Hudson River Trading Algorithm Developer interview questions

Automated screening of mainly coding challenges, followed by 2 rounds of virtual interviews. One was highly stats based and the other was a coding interview. Took about 3 weeks total

They do not appear to be seeking candidates from disadvantaged backgrounds. Instead, their preference seems to be for individuals from affluent or elite backgrounds. Even candidates who answer all questions correctly in technical rounds are rejected, despite the technical questions being very-very basic. This suggests that the hiring decision is not driven by skill or technical competence.