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Product Owner in Amsterdam


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Job Description

Due to the growth of Massarius we are looking for an analytical and eager to learn Product Owner to rollout products accross our clients. Who has worked with websites and has knowledge of Python and SQL and knows how to use various tools like, Google Suite, MS Office, WordPress, Trello, Jira, basics of scrum.



Massarius is a Publisher Trading Desk. We help Publishers (owners of websites and apps) to sell their advertising space on their website. This space is sold through a programmatic auction, where an advertiser can bid on the available advertising space, and the highest bidding advertiser wins the adspace, also known as Programmatic Trading. Want to read more about what Programmatic Advertsing is? Read this article:

Massarius was founded in 2012, is growing 30%-40% YoY and we pop up in many fast growing lists like FD Gazellen, FinancialTimes1000, NL Top 250 Fastest Growing Companies! Our offices in the center of Amsterdam and Madrid have 15 employees. The sites that we represent are namely, Pathé, Nederland.FM, De Speld, Ajax Showtime, AT5, Periodista Digital, El Español and Delivery Media.


In this role, you will be part of the publishers team which aims to help publishers as much as possible in the programmatic trading of advertising spaces by providing them with sustainable AdTech and BI products. In this role, you are responsible for the technical integrations of new and existing publishers. This includes app advertising, mobile, video and native advertising technologies and advanced data warehousing.

In this role you are an explorer of new technologies and trends and a knowledge centre for the team and our online publishers.

You have a proactive role and will be responsible for:

  • The integration of mobile, video and app advertising systems for all publishers;

  • Development of advanced databases and dashboards;

  • Relationship management with online publishers;

  • Exploring and assessing new functionalities and products.


The ideal candidate has a university level of work and thinking or has a Bachelor degree in a technology subject with a minimum of 2 years of relevant work experience, with a special affinity for science subjects. You are:
  • A problem solver with a feel for technique;

  • You are clear in your written and verbal communication;

  • Being highly analytical is a must;

  • Familiar/experienced with programming, both on web (HTML) and app (SDK);

  • Flexible in solutions, proactive and striving to produce quality work;

  • Uses various tools: Google Suite, MS Office, WordPress, Trello, Jira;

  • Knows the basics of Scrum.

What does Massarius offer you?

Massarius offers you a market-based salary and a diversity of responsibilities. The learning curve you go through is supported by the very experienced professionals on the team. The working atmosphere is open, direct and result-oriented in an informal work environment in the center of the Jordaan.

Interested in sharing your talent with us?

Send your CV with motivation to Bert Jan ten Kate:, call: +31 20 2603020 or apply here:

We're looking forward to meeting you!


About Massarius

  • Fintech

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