Jakub Roztocil
CEO & Founder at HTTPie
Prague, Czechia
Summary
🤩
Rockstar🎓
Top SchoolJakub Roztocil is a seasoned software founder and engineer with 15 years of experience building developer-first tools and consumer web products, currently CEO & Founder of HTTPie in Prague. He combines hands-on backend and full‑stack expertise with product-led leadership, having previously co-founded multiple startups (Enjoy Prague, Homewings, 1calendar) and run a long‑standing consultancy that powered projects with 300M+ page views. Jakub is a prolific open-source contributor—his work on HTTPie and related projects includes modernizing CLI tooling, adding CI/CD, and improving usability for API developers. Technically fluent in Python/Django, real‑time systems, and cloud automation, he has a track record of shipping robust integrations (e.g., Bitstamp trading logic, calendar recurrence handling) and improving maintainability. He often focuses on developer experience and modernization—refactoring, dependency upgrades, and automated builds—rather than just feature work. Educated in Information Science across Prague, Copenhagen and Porto, he blends academic grounding with pragmatic product engineering.
15 years of coding experience
8 years of employment as a software developer
MSc, Information Science, MSc, Information Science at Københavns Universitet - University of CopenhagenBA, Information Science, BA, Information Science at Charles University in PragueERASMUS exchange student, Information Science, ERASMUS exchange student, Information Science at Universidade do Porto
English, Spanish, Czech, Portuguese, Danish
Github Skills (65)
apim10
python10
trading10
bitcoins10
trading-bot10
javascript10
django10
cryptocurrencies10
api10
webrequest10
http-request10
typescripts10
cli10
json10
apidoc10
Programming languages (12)
Github contributions (5)
jkbrzt/cointrol
Mar 2015 - Jul 2020
฿ Bitcoin trading bot with a real-time dashboard for Bitstamp.
Role in this project:
Backend Developer
Backend DeveloperContributions:23 commits, 3 PRs, 25 pushes in 5 years 4 months
Contributions summary:Jakub primarily worked on the backend of the Bitcoin trading bot, making updates to Django models, serializers, and configuration files. Their contributions included adding new fields, fixing account value calculations, and ensuring compatibility with updated Django packages. They also added functionality related to Bitstamp API integration by introducing a `Ticker.open` field and associated data processing within the trader logic.
pythonbotdashboardreal-timespeculation
jkbrzt/cloudtunes
Sep 2014 - Jul 2020
Web-based music player for the cloud :cloud: :notes: Play music from YouTube, Dropbox, etc.
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:48 commits, 7 PRs, 11 pushes in 5 years 11 months
Contributions summary:Jakub primarily contributed to both the backend and frontend aspects of the CloudTunes project. They fixed Facebook login issues, implemented Docker setup and installation instructions, and added retries to the Musicbrainz client for improved stability. Additionally, they improved the build process and updated homepage content and links. Further, the user made changes to the build process and configuration files.
notesweb-basedmusicmusic-playerplayer
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