Your question is Design a Batch ETL Pipeline. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
Design a batch ETL pipeline to get data from MongoDB to Redshift.
Asked in the Onsite system design (Staff DE) stage. Candidate's paraphrase of the system design prompt.
Focus on how you would move data reliably, handle incremental loads and backfills, and keep the warehouse consistent as MongoDB schemas evolve.