Roblox vs Zeta Interview Questions
Roblox lists 56 LeetCode interview questions while Zeta lists 30. They share 6 problems — 11% of Roblox's bank and 20% of Zeta's. Focus on the overlap first, then drill into 50 Roblox-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 Roblox and Zeta.
Step 2 — Company-specific depth: Add Roblox-specific problems like Candy Crush, Reorganize String, Number of Ways to Wear Different Hats to Each Other 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 Roblox and Zeta.
| Problem | Difficulty |
|---|---|
| Task Scheduler | Medium |
| Merge Intervals | Medium |
| Trapping Rain Water | Hard |
| Longest Substring Without Repeating Characters | Medium |
| Insert Delete GetRandom O(1) | Medium |
| Sliding Window Maximum | Hard |
Unique to Roblox (50)
Problems in Roblox's list that do not appear at Zeta.
| Problem | Difficulty |
|---|---|
| Candy Crush | Medium |
| Reorganize String | Medium |
| Number of Ways to Wear Different Hats to Each Other | Hard |
| Text Justification | Hard |
| Maximize Distance to Closest Person | Medium |
| Course Schedule II | Medium |
| Design Hit Counter | Medium |
| Design Search Autocomplete System | Hard |
| Integer to English Words | Hard |
| Count Number of Nice Subarrays | Medium |
| Group the People Given the Group Size They Belong To | Medium |
| Rotate Image | Medium |
Unique to Zeta (24)
Problems in Zeta's list that do not appear at Roblox.
| 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 |
| Remove Boxes | Hard |
| Next Greater Element II | Medium |
| Reverse Nodes in k-Group | Hard |
| Maximal Rectangle | Hard |
| Count Univalue Subtrees | Medium |
| Remove K Digits | Medium |
| Heaters | Medium |
Frequently Asked Questions
How many LeetCode questions do Roblox and Zeta share?
Roblox and Zeta share 6 LeetCode interview questions. 50 problems appear only in Roblox's list and 24 appear only in Zeta's list.
What topics overlap most between Roblox and Zeta?
The most common shared topics between Roblox and Zeta are Array (5 shared questions), Hash Table (3 shared questions), Sorting (2 shared questions), Heap (Priority Queue) (2 shared questions), Sliding Window (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Roblox or Zeta?
Roblox has 8 Easy, 35 Medium, and 13 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 Roblox and Zeta?
Start with the 6 shared problems since they cover what both companies ask most often. Then add 20 Roblox-specific and 20 Zeta-specific questions to round out your prep.