Campaigning, implementation, and optimization of retail media advertising campaigns onsite (e.g., SPA, SBA, PDA), offsite (DSP, Search, etc.) and instore (e.g., instore TV), Ensuring campaign targets and increasing campaign revenue, Create meaningful insights based on campaign and market data to make our clients successful, Develop and execute optimization strategies for campaigns of existing clients, Develop media strategy and media plan proposals, Utilize reporting data to identify opportunities for upselling, Work directly with agencies and industry partners and support our national and international sales teams, Preparing and showing presentations for internal and external meetings, (Further) development of central operations tools, processes and structures, Further development of our products together with product, Setup, implementation and management of creative services and other content, Onboarding, training and technical support of our customers for self-service products (especially for marketplace customers)