Ken Kousen
Live online courses, books, and videos on O’Reilly online learning
Upcoming live online training courses
December 2, 9 & 16, 2024
Spring and Spring Boot in 3 Weeks
The surest route to adding Spring and Spring Boot to your developer toolkit is learning directly from one of the masters of the field. Join acclaimed developer, trainer, and consultant Ken ...
December 13, 2024
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 ...
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 ...
Bio
Ken Kousen is a Java Champion and Oracle Developer Champion, and the author of the books Modern Java Recipes (O’Reilly), Gradle Recipes for Android (O’Reilly) and Making Java Groovy (Manning), as well as O’Reilly video courses in Android, Groovy, Gradle, Advanced Java, and Spring. He is a regular speaker on the No Fluff, Just Stuff conference tour and a JavaOne Rock Star and Grails Rock Star. He has spoken at conferences all over the world. Through his company, Kousen I.T., Inc., he has taught software development training courses to thousands of students.