1 answer published. Last candidate submission on Aug 20 2026, 12:56pm PDT. Interview question asked to Software Engineers interviewing at CarMax, Guidewire Software, Bidroom and other companies. Original question asked: Detail the machine learning pipelines where the backend filters thousands of potential posts for a single user. Question last reported by a candidate interviewing at Robinhood for a Software Engineer interview on Aug 24 2026, 4:45am PDT.