Palo Alto Networks

SRE Engineer Interview Experience - United States

December 12, 2022

Positive ExperienceNo Offer

Process

Interviewed with the hiring manager at PAN, and we talked about the responsibilities of an SRE. The interview was not very technical. The hiring manager decided to move me to the next stage for a technical interview. If I pass that, another technical interview will follow.

Questions

How do you push application updates to hundreds of nodes? How do you handle adding and removing new nodes?

Interview Statistics

The following metrics were computed from 2 interview experiences for the Palo Alto Networks SRE Engineer role in United States.

Success Rate

Pass Rate

Palo Alto Networks's interview process for their SRE Engineer roles in the United States is extremely selective, failing the vast majority of engineers.

Experience Rating

Positive50%

Neutral50%

Negative0%

Candidates reported having very good feelings for Palo Alto Networks's SRE Engineer interview process in United States.

Palo Alto Networks Interview Questions

Longest Common Prefix

Easy

Find the longest string that is a prefix of all strings in a given array. If no common prefix exists, return an empty string.

ArraysStrings

LRU Cache

Medium

Design a data structure that acts as a Least Recently Used (LRU) cache. Implement methods to get and put key-value pairs, evicting the least recently used entry when the cache is full.

Linked ListsArraysDynamic Programming

Find the Longest Equal Subarray

Medium

Given an array and a maximum allowed difference, find the longest subarray where the most frequent element appears at least the same number of times as all other elements combined. You can change elements by at most the allowed difference amount to achieve this.

ArraysTwo PointersSliding Windows