Dariusz Knopiński has graduated from Poznań University of Economics. He earned the title of Master of Arts in Computer Science and Econometrics on Economics Department. He worked as an SAP consultant (controlling modules), as an analyst of technical and business solutions for banking in Accenture’s Warsaw office. Thereafter he joined Allegro Group to Marketplace business unit running Allegro Trading Platform in Central and Eastern Europe. He started as a Product Manager, where he ideated and later lead to release first fully electronic installment product and was Allegro Platform’s first Scrum Product Owner. Next he managed whole Product Managers team developing Allegro Platform’s functionalities, when Product Owners team taking part in one of the largest operation of scrum implementation in Poland and CEE. Currently he manages Sellers’ Product and Functionalities Area where he leads a team of 10+ fully qualified Scrum Product Owners with their scrum development teams. Darek is responsible for complete products and functionalities development from ideas to deployment according to Platform’s strategic priorities and goals. He specializies in business and functional development of high scale transactional platforms developed in agile environments (Kanban, Scrum) and is devoted to Metrics Driven Design and conversion funnels. He is Blackblot Certified Product Manager and Professional Scrum Product Owner (scrum.org).