Refinery89 is looking for an experienced and execution-focused Senior Product Manager to lead the strategy and development of our core advertising technology platform. This is a highly technical product role working directly alongside engineering, data, and commercial teams to shape the future of publisher monetisation across European markets.
If you are passionate about programmatic advertising infrastructure, enjoy working close to engineering teams, and want to build products that directly impact publisher revenue performance, we would love to hear from you.
Work embedded within engineering squads in an agile environment, participating directly in standups, sprint planning, retrospectives, and technical discussions.
Drive experimentation initiatives focused on improving yield, fill rate, latency, viewability, and overall publisher revenue performance.
Partner closely with data science teams to define, monitor, and interpret monetisation KPIs and platform performance metrics.




Collaborate closely with commercial and publisher success teams to gather market feedback and align roadmap priorities with publisher needs.
A Product Manager with 5+ years of experience, including at least 3 years within an ad-tech company such as an SSP, DSP, ad network, publisher platform, or CMP.
js), ad serving, inventory management, and auction mechanics.
Working knowledge of SQL and experience using data to support product decisions is a plus.
Fluent English is required. Spanish is a strong plus.
Immediate start.
Work From Home policy with up to 40 remote working days per year or Hybrid Model.
Private health care with a top Spanish insurance company.
Be part of an experienced team of international professionals and a Dutch workplace culture where transparency, efficiency, ownership, and direct communication are highly valued.
An environment where product, engineering, and commercial teams work closely together and everyone has the freedom to contribute ideas and challenge assumptions.

📌 Manager - Product Manager (Madrid)
🏢 Refinery89
📍 Madrid