I collaborated with Michał Kosecki on UX and e-commerce projects, where he defined ambitious quality goals and precise business requirements.

His relentless pursuit of excellence was evident in how he reviewed our deliverables as a client

: he approved only those variants that A/B analyses proved genuinely moved the needle on key KPIs.

Michał’s perfectionism and steadfast adherence to high standards pushed the team to raise the bar continuously, and his data-driven decision-making ensured that business choices were made quickly and confidently. I wholeheartedly recommend Michał to any organization seeking a partner who brings strategic vision, unwavering commitment, and uncompromising execution to every project.