I applied through an employee referral. The process took 2 weeks. I interviewed at MongoDB (Austin, TX) in Nov 2022
Interview
They are really mindful when it comes to setting up interviews, communicating and providing feedback. The HR was very responsive during the process as well. This was one of the best interview experiences I had.
Interview questions [1]
Question 1
I had signed an NDA, so I cannot disclose the exact questions. However, I had to use HashMap, LinkedList, Array for most of the questions and MessageQueue for the System Design.
Interviewer had a particular solution in mind that took a different approach from my own. My solution was algorithmically correct but not one that they were familiar with and preferred a non-closed form solution.
Interview questions [1]
Question 1
API design question with some standard library usage required.
I applied through a recruiter. I interviewed at MongoDB
Interview
Process was: Recruiter screening, Phone Screen, 5 Virtual Onsite. The whole process took a long time. I loved each interviewer, they were really friendly, nice and passionate with their work. The interview questions were unique and on the harder side but well organized.
I applied online. The process took 3 weeks. I interviewed at MongoDB in Oct 2025
Interview
Recruiter phone interview, a technical screen, then multiple technical interview rounds. I've gone through non-concurrent programming, concurrent programming, algorithms and the design one; didn't make it to the behaviorial and final interviews,
The process is well explained, and I have even got feedback afterwards.
Interview questions [2]
Question 1
Concurrent interview: design a concurrent expriring queue