Product Manager Engagement

Headquarters: Paris, France Sparteo is an independent suite of AI-powered advertising technologies built on sustainable, sovereign infrastructure. Since 2018, we’ve been reshaping programmatic advertising to make it faster, more transparent, and more profitable by building the most direct path between publishers and advertisers. But we don't stop here: wherever attention lives, on the web, in apps, on CTV, and beyond, our mission is to monetize audiences , across every device. Our data-driven tech delivers 30% higher revenues for our clients on average than traditional solutions. Our Solutions: → Actirise: the display tech designed for performance → FastCMP: the consent management platform specifically designed for business purposes → Meetscale: the most advanced SSP for Publishers and Ad Networks → Viously: the ultimate all-in-one video tech solution → Voxeus: the audio distribution and monetization technology Behind Sparteo’s growth is a team of 100+ talents across 11 countries, united by a shared ambition to redefine the future of digital advertising. Our dedication has placed Sparteo among the most dynamic tech players in Europe: FT1000 ranking – Among the fastest-growing European companies in 2024 & 2025 The Europas – Featured in the list of 100 hottest startups Pixalate Ranking – #1 Web SSP in France with our Actirise solution, overtaking Google AdExchange These milestones are just the result. What truly sets us apart is how we work: at Sparteo, we don’t settle, we act. We are Drivers, not passengers: We take the wheel and own our results. We are data-obsessed : Facts guide us, not assumptions, not egos. We think as one : Collective goals come before personal wins. We trade off : We simplify, prioritize, and go for high-impact results. We solve problems : We own challenges and turn ideas into action. We say what we do : Radical transparency is how we grow, no fluff, no hiding Discover our journey, products, and culture on our website Your Job As the Product Manager Engagement , you will be responsible for defining and implementing the optimization strategy for our four core solutions: Actirize, Meetscale, Viewsly, and FastCMP . You will work at the intersection of Product, Design, and Data to maximize performance while preserving user experience. To specify Strategy & Optimization: Define the roadmap for ad format optimization. Analyze the performance of existing formats to identify areas for improvement and design/prototype innovative new formats. A/B Testing & Analysis: Lead rigorous A/B testing campaigns to validate hypotheses. Your focus will be on optimizing CTR, User Engagement, and Bounce Rate, ensuring a positive global impact on the domain. Native Advertising: Manage native advertising strategies by transforming XML feeds into high-performing, visually appealing display creatives. Visual & UX Enhancement: Optimize the visual rendering of our Viewsly video player and the in-player ad experience. Compliance & UX: collaborate with Product Owners and the Legal department to optimize FastCMP (Consent Management Platform), balancing compliance with user acceptance. Cross-Functional Collaboration: Work closely with Technical teams for implementation and Sales teams to align product capabilities with market needs. Market Watch: Stay ahead of the curve by monitoring the latest trends and technologies in online advertising and AdTech. Your profile for this job We are looking for a data-driven and creative problem solver who understands that a pixel-perfect ad can make the difference between a bounce and a conversion. Experience: Proven experience in ad format optimization, UX optimization, or a similar Product Management role with a strong focus on A/B testing. Analytical Skills: You have a mastery of key AdTech KPIs (CTR, Engagement, Bounce Rate, VTR) and can turn data into actionable product insights. Creative Mindset: You are capable of thinking outside the box to explore alternative solutions. You have a strong sensit