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Marketing Data Scientist

Posted 28 Apr 2026
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Work experience
2 to 5 years
Full-time / part-time
Full-time
Job function
Degree level
Required languages
English (Fluent)
Polish (Fluent)

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Just Eat Takeaway.com is a leading global online delivery platform focused on empowering everyday convenience. Within the Marketing Science & Measurement team, this role focuses on optimizing investment across digital channels like Google Ads, Meta, and TikTok.

About this role

You will lead the technical execution of data science projects that analysts identify but require deeper expertise to build.

Your primary goal is to deliver high-quality models that solve specific marketing challenges, such as forecasting and real-time bidding. By providing this technical layer, you help the team answer complex questions with modern and advanced data science applications.

These are some of the key components to the position:

  • Build and maintain models to improve the accuracy of attribution and conversion modeling.
  • Develop and deploy bidding algorithms to optimize performance across digital marketing channels.
  • Execute semantic analysis on large-scale marketing data to identify trends in ad copy, customer behavior or supply portfolio.
  • Partner with analysts to translate business problems into statistical models or machine learning applications.
  • Create interactive dashboards and visualizations to communicate model performance, campaign insights, and key business metrics to stakeholders across the department.
  • Build compelling presentations that translate complex analytical findings into clear, actionable recommendations for leadership and cross-functional teams.
  • Collaborate with the wider data community to ensure models align with global data infrastructure standards.
  • Help one another succeed by reviewing analysts' code and mentoring them on advanced data science techniques.

What will you bring to the team?

  • Advanced proficiency in Python, including experience with libraries like Pandas, Scikit-learn, and NumPy.
  • Strong foundations in statistics, specifically for hypothesis testing and validating model performance.
  • Experience putting ML models into production environments, ideally using Google Cloud Platform or Vertex AI.
  • Ability to write complex SQL queries to extract and transform data within BigQuery or similar data warehouses.
  • Experience building dashboards with Tableau / PowerBI.
  • Commitment to achieving goals by taking ownership of the end-to-end model development lifecycle.
  • Drive for excellence by staying updated on the latest research in bidding algorithms and ML.
  • Understanding of digital marketing metrics and how bidding mechanics work in real-time auctions.

Our teams work across an international environment and support one another to succeed in a dynamic setting.

Hier bij Takeaway.com hebben we de afgelopen jaren een enorme groei doorgemaakt sinds onze lancering in 2000! We bereiken intussen klanten in maar liefst 11 landen - van Nederland tot Polen. We zijn hét toonaangevende online eten-bestelplatform in continentaal Europa en Israël. En we blijven altijd in beweging... Van geavanceerde technologie tot creatieve content en alles daartussenin. We zijn van alle markten thuis en zijn enorm trots op onze sociale cultuur en focus op persoonlijke groei.

IT
Amsterdam
Active in 11 countries
300 employees
50% men - 50% women
Average age is 32 years