PGConf Germany 2026

Zsolt joined Percona as a software developer in 2017 and has been working on Percona’s database products ever since, initially focusing on MySQL and later switching to PostgreSQL.

He likes to focus on things that make life easier and safer: encryption, authentication, extensibility, testing, and tooling.

Experienced Architect, technically leading the successful completion, from presales and requirements to delivery, of more than 13 large scale (multi-million Euro cumulative budget) private and public sector IT projects, in the areas of Enterprise Content Management, Digital Publishing, SaaS, Cloud infrastructure & Operations. Involved in international projects, part of a international highly competitive team delivering cutting edge solutions. Deep knowledge of virtualisation, Cloud, SaaS and Content Management technologies and architectures, including hands on experience on selected areas.

Policy Development & Evangelism, open interoperability standards Evangelist, contributing in issuing interoperability specifications for a 65MEuro public-private sector framework program.

Co-Author of over 60 scientific publications in international journals (e.g., IEEE, Springer) and conference proceedings.

Jan is a Senior Product Manager at Percona, leading the products for PostgreSQL. He has vast experience in the development, deployment and maintenance of enterprise systems.

Professionally, he is passionate about simple solutions that solve complicated problems and user experience that maximizes the product potential.

Privately he is a foodie by day, a tech geek into graphic novels, video and board games by night and parent/spouse in between.

Having spent already almost three years in Percona, most of us learned that he has enough energy and topics to fill in any space and time.

Kai is the Head of Product & Engineering for PostgreSQL. Before joining Percona, he worked as a team lead and as a software engineer at SUSE Linux. He is now focusing on the coordination of the PostgreSQL development and product at Percona as well as acting as an open source evangelist.

PostgreSQL Expert