EY
Ernst & Young Global Limited, a multinational professional services partnership.
4 Rounds
~21 Days
Medium
The Interview Loop
Recruiter Screen (30 min)
Standard fit check, behavioral questions, and resume overview.
Technical Loop (3-4 Rounds)
Deep dive into domain knowledge, coding, and system design.
Interview Question Bank
Data Engineer
•
Technical
•
medium
What is Delta Lake? Explain how it achieves ACID transactions on top of cloud object storage.
#Delta Lake
#ACID
#Data Lakehouse
Data Engineer
•
Technical
•
easy
Explain the Parquet file format. Why is it preferred over CSV or JSON in big data processing pipelines?
#File Formats
#Performance
Difficulty Radar
Based on recent AI-sourced data.
Meet Your Interviewers
The "Standard" Interviewer
Senior EngineerFocuses on core competencies, system constraints, and clear communication.
SimulateUnwritten Rules
Think Out Loud
Always explain your thought process before writing code or drawing architecture.