Remote Data Analyst / Scientist

Description:

• Seeking a Data Scientist to transition marketing decisions from classic ROAS to predicted ROAS.
• Focus on building and developing a predictive LTV system for traffic acquisition, channel scaling, and budget planning.

Requirements:

• 3+ years of experience in Data Science or analytics with predictive models.
• Strong proficiency in Python (pandas, scikit-learn, LightGBM) and SQL.
• Fundamental knowledge in statistics and ML: model validation, quality metrics selection, uncertainty assessment.
• Experience in deploying models: reproducibility, versioning, retraining, and monitoring.
• Ability to translate models into decision-making tools and explain results to non-technical stakeholders.
• Bonus: Experience with subscription and payment data, incrementality experiments, BigQuery, and dbt.

Benefits:

• Real ownership of models that directly influence marketing budget investments.
• Focused role on model quality and development without distractions from technical setups or BI reporting.
• Direct visibility of impact from work results.
• Remote-first work environment with optional office presence in Warsaw and Kyiv.
• 18 days off per year and 3 fully paid sick leave days, plus unlimited sick leave with 70% compensation.
• Regular performance reviews for transparent development and recognition of results.
• Full support for Ukrainian FOP.