Marek Šuppa
Head Of Data
Slovakia
Summary
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RockstarMarek Šuppa is a seasoned data leader with 15 years of engineering experience, currently Head of Data at Slido where he grew the team from 3 to 14 and established Data Engineering, Analytics Engineering, and Data Science functions. He has shepherded ML-enabled features from prototype to production, combining hands-on backend and DevOps skills with product-focused delivery. His open-source contributions span quality-focused work in projects like scikit-learn, IPython, Tectonic and DuckDuckGo, reflecting strengths in testing, refactoring and reliable backend systems. Marek’s practical emphasis on maintainability shows through frequent codebase cleanups, test fixes and automation contributions across diverse languages and domains. Based in Slovakia, he blends a pragmatic engineering mindset with a track record of scaling teams and operationalizing ML in customer-facing products.
15 years of coding experience
English, Slovak, Spanish, German
Github Skills (64)
sorting-algorithms10
markdown10
computer-algebra10
javascript10
pytest10
python10
scripting10
data-science10
wikipedia10
scikit10
css10
testing10
command-line-interface10
machine-learning10
bash10
Programming languages (29)
Github contributions (5)
duckduckgo/zeroclickinfo-spice
Nov 2011 - Mar 2018
DuckDuckGo Instant Answers based on JavaScript (JSON) APIs
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:20 commits, 4 PRs, 9 pushes in 6 years 5 months
Contributions summary:Marek primarily contributed to the `alternative_to` spice within the DuckDuckGo instant answers project. Their work involved developing both front-end (HTML, JavaScript) and back-end (Perl) components for displaying alternative software suggestions. The user implemented the initial functionality for retrieving and presenting alternative software options, improved the regular expression for parsing search queries, and added features for domain availability checks. These changes enhanced the functionality and user experience of the instant answers feature.
javascriptinstant-answersperlduckduckgohandlebars-js
duckduckgo/community-platform
Dec 2011 - Jan 2015
DuckDuckGo Community Platform
Role in this project:Front-end Developer
Front-end DeveloperContributions:15 commits, 1 PR, 1 branch in 3 years 2 months
Contributions summary:Marek primarily focused on front-end development tasks within the DuckDuckGo community platform. Their contributions included implementing placeholder checks, improving CSS for mobile versions, and making comments mobile-friendly. They also worked on integrating the comment system, adding features such as comment expansion and reply functionality, and fixing some graphical issues to improve the user interface. Furthermore, the user modified the create new issue link target.
community-platformduckduckgo
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