6 answers published. Last candidate submission on Jul 30 2026, 10:44am PDT. Interview question asked to Product Managers interviewing at Roofstock, Bounce, Farfetch and other companies. Original question asked: Describe the change you proposed to the architecture or data structure.. Question last reported by a candidate interviewing at Arista Networks for a Product Manager interview on Jun 23 2026, 8:45am PDT.