Glassdoor users rated their interview experience at Blue Nile as 100% positive with a difficulty rating score of 2 out of 5 (where 5 is the highest level of difficulty). Candidates interviewing for NIL Labs and rated their interviews as the hardest, whereas interviews for NIL Labs and roles were rated as the easiest.
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There were 3-4 rounds of interviews + an assignment. Overall the team seemed passionate and have worked at the company for many years. The company culture appeared to be innovative, collaborative and data driven.
Initial call with recruiter started off with overview of my background then moved onto a series of data science-related questions, mostly conceptual. Covered areas like A/B testing, modeling, SQL, etc.
Interview questions [1]
Question 1
What is the bias variance tradeoff? What's the difference between different types of SQL joins?
The process took 3 weeks. I interviewed at Blue Nile (New York, NY) in Oct 2024
Interview
The first interview was with the Internal Recruiter via a phone call acting as a screening call.
Next followed an annual strategy task which was to be presented to the CMO.
I was told shortly after investing the time and effort to put together their marketing strategy for the upcoming year that the role was no longer being funded! Very sneaky.
Interview questions [1]
Question 1
Please put together a strategy to help me do a better job