Krzysztof Krzyzaniak
Staff Engineer at Jumon.net
Greater Poland Voivodeship
Summary
👤
Senior🎓
Top SchoolKrzysztof Krzyzaniak is a Staff Engineer with 17+ years building and scaling web platforms, databases, and infrastructure, currently driving work at Egnyte. He combines deep Unix/Linux expertise (Debian maintainer since 2001) with hands-on experience in RDBMS tuning, finding bottlenecks, and designing high-availability architectures for large-scale sites. His background spans leadership and engineering roles at Wikia and Allegro/QXL where he solved horizontal scalability, mass-emailing, caching, and database sharding challenges. As owner of Jumon.net he continues to deliver bespoke hosting and systems solutions, blending system design with practical operations. Not obvious from titles: he’s been administering Debian systems since 1995 and maintains Perl modules, reflecting long-term commitment to open-source ecosystem health. His profile pairs a classical systems-administration pedigree with modern platform engineering and project delivery.
17 years of coding experience
17 years of employment as a software developer
Master of Science computer science, Master of Science computer science at Poznan University of Technology
English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (157)
mediawiki10
wikia10
puppet10
bolt10
elasticsearch-client10
letter10
php10
silex10
linux9
visualizations9
elasticsearch9
kibana9
shift9
mcollective9
flux9
Programming languages (14)
Github contributions (5)
egnyte/puppet-stunnel
Feb 2024 - Jul 2024
Puppet stunnel Module
Contributions:2 PRs, 5 pushes, 1 branch in 5 months
psychonaut/puppet-elasticsearch
Jul 2023 - Jul 2023
Elasticsearch Puppet module
Contributions:14 pushes, 3 branches in 26 days
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