Location
Berlin, Berlin, Germany
Posted
June 01, 2026
Job Description
As Senior Data Engineer, you will own one of our most business-critical data assets: the system that links customer identities across our businesses and powers better decisions in marketing, CRM, reporting, and analytics. You will join our Business Intelligence & Data Engineering team and work closely with Data Engineers and Business Analysts to build reliable, scalable, and trustworthy customer identity data.
YOUR MISSION
- Own the end-to-end pipeline that creates the unified customer_uuid across Books & Media and Fashion
- Maintain and evolve our customer identity master data with a strong focus on accuracy, reliability, and production quality
- Improve our probabilistic identity resolution model and make matching decisions measurable, transparent, and explainable
- Build scalable and cost-efficient data pipelines across BigQuery, GCS, and Cloud Run Jobs
- Introduce diagnostics, monitoring, and structured validation for...