1 answer published. Last candidate submission on Jul 20 2026, 7:39am PDT. Interview question asked to Machine Learning Engineers, ML Engineering Managers, Production Engineers and other roles interviewing at VMware, Mapbox, BlackLine and other companies. Original question asked: Design a system for managing a distributed load balancer.. Question last reported by a candidate interviewing at Lockheed Martin for a ML Engineering Manager interview on Sep 3 2026, 6:51pm PDT.