WojciechĀ Grzebieniowski
Engineering Team Lead at Modash
Krakow, Lesser Poland Voivodeship
Summary
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Top SchoolWojciech Grzebieniowski is a Senior Product Engineer based in Krakow with 11 years of experience building production-grade web and product engineering solutions across startups and large enterprises. He has held technical leadership roles at HSBC and Akeero, co-founded early-stage engineering at Unravel, and now focuses on product-driven engineering at Modash. Comfortable across front-end and core engineering, he brings a pragmatic blend of hands-on coding and team leadership forged in both regulated banking and fast-moving startups. His background in cognitive science hints at a user-centered approach to product problems, and he pairs that with a reputation for shipping reliable systems and mentoring growing teams.
11 years of coding experience
12 years of employment as a software developer
Bachelor's degree Cognitive Science, Bachelor's degree Cognitive Science at University of Silesia in Katowice
English, Polish
Github Skills (103)
browser10
compiler10
websocket-client10
static-site-generator10
quill10
typescript10
pocketbase10
supabase-js10
vercel10
nextjs10
react10
rich-text-editor10
editor9
javascript9
yaml9
Programming languages (5)
Github contributions (5)
g12i/react-infinite-ticker
Sep 2021 - Jun 2022
React component that scrolls children infinitely
Contributions:27 commits, 7 PRs, 19 pushes in 9 months
react-component
g12i/native-browser-otp
Nov 2022 - Apr 2025
Generate TOTP and HOTP with browser's native Web Cryptography.
Contributions:4 reviews, 2 PRs, 5 pushes in 2 years 6 months
cryptographytotpbrowserotpotp-generator
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