RejectedOnsite

Three Back-to-Back Onsite Rounds, Rejected the Next Day

RobinhoodSoftware Engineer · Onsite · Oct 2026

10/6: back-to-back 3 rounds. 1st: project deep dive. 2nd: system design, a job scheduler. 100,000 job definitions, 10,000 concurrent job runs, all cron jobs, no immediate run, at-least-once guarantee. I get the feeling the interviewers also prepare from stuff they find online. I followed a popular online breakdown of this problem and added a schedule entity, and the interviewer questioned why it…

Shared by a candidate · reported Oct 2026. Interview formats change; use it as a guide, not a script.