Product Manager Engagement - Sparteo H/F

About Sparteo

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

Our Team

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.

Achievements

• 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

Our Working Principles

• 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.

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Your Job: Product Manager Engagement

As the Product Manager Engagement, you will be responsible for defining and implementing the optimization of the end‑user advertising & CMP experiences on our core solutions. You will work at the intersection of Product, Design, and Data to maximize performances while preserving user experience.

Responsibilities

• Strategy & Optimization – Define an ambitious 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 tests to validate hypotheses. Focus 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 Viously 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.

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Your Profile

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 – Mastery of key AdTech KPIs (CTR, Engagement, Bounce Rate, VTR) and ability to turn data into actionable product insights.
• Creative Mindset – Ability to think outside the box, strong sensitivity to design and visual aesthetics.
• Problem Solver – Strong ability to analyze complex problems and propose efficient solutions.
• Communication – Excellent communication skills and a team‑player attitude to align technical and business stakeholders.
• Tech Savvy – Familiarity with XML, display technologies, or video player environments is a strong plus.
• Strategic Thinker – An “AI‑native” reflex; you excel at deconstructing business complexity into flawless operational blueprints and design structured documentation and logic flows that allow intelligent systems to execute our vision with precision.

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Mindset to Share Our Adventure

• You want to make an impact and move things forward collectively. Hearing phrases like “Yes, but we’ve been doing it this way for years…” makes your hair stand on end.
• You solve problems pragmatically and analytically.
• You thrive in a fast‑moving environment where your agility is an asset; the 80‑20 (Pareto) principle holds no secrets for you.
• Your ability to listen encourages you to challenge and improve yourself on an ongoing basis.

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Benefits & Work Environment

• Dynamic Remote Culture – Flexible work environment that adapts to your lifestyle; contribute from home or our urban offices in Paris, Lille, or London.
• Close‑knit Team – Collaboration, innovation, and mutual support drive collective success.
• Vibrant Social Events – Regular gatherings and company events that foster community and celebrate milestones.
• Rapid Growth – Experience the excitement of working with a company in rapid expansion mode, impacting the advertising technology landscape across Europe and beyond.
• Tailored Support – Career development support including training programs, career check‑ins with HR, internal mobility opportunities, and performance feedback sessions (quarterly or semi‑annually).
• RTT Days – Additional rest days (RTT) provided based on position and tenure.
• Comprehensive Health & Pension Plans – Robust health benefits ensuring you and your family are covered.
• Additional Perks – Benefit from the Swile card for meals.

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Recruitment Process

1. Discussions about your driving forces, your ambitions, and our will be held with a member of our Talent Acquisition team.
2. Analytical and business logic tests.
3. Discussions with one or more members of the Sparteo team, including your future manager.
4. Taking up references.

Our recruitment process is mainly conducted by videoconference; however, certain stages may require a face‑to‑face meeting.

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How to Apply

Ready to join Team Sparteo? Send us your CV and continue the recruitment process!