Onsite

Architecture Walkthrough Then Build on Top of It

Palo Alto NetworksSoftware Engineer · Onsite · Sep 2025

Interview process Introduced ourselves to each other Asked about resume details A simple algorithm warm-up question System design based on the team's existing architecture Q&A for the interviewer Algorithm question: 226. Invert Binary Tree Wrote it on the whiteboard and did a dry run. System design This team is similar to an ML Infra team — the ML team provides a bunch of models, wraps them into…

Shared by a candidate · reported Sep 2025. Interview formats change; use it as a guide, not a script.