ServiceNow vs Yelp Interview Questions
ServiceNow lists 71 LeetCode interview questions while Yelp lists 27. They share 9 problems — 13% of ServiceNow's bank and 33% of Yelp's. Focus on the overlap first, then drill into 62 ServiceNow-only and 18 Yelp-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 9 overlapping problems first. These are the highest-yield questions for candidates interviewing at both ServiceNow and Yelp.
Step 2 — Company-specific depth: Add ServiceNow-specific problems like LRU Cache, Number of Distinct Roll Sequences, Lexicographically Smallest String After Operations With Constraint and Yelp-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Yelp skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
9 Shared Questions
High-priority problems to practice for both ServiceNow and Yelp.
| Problem | Difficulty |
|---|---|
| Longest Substring Without Repeating Characters | Medium |
| String Compression | Medium |
| Two Sum | Easy |
| Group Anagrams | Medium |
| Merge Intervals | Medium |
| Reverse Linked List | Easy |
| Top K Frequent Elements | Medium |
| Reverse Words in a String | Medium |
| Word Ladder | Hard |
Unique to ServiceNow (62)
Problems in ServiceNow's list that do not appear at Yelp.
Unique to Yelp (18)
Problems in Yelp's list that do not appear at ServiceNow.
Frequently Asked Questions
How many LeetCode questions do ServiceNow and Yelp share?
ServiceNow and Yelp share 9 LeetCode interview questions. 62 problems appear only in ServiceNow's list and 18 appear only in Yelp's list.
What topics overlap most between ServiceNow and Yelp?
The most common shared topics between ServiceNow and Yelp are Hash Table (5 shared questions), String (5 shared questions), Array (4 shared questions), Sorting (3 shared questions), Two Pointers (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: ServiceNow or Yelp?
ServiceNow has 7 Easy, 51 Medium, and 13 Hard questions. Yelp has 7 Easy, 15 Medium, and 5 Hard questions. Yelp has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both ServiceNow and Yelp?
Start with the 9 shared problems since they cover what both companies ask most often. Then add 20 ServiceNow-specific and 18 Yelp-specific questions to round out your prep.