Leszek Stachowski
Partner, Engineering at cLabs
Warsaw, Masovian Voivodeship, Poland
Summary
🤩
Rockstar🎓
Top SchoolLeszek Stachowski is a pragmatic engineering leader and partner with 16 years of software experience, currently shaping engineering at cLabs while maintaining an active freelance practice. He brings deep backend expertise in PHP, Ruby and Java, having shipped both customer-facing apps and real-time systems with strict SLAs. Comfortable in Scrum and Kanban, he has also served as a team lead and part-time Scrum Master, blending hands-on coding with people and process skills. Lately he focuses on Domain-Driven Design, CQRS and microservices, favoring well-crafted, fit-for-purpose solutions over over- or under-engineering. His career spans startups, product marketplaces and consultancy, and he values getting things done—often remotely—while keeping technical knowledge current through conferences and continuous learning. Based in Warsaw, he pairs entrepreneurial experience (founder/CTO roles) with a disciplined craftsmanship mindset.
16 years of coding experience
7 years of employment as a software developer
Information Technology, Information Technology at Uniwersytet im. Adama Mickiewicza w PoznaniuBachelor's degree Information Technology, Bachelor's degree Information Technology at University of Lodz
English, German
Github Skills (66)
cryptocurrency10
abi10
smart-contracts10
crypto10
wallet10
javascript10
sdk10
cli10
typescript10
wagmi10
etherscan10
faucet10
eagle10
dokuwiki10
ethereum10
Programming languages (6)
Github contributions (5)
shazarre/konstrui
Nov 2016 - Aug 2017
Contributions:1 release, 43 commits, 29 PRs in 8 months
phpphp-basedbuild-systembuild-tool
celo-org/ethers.js
Feb 2024 - Feb 2024
Complete Ethereum library and wallet implementation in JavaScript.
Contributions:1 PR, 3 pushes, 2 branches in 6 days
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