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(Senio) Data Scientist - Personalized Marketing in Berlin


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Job Description

You will join the team responsible for the data and AI driven future of Zalando's marketing activities. We build Europe’s smartest Machine Learning system for best-in-class marketing execution throughout all paid marketing platforms.


  • Take our marketing to the next level by matching the right customer with the right advertisement on a large scale fully driven by technology and AI
  • Create a holistic system of integrated machine learning algorithms to predict campaign success and optimize ROI of our >100m€ annual ad budget
  • Create highly personalised marketing campaigns for example using deep learning for image mining and recommender systems
  • Leverage 1000+ Zalando data sources, APIs from 100+ other Zalando tech teams and ad platform APIs such as Google and Facebook


  • M.Sc or PhD (or comparative experience) in Statistics, Computer Science, Mathematics or other similar quantitative field
  • Deep understanding of Machine Learning methods and/or Statistical Modeling, applied in a commercial context. Eagerness to broaden your area of expertise
  • Experience with bringing Machine Learning models into production and fluency in Python
  • Skills in querying, analysis, and clustering of data and knowledge of how to set up monitoring and data quality assurance


  • Culture of trust, empowerment and constructive feedback, open source commitment, meetups, game nights, 70+ internal technical and fun guilds, knowledge sharing through tech talks, internal tech academy and blogs, product demos, parties & events
  • Competitive salary, employee share shop, 40% Zalando shopping discount, discounts from external partners, centrally located offices, public transport discounts, municipality services, great IT equipment, flexible working times, additional holidays and volunteering time off, free beverages and fruits, diverse sports and health offerings
  • Extensive onboarding, mentoring and personal development opportunities and an international team of experts
  • Relocation assistance for internationals, PME family service and parent & child rooms* (*available in select locations)

We celebrate diversity and are committed to building teams that represent a variety of backgrounds, perspectives and skills. All employment is decided on the basis of qualifications, merit and business need.


Zalando is Europe’s leading online platform for fashion, connecting customers, brands and partners across 17 markets. We drive digital solutions for fashion, logistics, advertising and research, bringing head-to-toe fashion to more than 23 million active customers through diverse skill-sets, interests and languages our teams choose to use.

Personalized Marketing is a passionate and agile team. With all roles and tech in one unit we act like a startup while scaling big. We have full ownership to allocate over 10M€ marketing budget per developer/scientist every year.

In agile cross functional teams with engineers and marketing experts your models go live and scale fast. For this we run our own dedicated state-of-the-art AI tech stack (see “Rules of Play”) and at the same time enjoy access to thousands of Zalando internal APIs and data sets.

Never walk alone. Boost your expertise through our Data Science guild, and collaboration with other Machine Learning teams across Zalando.

Please note that all applications must be completed in English using the online form - we do not accept applications via e-mail.


About Zalando

  • Ecommerce

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