onsite
Senior Data Scientist - Josef WITT GmbH
Data Scientist
Lead advanced analytics projects, develop predictive models and data pipelines, and translate business problems into scalable machine‑learning solutions using Python, SQL and cloud services.
About the role
Key Responsibilities
- Design, develop, and deploy end‑to‑end machine‑learning models to solve complex business problems.
- Build and maintain robust data pipelines and feature stores using SQL and cloud platforms.
- Collaborate with product, engineering, and business stakeholders to define analytical requirements and deliver actionable insights.
- Perform statistical analysis, A/B testing, and model validation to ensure performance and reliability.
- Mentor junior data scientists and promote best practices in code quality, reproducibility, and documentation.
Requirements
- 5+ years of professional experience in data science or a related field.
- Proficiency in Python (pandas, scikit‑learn, TensorFlow/PyTorch) and strong SQL querying skills.
- Solid foundation in statistics, experimental design, and machine‑learning algorithms.
- Hands‑on experience with cloud services (AWS, GCP, or Azure) for model training and deployment.
- Excellent problem‑solving abilities and communication skills to convey technical concepts to non‑technical audiences.
Skills
pythonmachine learningsqlaws