EPAM India Data Scientist Interview Questions
The questions to prepare for a EPAM India Data Scientist interview. Questions from real interview reports rank first. Updated daily.
Calculate each active RpmGlobal Enterprise Planning user's 30-day rolling average of daily activity.
Calculate three-day rolling passenger entry averages for TfL stations using aggregation and window functions.
Transport for London
The Trade Desk
MercariCompare source and Databricks object counts to identify missing objects and row-count mismatches.
EPAM SystemsIdentify the main pitfalls that can distort A/B test interpretation and explain how to guard against them.
Evaluates your ability to reason about RAG systems and your depth of Python fundamentals.
Assesses your ability to define actionable metrics for recommendation system performance and business impact.
Tests your understanding of power and how it affects experiment sensitivity and decision-making.
Outline the first checks to diagnose a sudden drop in a core product metric, starting with data quality, scope, and decomposition.
Assesses your baseline technical toolset for data science work at EPAM India.
Investigate a 15% engagement decline by decomposing the metric, isolating root causes, and proposing actions.
Sign up to see every question
Create a free account to unlock this list and practice real interview questions.