Senior Data Scientist

We’re looking for a Senior Data Scientist based in Berlin to work on complex demand forecasting and inventory optimisation problems in grocery retail.

Location: Berlin, Germany

Workload: Full-time

English: C1

Tech stack

Python, SQL, GCP (BigQuery, Cloud Run, Vertex AI), Cloud Composer, Airflow, Git, CI/CD, Claude Code, Cursor

What you’ll work on

• Probabilistic and distributional demand forecasting
• Inventory simulations and ordering policies under uncertainty
• Model monitoring, validation and backtesting
• Large, messy real-world datasets
• Production-grade data science solutions

What we’re looking for

• Strong experience in demand forecasting and inventory optimisation
• Operations Research / inventory simulation experience, including ordering under uncertainty and newsvendor-type problems
• Experience with quantile regression, gradient-boosted models and distributional forecasting
• Strong understanding of time-based validation and backtesting
• Production-level Python and SQL
• Ideally, an MSc or PhD in a quantitative field

Nice to have

🇫🇷 French or 🇩🇪 German would be a big advantage.

If you’re interested or know someone who could be a strong fit, please DM me.

Skills

• Python
• SQL
• GCP
• BigQuery
• Cloud Run
• Vertex AI
• Cloud Composer
• Airflow
• Git
• CI/CD
• Claude Code
• Cursor