Marcin Treder is a seasoned technology leader and UX executive with 17+ years shaping product design, design systems, and user experiences across startups and major platforms. As Senior UX Lead and Head of UX at Google Play since 2022, he steers a team of 11 designers and leads UX strategy for four orgs, delivering high-quality experiences for billions of users across diverse devices. He founded Adele, the largest open-source design-systems repository, which attracted around 150k yearly users and was acquired in 2020, showcasing his ability to blend design, frontend and backend development, and community-building. Before Google, he co-founded UXPin, growing it to 100 professionals and guiding it through multiple funding rounds to a private-equity-backed exit in 2020. His academic background includes a BA in Philosophy from the University of Gdansk and an MA in Psychology with distinction from Uniwersytet SWPS, reflecting a broad, evidence-driven approach to product design. Based in San Jose, California, he combines entrepreneurial drive with hands-on engineering and leadership to turn complex UX challenges into scalable, user-centered solutions.
8 years of coding experience
11 years of employment as a software developer
M.A., Psychology, Outstanding. Diploma with a distinction., M.A., Psychology, Outstanding. Diploma with a distinction. at Uniwersytet SWPS
BA, Philosophy, BA, Philosophy at University of Gdansk
Contributions:121 PRs, 242 pushes, 122 branches in 5 months
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Marcin Treder - Senior UX Lead Head Of UX at Google