Bartosz Ocytko
Executive Principal Engineer at Zalando SE
Berlin, Germany
Summary
🤩
Rockstar🎓
Top SchoolBartosz Ocytko is an Executive Principal Engineer with 15 years of experience building and operating large-scale microservice architectures at Zalando, where he progressed through technical and leadership roles since 2014. He lives the SRE mindset, bringing multi-year on-call experience and a strong belief that production incidents are the richest source of learning for designing resilient systems. Bartosz combines hands-on full‑stack contributions — including frontend work on Zalando’s visible Tech Radar — with deep backend and operational expertise, making him effective at bridging product, platform, and reliability concerns. Based in Berlin, he has a proven track record of driving delivery, incident analysis, and scalable architecture decisions across complex distributed systems. Known for pragmatic, customer-focused problem solving, he also mentors teams to translate post-incident insights into lasting engineering improvements.
15 years of coding experience
10 years of employment as a software developer
Master of Science (MSc) Computer Science, Master of Science (MSc) Computer Science at Wrocław University of Science and Technology
English, German, Polish
Github Skills (7)
html10
javascript10
documentation9
css8
typescript-types7
typescript7
typescripts7
Programming languages (16)
Github contributions (5)
zalando/tech-radar
Jul 2020 - Dec 2022
Visualizing our technology choices
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:8 reviews, 51 commits, 121 PRs in 2 years 5 months
Contributions summary:Bartosz primarily contributed to the frontend of the "Zalando Tech Radar" project, focusing on the `docs/index.html` file. They updated the tech radar data, specifically the languages, infrastructure, and data management entries for multiple releases. Additionally, the user made changes to the UI, including color scheme adjustments and legend spacing. This demonstrates a focus on the presentation and content management of the tech radar visualization.
choicesvisualizingreact
bocytko/logbook
Oct 2015 - Oct 2022
HTTP request and response logging
Contributions:5 pushes in 7 years 1 month
http-requestloggerloggingnodejsrequest
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