I applied online. I interviewed at OneThree Biotech (New York, NY) in Sep 2020
Interview
A standard phone screen assessing general personal fit and technical background, followed by a take-home that was supposed to take 4 hours but took me at least 30 and a subsequent rejection.
Interview questions [1]
Question 1
Code up a modification to a common classifier following pseudocode in a paper, without using sci-kit learn.
First there was a 30 minute Zoom covering my background, a few short technical ML questions and time for me to ask questions;
Within a week I was asked to complete a technical challenge that was supposed to take 4 hours. It took me two weeks!
Interview questions [1]
Question 1
take home problem that asked to code a standard ML algorithm from scratch in python (no scikit-learn) and then modify it according to a research paper that only had pseudo-code