Roman Gavuliak
Head Of Data Science And Customer Engagement
Slovakia
Summary
👤
Senior🎓
Top SchoolRoman Gavuliak is a Data & AI leader with a PhD in Statistics and nine years of experience building data products that drive measurable business outcomes. Currently Head of Data Science and Customer Engagement at O2 Slovakia, he leads cross-functional teams spanning personalized campaigns, customer insights, and data monetization to transform analytics into customer loyalty and revenue. He has scaled and managed multidisciplinary teams at Adverity and Panoramic, led generative AI strategy for LLM-driven data pipelines, and regularly consults and mentors across industry and media. An organizer and community builder—co-founder of MeasureCamp Bratislava and founder of the country’s largest data meetup—he blends research rigor with product-focused delivery. Notably, he has operationalized analytics for high-stakes domains from online subscriptions to Hollywood marketing, turning complex data into productionized, outcome-oriented solutions.
10 years of coding experience
13 years of employment as a software developer
Doctor of Philosophy (PhD) Quantitative methods in Economics (Statistics), Doctor of Philosophy (PhD) Quantitative methods in Economics (Statistics) at Ekonomická univerzita v Bratislave
French, German
Github Skills (12)
prediction-model10
numba8
econometrics8
python7
hyperparameter-optimization6
cuda6
parallel6
llvm6
ai5
machine-learning5
compiler5
numpy4
Programming languages (2)
Github contributions (5)
remp2020/pythia-tools
Aug 2018 - Apr 2021
Tools to aggregate data collected with REMP Beam, generate and use prediction model and expose the results via API
Contributions:463 commits in 2 years 8 months
prediction-model
banalytics/banalytics.github.io
Aug 2016 - Mar 2018
Contributions:19 pushes, 1 branch in 1 year 7 months
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