A software engineer with over 25 years of experience in various technology fields: software development, team management, software architecture, HPC and algorithmic research. Currently leading the backend engineering group in Next Insurance. Before that has been focusing for 8 years on Java platform performance optimization as an independent consultant and was involved in more than a dozen optimization projects. Even though in my current work we do not experience scale of performance problems (yet) I have still suffer from craving to these topics. I am one of the organizers of Java.IL the Israeli Java user group.