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Principal Applied Scientist (m/w/d)

Employer
Zalando
Location
Berlin
Closing date
21 Feb 2022

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Function
Operations
Level
Manager

Job Details

As a Principal Applied Scientist, you will develop and improve real-time recommendation engines for our Sponsored Product and Campaign advertisements.

Every time a customer searches for products on Zalando, a bidding request is sent to our system in real-time. The system aggregates relevant data points, evaluates thousands of candidate ads with our machine learning models, and decides what product to show where - all within 10-30 ms. Every second, we score tens of thousands of ad contents

In this position, you will lead our optimization effort that combines high-load low-latency Engineering, Machine Learning and auction theory. The technical scope covers Large Scale Bayesian Inference, Incrementality Modelling, Deep Learning, Large Scale Online Experimentations, Auction Design and so on. In the future we expect to add Image Processing/Generation and Natural Language Processing to the mix.
WHERE YOUR EXPERTISE IS NEEDED
  • Improve our real-time recommender system, using data like cross-device graph, user history, browsing history, customer preference, various metadata, images and embeddings of items and contents etc.
  • Improve the pace of innovation and experimentation by improving our approach to optimization
  • Collaborate with brilliant Product Managers, Data Scientists, Engineers and Analysts across Zalando to create positive customer impact together
  • Help define our team's objective. Continuously improve the self-organization of the team.
  • Mentor and grow junior and mid-level members of the team
WHAT WE’RE LOOKING FOR
  • At least one peer reviewed publications in relevant fields like ad optimization, recommendation, information retrieval, machine learning is required (please include it in your application)
  • At least 5 years of experience in optimizing business metrics through automated algorithms (recommendation engines, information retrieval, pricing etc.)
  • Good understanding of the theory behind Machine Learning methods, as well as knowledge of best practices in productionalizing them in a real-time systems
  • Experience with large volumes of sparse categorical data, linear models, Python is a strong plus, but not required
  • Outcome-obsessed, pragmatic scientist who is relentlessly focused on creating positive customer impact
PERKS AT WORK
  • 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 only 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.
ABOUT ZALANDO
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 42+ million active customers through diverse skill-sets, interests and languages our teams choose to use.

Within Zalando Marketing Services (ZMS), you will work with many autonomous teams that live up to the standards of software craftsmanship, ownership and excellence. Along with our guiding set of principles we entrust you and your team to shape the future of Zalando.

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

Company

Zalando is Europe’s leading online platform for fashion and lifestyle. Founded in Berlin in 2008, we bring head-to-toe fashion to 35 million active customers in 17 markets, offering clothing, footwear, accessories and beauty from over 3,000 international brands.

Our platform is a one-stop fashion destination for inspiration, innovation and interaction. As Europe’s most fashionable tech company, we work hard to find digital solutions for every aspect of the fashion journey: for our customers, partners and every valuable player in the Zalando story.

Our goal is to become the starting point for fashion. We focus on the fashion industry and therefore operate in a variety of business areas.

  • Fashion Store
    Zalando online shops are tailored to local customers’ needs in 17 different European markets. The range extends from renowned global brands and fast fashion to local brands and is supplemented by our private labels.
     
  • Offprice
    The Offprice business of Zalando serves the sale of previous season’s assortments. As part of a shopping club, the Zalando Lounge offers registered members exclusive sales campaigns at discounted prices.
     
  • Zalando's Private Labels
    Zalando’s private label assortment includes shoes, clothing and accessories for women, men and children. With a total of six private labels, Zalando creates its own products, covering the entire value chain from design to sales.
     
  • Zalon
    Zalon is our style advice service, via which customers can consult and get inspiration from selected stylists regarding individualized purchases.
     
  • Zalando Marketing Services
    The entirety of Zalando’s expertise and scope is bundled in Zalando Marketing Services, which now offers personalized marketing solutions for our brand partners.
     
  • Zalando Fulfilment Solutions
    Zalando makes its own logistics capabilities available to external partners, so they do not have to be concerned with infrastructure issues but can concentrate fully on their core competence in the fashion business.
     
  • Zalando Partner Services
    Zalando helps other players in the industry to be successful in the digital world. For example, by connecting warehouse stocks with multiple retailers, by digitizing processes involved in fashion wholesale and by integrating offline businesses into our Zalando platform.


With a strong workforce of around 14,000 employees of over 130 different nationalities, Zalando unites diverse people, capabilities and concepts. Consolidating our effort and ideas scales our impact as an innovator in Fashion, Technology, Digital Marketing and Logistics Operations.

Company info
Website
Telephone
+49 (0)30 2759 4693
Location
Zalando SE
Valeska-Gert-Straße 5
Berlin
Germany
10243
Germany

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