Persistent Systems Software Engineer interview experience

No offer

Medium

Negative

BengaluruPosted Aug 2025 · Candidate report, summarized by Dataford

After a recruiter call that basically walked through my resume, I moved into a technical interview that was very SQL and data-platform oriented.

The first thing I noticed was how specific the topics were: window functions, joins, and aggregations showed up alongside questions about data modeling, including star vs. snowflake schema thinking.

The coding portion wasn’t the main point; instead, I was pushed to talk through ELT pipeline design. I had to cover dbt concepts like macros, incremental models, and schema tests, and the discussion also included Snowflake features such as streams, tasks, and clustering keys. Even when the questions were framed as problem-solving, the real goal felt like making my approach map cleanly to how

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