EPAM | Data Engineer Interview Experience | 4 YoE



Round 1: Technical (AWS Data Engineering and Spark)

βœ… Introduction

πŸ“ Tell me about yourself and any recent projects you have been a part of.

πŸ“ Questions related to your projects.

βœ… Technical Questions

πŸ“ How would you fetch data from an API, and how would you build a pipeline to process it using AWS services like Lambda, API Gateway, and S3?

πŸ“ How would you migrate data from an on-premises SQL database to AWS?

πŸ“ How does the AWS Glue service connect to an on-premises SQL Server to extract data?

πŸ“ How would you create a pipeline in AWS Data Pipeline to copy only recently modified files from S3 buckets to an output bucket in the same S3?

βœ… Scenario-Based Questions

πŸ“ Explain how you would implement partitioning and bucketing in Spark for data stored in S3 to optimize query performance.

πŸ“ How would you design a data pipeline for near real-time data ingestion and processing from various sources (e.g., S3, Kinesis) to Redshift using Spark?

πŸ“ Describe how you would use AWS Glue for orchestration and scheduling of Spark jobs.

πŸ“ How do you handle incremental updates in a data lake architecture using AWS services and Spark?

πŸ“ What is your approach to monitoring and logging Spark jobs in AWS, and how do you track performance issues?

βœ… AWS Service-Specific Questions

πŸ“Scenario-based questions related to AWS Data Pipeline, Glue, or Lambda.

Round 2: Team Fitment and Company Understanding (15 Minutes)

βœ… Company Knowledge

πŸ“ What do you know about EPAM?

βœ… Team Fitment

πŸ“ Questions to assess your compatibility with the team and work culture.

βœ… Reason for Change

πŸ“ What is your reason for seeking a job change?

Round 3: HR Interview

βœ… Experience and Projects

πŸ“ Discuss your experience and recent projects.

πŸ“ Resume-specific questions related to your skills and achievements.

βœ… Role Expectations and Fit

πŸ“ What are you expecting in your next job role?

πŸ“ How soon can you join the company, and what is your preferred location?