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OpenAI Software Engineer Interview Guide

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United StatesOnsite22 days ago
OpenAI

Software Engineer Interview Experience

OpenAI·Entry Level / L3
Result
Rejected
Interview date
6 months ago
Timespan
1 day
Difficulty
Moderate

Interview process

It was two back to back phone interview. In the first interview, it was debugging the problems in sharded matmul with communications, and make sure the training loss converges. For the second interview, it was implementing a memory allocator in OS. You need to define the data structures and everything by yourself.

  • Phone interview

Interview tips

Work more on the ML basics like NN fwd and fwd loop. For system interviews, prepare for operating systems basic, etc.

Company culture

It's a general interview process, no team culture, but interviewers look busy. They are actively typing while Im working on the problem.

Questions asked

Specific questions asked

ML Coding: sharded matmul debugging

Memory allocator

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