In the technical round, they asked about the project mentioned in my resume. Approach obstacles, then ask about the Palantir workshop application and SQL (window & inner join) questions. questions were more focused towards credit fraud capturing (logics).
- SQL exercises - Pyspark exercises - A conversation with the manager about your data engineering experience
data engineering and project experiences
Windows OS internals related Communication between components, Existing projects
Difference between DDL and DML
Why did you leave your last employer? What kind of team are you looking for?
sql queries, hbase hotspotting, emp queries,avro,csv,pqrquete file format, Hive partitioning etc. all basic expected questions . Google 100 top big data questions, you will find everything.
Given a code sample and some output with errors in it find where the errors are in the code and how to fix them.
What is the difference between ETL and ELT?
Data system design question dealing with batch and stream processing.
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