I applied online. The process took 3 months. I interviewed at MongoDB (Sydney) in Jun 2022
Interview
Interviewed for storage engines team Sydney, everyone was really nice. Questions weren't too hard, people were super helpful. Applied a bit too late so spots were already filled up. Backend based questions, talked about projects, lots of time complexity based questions.
Interview questions [1]
Question 1
What does this class do?
Think of an algorithm that can do the same thing but faster time complexity and constant space
Tell me about a project you've worked on
First had a phone call with a recruiter, then a technical assessment through a third party (with a person, not one of those websites), and then a three hour interview with three members of the team. Two of the three hour segments were coding, and the other was a behavioral.
I applied online. The process took 1 week. I interviewed at MongoDB (New York, NY) in Mar 2026
Interview
1. HR Call discussing the opportunity
2. Karat interview to solve as many leetcode as possible
3. Three interviews in 3 hours including a leetcode round, a behavioral round, and a Object-Oriented round.
* Initial screening calling with a recruiter and then a 1 hour technical interview call using Karat with a pair coding set up using a plain text editor not an IDE
Interview questions [1]
Question 1
Half System Design based questions and half technical