Katalin Sum

Katalin Sum has extensive experience in customer service and online marketing, having worked in various roles across multiple industries. Key positions include Online Marketing Manager at DENIOS and DENIOS HU since May 2018, where responsibilities involve managing websites and content marketing. Previous roles include serving as a waitress with cash handling responsibilities at several cafes and restaurants, as well as holding positions in retail and administrative support, including a technical assistant role at Hitachi Power Europe GmbH. Katalin Sum holds a Bachelor’s degree in international relations and social sciences from Hochschule Nyíregháza, along with an Abitur and specialized training in logistics.