Jan Stránský
Backend Developer at OpenCrypto.io
Prague, Czechia
Summary
🤩
Rockstar🎓
Top SchoolJan Stránský is a backend developer and founder with 12 years of experience building API-first web platforms, especially in Node.js and JavaScript ecosystems. Based in Prague, he has led technical architecture and backend teams for social networks and web products, pairing GraphQL, MongoDB, Redis and ElasticSearch with robust DevOps practices like Docker, Ansible and FreeBSD administration. He currently develops at Dayswaps and runs OpenCrypto.io, blending hands-on backend engineering with product-focused entrepreneurship. His background spans full-stack JavaScript, scraping and systems administration—uncommonly comfortable moving between high-level API design and low-level Unix/FreeBSD ops. Known for shipping production-grade APIs and resilient infrastructure, he brings practical experience in CI, testing and traffic management (Nginx/HAProxy) to fast-moving teams.
13 years of coding experience
14 years of employment as a software developer
Information Technology, Information Technology at Smíchovská střední průmyslová škola
English, Slovak, Czech
Github Skills (95)
json-schema10
cryptocurrency10
data-exploration10
chakra-ui10
json10
typescript10
bitcoin10
docstrings10
documentation10
nextjs10
container-image10
ethereum10
blockchain10
structured-data10
frontend10
Programming languages (19)
Github contributions (5)
utxo-foundation/pub.utxo.cz
May 2022 - Sep 2022
Contributions:3967 pushes, 5 branches in 3 months
utxo-foundation/utxo22-web
Apr 2022 - Aug 2025
Web about UTXO.22 conference
Contributions:2 PRs, 226 pushes, 5 branches in 3 years 5 months
utxo
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