1 answer published. Last candidate submission on Jul 13 2026, 1:52pm PDT. Interview question asked to Software Engineers interviewing at FINRA, Google, NVIDIA and other companies. Original question asked: Walk me through the encryption and security protocols necessary to handle sensitive PCI data within your microservices. Question last reported by a candidate interviewing at Sprout Social for a Software Engineer interview on Jun 1 2026, 5:51am PDT.