Design Dropbox. Design a distrubuted NoSQL. Coding in circular buffer and readN and a bunch of others
Principal Data Engineer Interview Questions
10,166 principal data engineer interview questions shared by candidates
They wanted to know about my background, experience in this domain, what I could bring to the team that special, and how I'd perform in front of senior executives/C-suite.
In a case where you have to update 200 million records at a time, how do you limit any row-locking errors?
How have you overcome objections in the past to advice that you knew was best practice?
Have you ever been in a situation where you took over supervising a colleague?
Behaviour questions. Past experience. Languages and technology I used in the past.
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array traversal
- design LRU - change it to count based MRU - how does redis do it for distributed cache - balanced binary tree - how to design a sudoku solver
What 2 things from your background will allow you to be successful in this role?
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