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Senior Product Manager (Big Data Team)

OpenX
Kraków, Polandfull_timeVerifiedPosted 18 Aug 2025

About the role

Company at a GlanceOpenX is focused on unleashing the full economic potential of digital media companies. We do this by making digital advertising markets and technologies that are designed to deliver optimal value to publishers and advertisers on every ad served across all screens.
At OpenX, we have built a team that is uniquely experienced in designing and operating high-scale ad marketplaces, and we are constantly on the lookout for thoughtful, creative executors who are as fascinated as we are about finding new ways to apply a blend of market design, technical innovation, operational excellence, and empathetic partner service to the frontiers of digital advertising.
We are looking for a Senior Product Manager for OpenX’s Big Data team in Krakow, Poland. He or she will own the creation and maintenance of the product backlog, define requirements, track KPIs, and lead every aspect of the product development lifecycle. Critical to success in this role will be building and maintaining communication loops between local engineering teams, customers, stakeholders, marketing, project management, and commercial teams across time zones.
The ideal candidate is a person who takes ownership, dives deep into topics, and thinks independently. Lastly, this person knows how to succeed in a startup environment and is always willing to roll up their sleeves to get the job done.
This role is marked as "hybrid" as we would like you to come to the office once a week when the team is meeting in person.  

What we offer:

  • Employment contract (19 550 - 21 850 PLN gross/monthly) OR B2B (156 - 175 PLN net/hourly)
  • Working with the newest technologies such as Cloud Computing (GCP)
  • Challenges at work that are difficult to find anywhere else!
  • Solving important problems in a scale
  • Joining a company that is growing and scaling
  • Flexible working hours

Key Responsibilities:

  • Take ownership of a product development roadmap for OpenX’s ad exchange data features.
  • Manage products throughout its life cycle.
  • Defining experiments to validate the POCs of business problem solutions.
  • Establish metrics to measure effectiveness and drive improvements.
  • Building relationships with clients, stakeholders, and other teams.
  • Building consensus and driving execution.
  • Stay abreast of market trends to identify opportunities for improvement and incorporate new product features on an ongoing basis.
  • Providing source data for product marketing communication by defining communication objectives.
  • Providing information for management by preparing short-term and long-term product plans, reports and analyses; answering questions and requests.
  • Maintaining a product and market knowledge base, contributing to the creation of training materials.

Required Qualifications:

  • 7 + years of Product Management experience in advertising or related industry.  
  • Analytic or technical background with a proven ability to work in high-scale data environments.
  • Experience with SQL
  • Experience with BI tools  
  • Experience in a fast-paced agile development environment.  
  • Proven ability to deliver high impact product functionality to stakeholder teams.  Understanding of relevant issues in ad quality, data and user privacy.  
  • Experience in advertising technology with a broad understanding from publisher through advertiser client’s needs - nice to have
  • Experience with external partner management and delivering on contractual agreements.    

Our benefits (on employment contract):

  • Annual performance bonus
  • Tax-deductible system due to copyright protection: 75%
  • Private health care for you and your family (covered by OpenX)
  • Private life and travel insurance
  • MultiKafeteria program 
  • Training: access to the LinkedIn learning platform and Tech workshops 
  • Holiday Allowance
  • Pension scheme (PPK from PZU)
  • Additional paid day off 
  • Free parking lot 
  • Access to peer to peer recognition platform
  • Monthly work-from-home allowance and one-time payment when you join us to help you set up your home office
  • We celebrate team members' important personal milestones (vouchers, gifts)
OpenX VALUESOur five company values form a solid bedrock serving to define us as a group and guide the company. Our values remind us that how we do things often matters as much as what we do.
WE ARE ONEWe are one team. There are no exceptions. We are a group of strong and diverse individuals unified by a shared mission. We embrace challenges and win together as a team. We respect and care about our colleagues and cultivate an inclusive culture
WE ARE CUSTOMER CENTRICWe innovate on behalf of our customers. We un

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OpenX

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