1 answer published. Last candidate submission on Jun 25 2026, 8:39am PDT. Interview question asked to Production Engineers, ML Engineering Managers, Production Engineering Managers and other roles interviewing at Optimizely, Scribd, Bloomberg and other companies. Original question asked: Design a system for real-time fraud detection in financial transactions.. Question last reported by a candidate interviewing at Red Hat for a Site Reliability Engineering Manager interview on Aug 14 2026, 1:36pm PDT.