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: Unreal Engine, 3D Assets, Augmented and Virtual Reality (AR/VR), Video Game Development, Virtual Environment, Animation and Game Design, User Interface (UI)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: jQuery, Cascading Style Sheets (CSS), HTML and CSS, Web Content Accessibility Guidelines, Usability, Javascript and jQuery, Hypertext Markup Language (HTML), Web Design and Development, Web Design, Web Development, Semantic Web, Front-End Web Development, Responsive Web Design
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, SQL, Generative AI, Google Cloud Platform, Big Data, Customer Relationship Management, Jupyter, Artificial Intelligence and Machine Learning (AI/ML), Python Programming
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Governance, Database Management, Database Systems, NoSQL, SQL, MongoDB, Relational Databases, Big Data, Graph Theory, Data Storage, Apache Hadoop, Data Manipulation, Apache Spark
Build toward a degree
Mixed · Course · 1 - 3 Months

Pearson
Skills you'll gain: Software Testing, Test Automation, Test Planning, Acceptance Testing, Test Case, Functional Testing, Scenario Testing, Unit Testing, Integration Testing, Regression Testing, User Acceptance Testing (UAT), Performance Testing, Usability Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Kafka, Real Time Data, Data Pipelines, JSON, Java, Docker (Software), Software Versioning
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Information Architecture, HTML and CSS, Verification And Validation, Semantic Web, Web Development, Web Design and Development, Development Testing, Data Validation, Design Strategies, User Interface (UI) Design
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, 3D Assets, Unreal Engine, Computer Graphics, Animation and Game Design
Beginner · Course · 3 - 6 Months

Skills you'll gain: Amazon S3, SQL, Database Administration, Transact-SQL, Stored Procedure, IT Automation, Cloud Infrastructure, User Accounts, Compliance Auditing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unity Engine, Animation and Game Design, Video Game Development, Game Design, Scripting, Augmented and Virtual Reality (AR/VR), Interactive Design, Software Design Patterns, Development Environment, C# (Programming Language), 3D Assets, Artificial Intelligence and Machine Learning (AI/ML), Virtual Environment
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, OpenAI, Real Time Data, Web Applications, ChatGPT, Application Programming Interface (API), LLM Application, User Interface (UI), Front-End Web Development, Generative AI, Large Language Modeling, Javascript, Image Analysis, Natural Language Processing
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Generative AI, Generative AI Agents, Document Management, LLM Application, AI Product Strategy, Responsible AI, Application Programming Interface (API), Machine Learning, System Configuration, Configuration Management
Intermediate · Course · 1 - 3 Months