Christoph Olczak
Product Owner at REWE digital
Cologne, North Rhine-Westphalia, Germany
Summary
👤
Senior🎓
Top SchoolChristoph Olczak is a Product Owner and seasoned software engineer with 14 years of experience bridging enterprise IT and scientific computing, currently shaping product strategy at REWE digital. He brings deep technical roots in Microsoft Dynamics NAV, SAP/ABAP and high-performance computing (Fortran, MPI, OpenMP, GPU), enabling him to translate complex backend constraints into pragmatic product decisions. His career spans research-grade numerical work and large-scale retail IT, reflecting an unusual blend of academic rigor (Dr. rer. nat.) and hands-on commercial delivery. Known for teamwork, flexibility and resilience, he also moved his open-source work to Codeberg, signaling a preference for sustainable, values-driven development.
14 years of coding experience
9 years of employment as a software developer
Dr. rer. nat., Dr. rer. nat. at Universität zu Köln
German, Polish, English, French
Stackoverflow
1,071reputation
193kreached
26answers
2questions
jquery-mobile
top-1%
Github Skills (31)
jquery-mobile10
jquery9
datepicker9
android7
curl6
rating6
spring-boot6
encoding6
spring6
zend-framework6
ios6
javascript6
cordova6
domain-driven-design5
ddd5
Programming languages (5)
Github contributions (5)
sustainablepace/mobipick
Dec 2011 - Oct 2020
Contributions:82 commits, 2 PRs, 5 pushes in 8 years 11 months
datepickerwidgetcalendarjqueryjquery-mobile
sustainablepace/humbledev
Feb 2016 - Aug 2022
Contributions:4 PRs, 144 pushes, 3 branches in 6 years 7 months
humble
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