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# Expert Data Scientist - Customer & Decision Intelligence

- **Company:** MediaMarktSaturn Retail Group
- **Location:** Ingolstadt, Germany
- **Contract:** Permanent contract
- **Skills:** Artificial Intelligence, BigQuery, Computer Programming, Python (Programming Language), Machine Learning, Recommender Systems, Tensorflow, Retail Software, SQL Databases, Unstructured Data, Google Cloud, Pytorch, Large Language Models, Generative AI, Scikit Learn, Information Technology, Xgboost, Machine Learning Operations, Data Pipelines
- **Published:** August 22, 2026
- **Apply:** https://www.careerjet.de/jobad/de2c4c6b41b68a61e29c0fbdba37ff8724

## About the Role

* Master's or PhD in Computer Science, Data Science, Statistics, Mathematics, Artificial Intelligence, Operations Research, or a related quantitative field.
 * Proven experience developing, deploying, and optimizing recommendation systems, ranking algorithms, personalization engines, customer intelligence solutions or large-scale predictive models.
 * Strong experience in e-commerce, marketplaces, digital products, media and retail technology or customer-facing AI systems
 * Excellent programming skills in Python and SQL, with experience processing large-scale structured and unstructured datasets.
 * Hands-on experience with Google Cloud Platform (GCP), including BigQuery, Vertex AI, and modern MLOps practices.
 * Experience with machine learning frameworks such as scikit-learn, XGBoost, LightGBM, TensorFlow, or PyTorch.
 * Familiarity with Generative AI, LLMs, embeddings, and recommendation systems is a strong advantage.
 * Strong analytical and problem-solving skills with the ability to translate business needs into AI solutions.
 * Excellent communication and stakeholder management skills, with the ability to explain complex concepts to both technical and business audiences.
 * A collaborative mindset, curiosity, and a passion for leveraging data and AI to create measurable business impacts.

## Description

* Deliver measurable commercial impact through personalization, customer intelligence, and decision intelligence
 * Contribute to building decision intelligence and customer intelligence roadmap by applying advanced ML driving optimized business impact
 * Build predictive, prescriptive, and optimization models to improve business performance and operational efficiency.
 * Develop recommendation systems, forecasting models, customer segmentation, demand prediction, inventory optimization, and other AI-powered retail solutions.
 * Collaborate with Data Engineers and ML Engineers to build scalable data pipelines, feature stores, and production-ready ML solutions using Google Cloud Platform (BigQuery, Vertex AI).
 * Evaluate, monitor, and continuously improve model performance while ensuring business value.


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