I applied online. I interviewed at MongoDB (Baltimore, MD) in Oct 2022
Interview
I had 30 minutes call with recruiter and moved to the next round which was to do interview with karat Engineer where i had 60 minutes of interview where i was asked --> Few Questions Related to DSA for 10 minutes --> Algorithm(medium) related to array --> Leetcode Hard --> Total Length of interview was 60 minutes
Interview questions [1]
Question 1
--> Everything from Resume --> Few Questions Related to DSA for 10 minutes --> Algorithm(medium) related to array --> Leetcode Hard --> Total Length of interview was 60 minutes
Not bad, there were four technical interview rounds where each round they asked a question regarding coding and explaining my answer. But it was mostly just coding and algorithm and system design questions.
I applied through university. I interviewed at MongoDB (Gurgaon, Haryana) in Jan 2026
Interview
Total 5 rounds highly tiring. First round is phone screen followed by a karat technical round(DSA + CS fundamentals). Then 2 technical rounds about projects, previous experience + more DSA. Finally last HR round.
Interview questions [1]
Question 1
What do you know about MongoDB and its culture ? What do u understand by SQL and No-SQL database and which is beneficial in which case.
I applied online. I interviewed at MongoDB (Dublin, Dublin)
Interview
Recruiter reached out after seeing my CV, and scheduled an initial call. Later got interviewed with Karat which asked leetcode easy/medium questions, which I didn't do so well on due to pressure.
