PayPal vs Zeta Interview Questions
PayPal lists 105 LeetCode interview questions while Zeta lists 30. They share 6 problems — 6% of PayPal's bank and 20% of Zeta's. Focus on the overlap first, then drill into 99 PayPal-only and 24 Zeta-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 6 overlapping problems first. These are the highest-yield questions for candidates interviewing at both PayPal and Zeta.
Step 2 — Company-specific depth: Add PayPal-specific problems like Zigzag Conversion, Minimum Absolute Difference, Longest Increasing Subsequence and Zeta-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Zeta skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
6 Shared Questions
High-priority problems to practice for both PayPal and Zeta.
| Problem | Difficulty |
|---|---|
| Merge Intervals | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Maximum Subarray | Medium |
| House Robber | Medium |
| Trapping Rain Water | Hard |
| Median of Two Sorted Arrays | Hard |
Unique to PayPal (99)
Problems in PayPal's list that do not appear at Zeta.
Unique to Zeta (24)
Problems in Zeta's list that do not appear at PayPal.
| Problem | Difficulty |
|---|---|
| Apply Operations to Make Two Strings Equal | Medium |
| Split Array Largest Sum | Hard |
| Minimum Window Substring | Hard |
| Capacity To Ship Packages Within D Days | Medium |
| Palindrome Partitioning II | Hard |
| Task Scheduler | Medium |
| Remove Boxes | Hard |
| Next Greater Element II | Medium |
| Reverse Nodes in k-Group | Hard |
| Maximal Rectangle | Hard |
| Count Univalue Subtrees | Medium |
| Insert Delete GetRandom O(1) | Medium |
Frequently Asked Questions
How many LeetCode questions do PayPal and Zeta share?
PayPal and Zeta share 6 LeetCode interview questions. 99 problems appear only in PayPal's list and 24 appear only in Zeta's list.
What topics overlap most between PayPal and Zeta?
The most common shared topics between PayPal and Zeta are Array (5 shared questions), Dynamic Programming (3 shared questions), Divide and Conquer (2 shared questions), Sorting (1 shared questions), Hash Table (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: PayPal or Zeta?
PayPal has 19 Easy, 69 Medium, and 17 Hard questions. Zeta has 0 Easy, 20 Medium, and 10 Hard questions. Zeta has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both PayPal and Zeta?
Start with the 6 shared problems since they cover what both companies ask most often. Then add 20 PayPal-specific and 20 Zeta-specific questions to round out your prep.