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(Senior) Data Scientist Analytics (m/w/d)

Köln, NORDRHEIN_WESTFALEN💼 Full-time🗓 2026-08-11 → 2026-09-26

Core

Developing advanced analytics and AI products to optimize decision-making processes and enhance the shopping experience for millions of customers in the German grocery retail sector.

Role type

Senior Data Scientist (Analytics & AI)

Builds

End-to-end ML pipelines for forecasting, classification, recommendation, and scoring; analytical products for supply chain, logistics, marketing, and customer service.

Domain

Grocery retail / Advanced Analytics / Artificial Intelligence

Deliverable

production ML models | product features

Required skills

Python, SQL, scikit-learn, pandas, Matplotlib, Jupyter, Apache Spark, GCP/BigQuery, Snowflake, Hadoop, Git, CI/CD, Kubernetes

Preferred skills

Master's degree in Data Science/Analytics/Statistics/Computer Science, experience with cloud environments, professional software development practices

Responsibilities

Lead advanced analytics projects to optimize business decisions; manage end-to-end development and production of complex ML models; handle data management across structured and unstructured data sources; collaborate with cross-functional teams to translate data into business insights; mentor junior colleagues and establish best practices.

Seniority

Senior, hands-on IC with mentorship responsibilities

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