Senior Data Scientist (Consumer, Global Search)

We are on the lookout for a Senior Data Scientist to join the Consumer Global Search tribe on our journey to always deliver amazing experiences.

At Delivery Hero youll shape the global consumer experience for millions of users. Your work will have a direct impact on how we attract and retain customers creating data-driven personalized interactions that keep them coming back. As part of our Consumer Team youll enhance customer satisfaction and drive global growth and profitability through innovative projects.  Watch this short video series to hear from the Consumer team and get a behind-the-scenes look at what its like working in this vertical at Delivery Hero.

in our Global Search tribe we provide cutting-edge Search services (Query understanding Retrieval Ranking) across all our platforms impacting millions of customers worldwide. Our search functionality spans more than 60 countries and 35 languages facilitating over 80 million searches daily across four continents. 

If you are passionate about leveraging machine learning and artificial intelligence to enhance user experience and drive innovation we want you on our team in the heart of Berlin!

In this role you will: 

• Develop and Optimize Search Algorithms: Youll research develop and optimize advanced machine learning algorithms to improve our search experience. This includes enhancing query understanding semantic search spell correction ranking LLM based ontologies and evaluating search results at scale all with the goal of providing our users with the most relevant and tailored search experiences.

• Collaborate Across Teams: Work as part of a global cross-functional team collaborating closely with product managers analysts backend engineers and data engineers to drive end-to-end solutions. Your partnership will be crucial in translating business challenges into impactful data science projects that solve our customers problems and meet our OKRs.

• Extract Actionable Insights: Analyze and interpret large complex datasets to uncover meaningful insights into search relevance challenges. Youll effectively communicate these findings to stakeholders influencing strategy and product direction across different brands and platforms.

• Experiment and Lead Innovation: Identify and apply the best machine learning and statistical methods to solve complex problems. Youll take full ownership of the data science lifecycle from ideation to production ensuring solutions are scalable and effective. Youll also identify and leverage emerging trends in Search and AI and contribute to the research roadmap of the team to accelerate innovation and integrate novel research findings into production systems.

• Master Ambiguity: Take a leading role in tackling ambiguous business problems. You will translate these challenges into well-defined data science roadmaps with clear objectives and confidently navigate uncertainty to deliver tangible results.

Qualifications :

Your heroic skills:

• Experience: Masters degree (or Bachelors with 6 years of work experience) in a quantitative field such as Computer Science Mathematics Physics or similar. 4 years of experience as a data scientist with at least 2 years in the Search Domain (Query understanding retrieval ranking & personalization or related fields)

• Technical Expertise: Proficiency in SQL and Python and its ML ecosystem is essential as well as working with Cloud environments (ex. GCP or AWS). Good knowledge of best practices in software engineering with Python and experience deploying and running ML models in production. Deep understanding of MLOps principles and tools (e.g. MLFlow and Metaflow) and experience working with large-scale data-pipelines.

• Search Machine Learning Knowledge: A strong understanding and hands-on experience of machine learning and AI solution in the context of search (e.g. learning-to-rank semantic search NER LLMs ) as well as a good good overview of ML and statistical methods including Classical ML Deep Learning. You should be able to discern the most suitable approach for different problems and be a quick curious learner who can adapt to new domains.

• Problem-Solving  & Agility: Youre comfortable with ambiguity and are adept at navigating it to define clear data science problems and solutions. Your strong analytical and problem-solving skills are focused on delivering practical and scalable solutions in a fast-paced environment.

• Collaborative Spirit: Demonstrated experience working effectively in global cross-functional teams. You have excellent communication skills with the ability to articulate complex ideas influence stakeholders at all levels and have been leading shared projects and owning goals. Youre open-minded and eager to learn from and mentor more  junior scientists.

Additional Information :

Ensuring you and all our Heroes are looked after happy and healthy is always on the menu. Because if youre in good shape then were in good shape.

• Make the most of our hybrid working model and join the team for face-to-face connection and collaboration in our beautiful Berlin campus 2 days a week

• We offer 27 days holiday with an extra day on 2nd and 3rd year of service

• We will support you in developing yourself and your career growth opportunities: 1.000 Educational Budget Language Courses Parental Support and access to the Udemy Business platform to explore a variety of online courses.

• Get moving and release those wonderful mind-boosting endorphins: Health Checkups Meditation Yoga Gym & Bicycle Subsidy

• Cash. Dough. Cheddar. Whatever you call it well help you with it: Employee Share Purchase Plan Sabbatical Bank  Public Transportation Ticket Discount Life & Accident Insurance Corporate Pension Plan

• The power of getting together over some food is unrivaled. Here are a few ways to help you do that. All the yum: Digital Meal Vouchers Food Vouchers Corporate Discounts. Courses.

We believe diversity and inclusion are 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 racial identities religious beliefs color national origin gender identities or expressions sexual orientations age marital or disability statuses or any other aspect that makes you you. We encourage you to let us know if you need any accommodations or specific accessibility support to ensure a smooth interview experiencejust include it in your application. Youre welcome to share your pronouns (he/she/they) right from the start so we can address you respectfully from our first contact.

Remote Work :

No

Employment Type :

Full-time