Mario Bäumer is a Senior Outsourcing Manager at Vodafone, a position they have held since 2024. Prior to this, they worked at Vodafone West GmbH as the Gruppenleiter Telesales Inbound Winback & Stay from 2022 to 2024. Earlier in their career, they were a Teamleiter Retention Inbound at Unitymedia, where they progressed through various roles, including Stellvertretender Teamleiter and Telefonischer Kundenberater, between 2014 and 2015.
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