I applied through university. I interviewed at SingleStore in Aug 2025
Interview
Asked to open an open source code base and add a functionality. Felt like the interviewer already made up their mind to reject me. Interviewer was dull and unengaging. Very boring. Answered all questions but to no use.
Interview questions [1]
Question 1
Given this open source code base, add a functionality of a keyword
The interview has 3 rounds- 1. standard DSA round, 2. debugging round, 3. behavioural round. Debug round was actually on some C code and had to implement threads. I found the 2nd round very unique
Interview questions [1]
Question 1
DSA Questions, and debugging on a C code based on threads
I applied online. I interviewed at SingleStore (San Francisco, CA)
Interview
Total 3 rounds of interviews, Total 5-6 (1 hour long each). Interviews: The first round was making changes and adding functionality to existing production database code. The second round was 2 interviews of low-level design.
Interview questions [1]
Question 1
Design a Connection Pool with concurrency and pseudo code for it.