Ken Kousen
Live online courses, books, and videos on O’Reilly
Upcoming live online training courses
January 13, 2025
Spring AI
Combining the OpenAI API with Java and the Spring Framework Course outcomes Connect to LLM tools like ChatGPT message chains, prompt templates, and output parsers using Spring AI Take advantage of ...
January 27, 2025
Managing your manager
Many times, management decisions can seem capricious, arbitrary, or frustrating, but it doesn't have to be that way. In this three-hour hands-on course, Java Champion Ken Kousen shares the tips and ...
January 30 & 31, 2025
Functional Programming in Java
Working with streams, lambda expressions, and method references in Java SE8 and beyond Today’s software developers are embracing functional programming (FP) in droves, whether it’s to write concurrent programs or to ...
February 3, 2025
Integrating AI in Java Projects
Access ChatGPT, Claude, Gemini, and other AI tools in your Java programs Course outcomes Access AI-based RESTful web services, such as those offered by OpenAI, Claude, or Gemini Apply Java records ...
February 5, 2025
LangChain4j
It does the same with a variety of embedding stores, making it easy to implement retrieval-augmented generation (RAG) to add your own data to the models. Join expert Ken Kousen to ...
February 10, 2025
Making New Java Features Work For You
Building robust, powerful applications with Java 9-19 and beyond In this course, you’ll: Learn the latest features in Java Understand how to build clearer, more manageable code by using functional features ...
February 12, 2025
Reactive Spring and Spring Boot
The new WebFlux module adds Spring's ease of use and Spring Boot's ease of configuration to the design and development of reactive applications, while Reactive Streams allow applications to more efficiently ...
Bio
Ken Kousen is the President of Kousen IT, Inc., through which he does technical training, mentoring, and consulting in all areas related to Java, specializing in Android, Spring, Kotlin, Groovy, and Gradle. He is the author of the "Kotlin Cookbook", "Modern Java Recipes", and "Gradle for Android", all from O'Reilly Media, and "Making Java Groovy" from Manning.
Ken is a Java Champion and a regular speaker on the No Fluff, Just Stuff conference tour, and has spoken at many international conferences. He is also a multiple winner of the JavaOne Rock Star award. Over the past decade he has taught thousands of developers in business and industry. In addition to owning several technical certifications, his academic background includes two BS degrees from M.I.T., an MS and a Ph.D. from Princeton, and an MS in Computer Science from R.P.I.