I had the OA, which was four questions. The interesting part was that each question had a separate time limit, rather than the typical one hour total for all four questions.
The first question was some basic string manipulation. I don't remember the second question. The third question was some implementation stuff. The fourth question is algorithmic.
The following metrics were computed from 101 interview experiences for the Robinhood Software Engineer role.
Robinhood's interview process for their Software Engineer roles is extremely selective, failing the vast majority of engineers.
Candidates reported having mixed feelings for Robinhood's Software Engineer interview process.