Janine Sievert is currently the Director of Sales Strategy at DEFINE MEDIA GMBH, a position they have held since 2023. Previously, Janine served as the Director of Crossplatform Strategy & Sales at Vibrant Media from 2019 to 2023, and as the Head of Agency Sales at Nielsen II. Additionally, Janine was a Senior Account Director at GroundTruth from 2018 to 2019.
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