Cepal Hellas Financial Services S.A.

Data Scientist

• The Senior Data Scientist is responsible for the development and deployment of predictive models, transforming complex data into scalable, high-impact analytical solutions.
• Minimum 4 years of hands-on experience in Data Science, ΑΙ, Machine Learning or Advanced Analytics.
• Proven experience designing and implementing end-to-end data science solutions for complex business problems.
• Demonstrated experience taking solutions from proof of concept to production, including testing, packaging, deployment, monitoring and continuous improvement.
• Strong hands-on programming experience in Python, including object-oriented programming, modular code design, exception handling, logging, unit testing and development of reusable, maintainable and production-ready solutions.
• Hands-on experience with Databricks, Apache Spark and PySpark for large-scale data processing, analytics and development of scalable solutions.
• Experience with Git-based development, version control, code reviews, CI/CD practices, model deployment, monitoring and lifecycle management.
• Advanced knowledge of SQL and experience working with large and complex datasets, including data extraction, transformation, validation and query optimization.
• Familiarity with AWS cloud environments and services supporting data storage, processing and application integration will be considered an advantage.
• Strong knowledge of machine learning and data science libraries, including pandas, NumPy, scikit-learn and MLflow.