machine Learning, Data-Driven Decision-Making, Computer Vision, Natural Language Processing, Predictive Analytics
Beginner · Course · 3 - 6 Months

Skills you'll gain: Cascading Style Sheets (CSS), Debugging, jQuery, Hypertext Markup Language (HTML), Web Design and Development, Javascript, Integrated Development Environments, Web Development Tools, Development Environment, UI Components, User Interface (UI), Event-Driven Programming, Animations
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft SQL Servers, Stored Procedure, Database Management, SQL, Database Development, Database Application, C# (Programming Language), Application Development, Integration Testing, Data Store, Development Environment, Microsoft Development Tools, Application Design, Development Testing, Object-Relational Mapping, Microsoft Visual Studio, User Interface (UI), Software Design, UI Components, User Interface (UI) Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Color Theory, Web Design, Responsive Web Design, HTML and CSS, AI powered creativity, ChatGPT, Hypertext Markup Language (HTML), Web Design and Development, Vibe coding, Web Content, Web Development, Generative AI, Cascading Style Sheets (CSS), Development Environment, Javascript, Web Presence, Prompt Engineering, Software Development Tools, Back-End Web Development, Software Installation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: System Monitoring, Data Analysis Expressions (DAX), Real Time Data, Performance Tuning, Microsoft Azure, Dataflow, Data Pipelines, Data Warehousing, Power BI, Apache Spark, Data Governance, Business Analytics, SQL, Data Management, Workflow Management, Data Science, Security Engineering, Artificial Intelligence and Machine Learning (AI/ML), Warehouse Management, Application Deployment
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: LLM Application, Model Deployment, Real Time Data, Large Language Modeling, Application Deployment, System Monitoring, Generative AI, Open Source Technology, Cross Platform Development, Application Programming Interface (API), Machine Learning
★ 2.7 (7) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Recurrent Neural Networks (RNNs), Convolutional Neural Networks, Deep Learning, Artificial Neural Networks, Image Analysis, Keras (Neural Network Library), Applied Machine Learning, Fine-tuning, Tensorflow, Natural Language Processing, Network Architecture
Advanced · Course · 1 - 3 Months

Skills you'll gain: Large Language Modeling, Retrieval-Augmented Generation, LLM Application, Prompt Patterns, Tool Calling, Generative AI Agents, Embeddings, Agentic systems, Application Development, Agentic Workflows, Query Languages, Data Pipelines, Data Persistence
★ 3.8 (6) · Intermediate · Course · 1 - 4 Weeks