For many years I run trainings for people involved in software development. My areas of expertise are:

  • JVM performance monitoring, profiling and tuning
  • REST services
  • Spring
  • Cloud and microservices
  • Modern Architecture
  • JPA / Hibernate
  • Core Java
  • Development tools / IDE
If you're interested in training (in Polish or English) just drop me a line: jkubrynski at gmail

If you're looking for other trainings please visit

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