Key Account Manager Retail Media (m/w/d) Marktplatz Belgien

Manage a portfolio of Marketplace Sellers by developing individual advertising strategies and guiding them from initial concept through campaign execution. Advise clients on Sponsored Ads and Retail Media solutions, create compelling presentations and media plans, and ensure seamless transitions to successful campaign implementation. Analyze performance data, market trends, and seasonal opportunities to derive actionable recommendations and continuously evolve account performance. Build long-term partnerships to strengthen customer retention, increase investment levels, and identify cross-selling and up-selling opportunities. Requires 3–5 years of experience in Key Account Management, Marketplace, or Digital Sales; fluent English required, with German and French advantageous for the Belgium focus.