Senior Data Scientist with Prophet, Python

EPAM Systems

📍 Georgia, Kazakhstan, Belarus On-Site ⏳ 1w ago
AI assistant

Job Description

We are seeking a Senior Data Scientist to build data-driven "should-cost" models that estimate what goods and services ought to cost, leveraging time-series and econometric methods to support procurement analytics.

Responsibilities

  • Develop "should-cost" models using time-series and econometric methods
  • Incorporate macroeconomic factors and economic indicators as drivers of cost
  • Model the relationships between commodity prices, spend data, and external economic variables
  • Make model outputs explainable to stakeholders, showing which factors drive each cost estimate
  • Apply time-series cross-validation techniques to ensure model robustness
  • Prevent data leakage and overfitting in time-series models
  • Distinguish between correlation and cointegration, and determine when each applies
  • Select relevant features for time-series and econometric models
  • Work with spend data and commodity price