Data Scientist

• Practical experience in personalization, including building recommendation systems, user segmentation, and predictive models focused on user behavior.
• Portfolio of personalization projects is a strong advantage.
• Relevant education in Data Science, Computer Science, Mathematics, or Econometrics.
• Minimum 3 years of experience as a Data Scientist.
• Strong knowledge of machine learning and its business applications.
• Proficiency in Python and libraries such as Pandas, NumPy, Scikit-learn, Statsmodels, TensorFlow/PyTorch.
• Experience working with large datasets.
• Knowledge of PySpark, relational databases, and cloud platforms (Azure, GCP, AWS, Snowflake, Databricks).
• Ability to write clean, modular code.
• Fluent in Polish and English.

Nice to have:

• Experience with CI/CD in data science projects.
• Familiarity with Kedro.
• Knowledge of CLI tools (bash, zsh).

• Designing and developing user personalization including recommendation systems and scoring solutions to enhance communication and user experience.
• Collaborating with business teams to translate product requirements into data science solutions.
• Building machine learning and generative AI models that influence marketing and product strategies.
• Analyzing large datasets, formulating hypotheses, and drawing conclusions.
• Presenting results clearly to non-technical audiences.
• Managing projects end-to-end from problem understanding, prototyping, deployment, to monitoring.

Only candidates fluent in Polish and English are considered.