Describe a system you have worked on with a diagram
Senior Data Engineer Interview Questions
2,552 senior data engineer interview questions shared by candidates
SQL, Python, AWS, Database, Performance Tuning
Tell us about your experience
A couple of SQL questions, Python questions, Airflow questions, and questions related to past and current projects.
What tools and tech i use
Covered mostly in GCP Bigquery, Spark and Big Data
How would you organise the storage/processing of PIIs in a data-mesh context?
SQL Query Writing: **TABLE A** Columns: Col1 col2 Col3 Data: 1 ABCD 987 1 CDER 234 1 MBCV 444 1 VCXDF 345 **TABLE B** Columns: Col1 col4 Col5 Data: 1 cd 123 1 VG 876 1 XX 456 1 CC 765 Task: Implement Inner join, Left Outer join and Full outer join and provide the number of output records for each type of join?
Tell me about yourself and your projects. Also, what tech stack you are using in day to day work?
Spark optimization, Basic DSA like palindrome, SQL codes, Project related question.
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