1 answer published. Last candidate submission on Apr 8 2026, 10:13am PDT. Interview question asked to Engineering Managers, Software Engineers, Machine Learning Engineers and other roles interviewing at Careem, Apple, Twitter and other companies. Original question asked: Design a recommendation system for an e-commerce website.. Question last reported by a candidate interviewing at Waymo for a Production Engineering Manager interview on Jul 1 2026, 1:10am PDT.