Yahoo vs Zenefits Interview Questions
Yahoo lists 34 LeetCode interview questions while Zenefits lists 21. They share 4 problems — 12% of Yahoo's bank and 19% of Zenefits's. Focus on the overlap first, then drill into 30 Yahoo-only and 17 Zenefits-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 4 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Yahoo and Zenefits.
Step 2 — Company-specific depth: Add Yahoo-specific problems like Two Sum, Maximum Depth of Binary Tree, Contains Duplicate and Zenefits-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Zenefits skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
4 Shared Questions
High-priority problems to practice for both Yahoo and Zenefits.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Reverse Linked List | Easy |
| Median of Two Sorted Arrays | Hard |
| Valid Parentheses | Easy |
Unique to Yahoo (30)
Problems in Yahoo's list that do not appear at Zenefits.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Maximum Depth of Binary Tree | Easy |
| Contains Duplicate | Easy |
| Serialize and Deserialize Binary Tree | Hard |
| Largest Palindrome Product | Hard |
| Roman to Integer | Easy |
| Word Break | Medium |
| Linked List Cycle | Easy |
| Matrix Cells in Distance Order | Easy |
| Non-decreasing Subsequences | Medium |
| Maximum Distance in Arrays | Medium |
| Binary Number with Alternating Bits | Easy |
Unique to Zenefits (17)
Problems in Zenefits's list that do not appear at Yahoo.
| Problem | Difficulty |
|---|---|
| Graph Valid Tree | Medium |
| Number of Islands | Medium |
| Course Schedule | Medium |
| Course Schedule II | Medium |
| Generate Parentheses | Medium |
| Min Stack | Medium |
| Majority Element II | Medium |
| Excel Sheet Column Title | Easy |
| Majority Element | Easy |
| Trapping Rain Water | Hard |
| Convert Sorted List to Binary Search Tree | Medium |
| Sliding Window Maximum | Hard |
Frequently Asked Questions
How many LeetCode questions do Yahoo and Zenefits share?
Yahoo and Zenefits share 4 LeetCode interview questions. 30 problems appear only in Yahoo's list and 17 appear only in Zenefits's list.
What topics overlap most between Yahoo and Zenefits?
The most common shared topics between Yahoo and Zenefits are Linked List (2 shared questions), Hash Table (1 shared questions), Design (1 shared questions), Doubly-Linked List (1 shared questions), Recursion (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Yahoo or Zenefits?
Yahoo has 11 Easy, 20 Medium, and 3 Hard questions. Zenefits has 5 Easy, 11 Medium, and 5 Hard questions. Zenefits has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Yahoo and Zenefits?
Start with the 4 shared problems since they cover what both companies ask most often. Then add 20 Yahoo-specific and 17 Zenefits-specific questions to round out your prep.