SQL·8 min read·
EPAM Data Engineer Interview Questions & Answers (2026)
Practice the 38 most asked data engineering questions at EPAM. Covers Behavioral, SQL, Cloud/Tools and more.
Why EPAM Tests These Questions
EPAM is known for rigorous data engineering interviews that focus on practical, production-level knowledge. With 38 questions in our vault, the most common category is SQL (14 questions).
Difficulty breakdown: 15 easy, 10 medium, 13 hard. Expect system design and optimization questions at senior levels.
Top 5 Most Asked Questions at EPAM
- **Q1**: What are your salary expectations for this role?
- **Q2**: Where do you see yourself in your career five years from now?
- **Q3**: Briefly introduce yourself and walk us through your journey as a Data Engineer so far.
- **Q4**: Can you explain the difference between OLTP and OLAP?
- **Q5**: Explain the concept of ACID properties in the context of databases.
Category Breakdown for EPAM Interviews
- **SQL**: 14 questions
- **Cloud/Tools**: 7 questions
- **General/Other**: 7 questions
- **Behavioral**: 5 questions
- **Spark/Big Data**: 3 questions
- **System Design/Architecture**: 2 questions
How to Prepare
Focus on SQL questions first, as they dominate EPAM's interview pattern. Practice the top-frequency questions below, then move to adjacent categories. For senior roles, expect 1-2 system design rounds.
Practice These Questions
easyWhat are your salary expectations for this role?→easyWhere do you see yourself in your career five years from now?→hardBriefly introduce yourself and walk us through your journey as a Data Engineer so far.→mediumCan you explain the difference between OLTP and OLAP?→easyExplain the concept of ACID properties in the context of databases.→
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