About Dennis
German
Native or bilingual
English
Fluent
Russian
Basic
Experience
- TchiboData Science In.June 2025 - January 2026 (7 months)• • Entwicklung von End-to-End ML-Pipelines für Demand & Cost/Margin Forecasting• • Automatisiertes Training & Inference via Docker & CI/CD• • Monitoring und Modellversionierung im produktionsnahen Setup
- Koenigs Investment SIAData Engineer/AnalystJanuary 2025 - April 2026 (1 year and 3 months)- Built and maintained data pipelines for processing logistics and supply chain data (ETL/ELT)- Designed and optimized databases (SQL, data modeling)- Integrated data from multiple sources (e.g., SAP, APIs, internal systems)- Automated reporting and data workflows- Ensured data quality and monitored data processes- Collaborated with business teams to support data-driven decisions
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