Denis — Lead Product Designer

Denis — Lead Product DesignerI make complex products feel obvious. 13 years of experience, based in Warsaw.Case studies

Fixing a product that lost its way — a B2B mortgage simulator brokers had abandoned for Excel, split into a fast in-meeting Advisory flow and a Fulfillment flow for lender submission.

Making complex products simple — an electric-car marketplace redesigned around first-time buyers who didn't yet speak EV.

Making client research adaptive — Questy, an AI discovery tool built 0-1 as a founder: research that asks follow-up questions and ends in a client brief.

Notes

Can design change the decision?

When the ticket costs more than the fix

A Figma file shouldn't need a guided tour

Design needs a harness too

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