Had an HR round and then a technical round where we talked about projects and then a case study. The issue is that the case study is a tough problem that they are dealing with; that is, something they have a whole team dedicated to and have been thinking about for months to years. Yet you are supposed to solve it in just a few minutes! So it really is not a fair assessment but that's how all tech interviews are today. One thing was the interviewer kept interrupting and didn't let me finish so I just figured he was trying to drive me toward to a set of exploratory questions on the case study. I did answer every question but got turned down.
Director Data Science Interview Questions
453 director data science interview questions shared by candidates
I received an email with a take-home assessment. The email stated that the assignment will be submitted within 48 hrs of the email received and asked the results to be sent within 2-3 days. The result never comes till 14 days pass. They don't care about giving the feedback until multiple follow up and when I followed up multiple times and they have multiple excuses. It seems like the services-based company interview process for me, is not a start-up. Seems like all the values and discussion happened at the initial stage went into the box after seeing their interview process.
A/B testing and how you validate it.
1. Based on a table definition query the COUNT per category. Easy! 2. Based on a table definition query the max number of accepted friendship request by user under a specific timeframe. Easy! 3. Based on a business case about how to increase engagement in the mobile app propose a set of KPI’s to monitor and what data to use.
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Questions about my previous work experience and skills.
How would you grow your data scientists?
There were questions about my skills and past experiences. Most of discussions were deep dives on ways to improve the search algorithm.
The questions were not data science questions. The first was an analytics problem about sales data. The second was a data engineering question. Based on the job description, I expected data science questions.
They asked me about a hypothetical everyday client request and how I would handle it.
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