Delivery Hero

(Senior) Manager Data Science - Ranking (f/m/d)

Delivery Hero

July 20, 2021


Want to be a Hero? - Join one of the leading global online food ordering and delivery platforms!
We are looking for a (Senior) Data Science Manager, Ranking(f/m/d) to help us deliver an amazing customer experience in more than 45 countries. Join this team to help us predict not only what our customers want, but when they want it and where. You would be a key contributor to our customers having a personalised experience in our app and delivering recommendations to millions of customers each day.
You're a Data Science leader who can lead a multidisciplinary team of Data Scientists, Machine Learning Engineers and Data Engineers to build scalable solutions.

Your mission:


  • Build a strong multidisciplinary team of Data Scientists, Machine Learning Engineers and Data Engineers

  • Understand our diverse datasets and find interesting patterns in it to drive amazing customer experiences.

  • Setup the team for success by creating a long term vision, a mid term strategy and several short term roadmaps towards some of the most complex and interesting data problems.

  • Work cross-functionally with engineering, data science and product to develop best practices and execute against a multi-year roadmap

  • Build a scalable, world class recommendation and ranking system for our customers.

  • Lead the multi skilled team of data scientists, data engineers and api engineers to take your models to production at a rapid pace.

  • Setup offline and online model training and monitoring architecture.

  • Build batch and streaming data pipelines and apis that serve recommendations to over 86 million customers.

  • Collaborate with other teams in and outside the tribe to provide the best customer experiences for our customers.

  • Develop new data products from conception to operationalization.

  • Help defining data needs to further improve existing projects, to support data engineering and tech teams in planning their roadmap

  • Contribute and make an impact in a global, fast-moving tech organization


Heroic Skills:


  • You have at least 6 years of experience in applying methods from machine learning, operations research and/or statistics to real-world datasets.

  • You are capable of managing complex projects with multiple stakeholders and ideally have a successful track record of 2 years in managing Data Science teams.

  • You are a strong communicator and are able to filter down requirements coming from many stakeholders to the ones that make an MVP. Ability to convert a fuzzy business problem into a data science problem.

  • Before starting to work on a use-case, you carefully challenge existing assumptions and care a lot about clean data

  • Fluency in Python and familiarity with its scientific stack such as numpy, pandas, scikit learn, matplotlib, pytorch, keras.

  • You can write maintainable code and know how to make your code run in a container so it becomes easily reusable for others.

  • Great communication skills and ability to influence beyond the team

  • Fluency in English.


Nice to have:


  • You know basics about A/B testing and are able to discern signal from noise when it comes to estimating the effect of new models.

  • You know how to work with Big Data and are fluent in SQL.

  • Experience of having solved a similar problem in the food or ecommerce domain will be highly desirable

  • Experience of building large scale recommendation and ranking systems is an added advantage.


Why Delivery Hero?


  • Exchange ideas and meet colleagues from different teams in our active guilds and through our global tech & product community.

  • We offer visa & relocation support globally to our permanent employees.

  • Enjoy our free online yoga classes and a subsidized Urban Sports Club or Gympass membership.

  • Take care of your mental and emotional well-being with our free Headspace subscription and unlimited access to our confidential Employee Assistance Program.

  • Participate in our health campaigns such as seasonal flu vaccines.

  • Benefit from subsidised products e.g. BVG ticket, meal vouchers, fruit or vegetable box or our bike rental program

  • We support child care needs where we partner with an external service to support tasks such as Kita search and application, Au Pair or childminder search

  • Join the global market leader and a publicly listed company with a competitive remuneration package.

  • Develop your skills with your personal educational budget for conferences and external trainings.

  • Access our e-learning platform MyAcademy and participate in our various inhouse trainings, including German learning options.

  • Save responsibly with our attractive corporate pension options.

  • Join company parties, team, cultural and sports events - due to the current situation on a virtual basis.

  • And much more…

Have we caught your attention? If you are looking for an environment where our company DNA is defined by our values and People Leadership Principles, please send us your CV.
We’re looking forward to your application!
About us:
Learn more about our diverse stack and what our teams are working on by visiting our Tech & Product blog and our Tech Talk Youtube channel.
Delivery Hero is building the next generation global on-demand delivery platform. We have grown rapidly from inception in 2011 to become one of the leading global online food ordering and delivery platforms and are now innovating and creating new services such as groceries, pharmacies, and other convenience articles in multiple markets.
Our awesome international team already operates in 40+ countries worldwide and we are looking for the most talented people to join us on our mission to ‘always deliver an amazing experience.
At Delivery Hero, we believe diversity and representation is key to creating not only an exciting product, but also an amazing customer and employee experience. Fostering this starts with hiring - therefore we do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, or any other aspect that makes you, you.