Grzegorz Seweryn — Junior UX Researcher & Product Designer
Portfolio of Grzegorz Seweryn, Junior UX Researcher & Product Designer based in Kraków, Poland. Grounding product decisions in empirical research, cognitive modeling (KLM-GOMS), and intentional interface craft.
Selected UX Research & Case Studies
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Portfolio Desk — Quantitative Loan Interface Optimization
KLM-GOMS predictive modeling demonstrating a 65% reduction in analyst task execution time.
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Kraków Touristification — City-Scale Mixed-Methods Study
Convergent mixed-methods study combining 446 survey respondents and 10 in-depth qualitative interviews.