The coding challenge about the estimated time of arrival
Data Scientist Senior Interview Questions
3,383 data scientist senior interview questions shared by candidates
tell me about yourself only this
Technical Case study on Ad revenue
Basic questions about my leadership style and management skills. Wanted to learn about why I wanted to leave my current organization,
The interview included a case study focused on a specific operational challenge at DoorDash. I was asked to analyze the problem, identify key drivers, and provide actionable insights.
Tech screen was 4 moderately complex SQL queries (30 min) and a product feature case study (30 min)
Business: How would you approach reducing order cancellations?
SQL: Write query to find order cancellation rate by day
increase delivery range how to determine the minimum detectable effect? urban vs rural? if the math tells us 2 days sample size is enough, will you only run experiment for 2 days?
4 SQL questions + Product Case Study
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