Roblox vs Uber Interview Questions

Roblox lists 56 LeetCode interview questions while Uber lists 362. They share 37 problems — 66% of Roblox's bank and 10% of Uber's. Focus on the overlap first, then drill into 19 Roblox-only and 325 Uber-only questions.

Read the full Roblox vs Uber preparation guide →

Overview

Roblox

56 questions

Easy 8Medium 35Hard 13
Uber

362 questions

Easy 45Medium 215Hard 102

Preparation Strategy

Step 1 — Shared core: Solve the 37 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Roblox and Uber.

Step 2 — Company-specific depth: Add Roblox-specific problems like Reorganize String, Number of Ways to Wear Different Hats to Each Other, Maximize Distance to Closest Person and Uber-specific problems from the exclusive lists below.

Step 3 — Difficulty tuning: Uber skews harder in our data. Budget extra time for Hard problems if you are targeting that company.

Difficulty Comparison

Easy
Roblox
8
Uber
45
Medium
Roblox
35
Uber
215
Hard
Roblox
13
Uber
102

Top Shared Topics

37 Shared Questions

High-priority problems to practice for both Roblox and Uber.

ProblemDifficulty
Candy CrushMedium
Text JustificationHard
Task SchedulerMedium
Course Schedule IIMedium
Design Hit CounterMedium
Design Search Autocomplete SystemHard
Rotate ImageMedium
Magnetic Force Between Two BallsMedium
Minimum Operations to Write the Letter Y on a GridMedium
Valid ParenthesesEasy
Implement Trie (Prefix Tree)Medium
Minimum Absolute Difference Between Elements With ConstraintMedium
Number of Black BlocksMedium
Course ScheduleMedium
Find the Length of the Longest Common PrefixMedium
Block Placement QueriesHard
Subarrays with K Different IntegersHard
Number of Adjacent Elements With the Same ColorMedium
Rotating the BoxMedium
Brightest Position on StreetMedium
Two SumEasy
Merge IntervalsMedium
Number of Flowers in Full BloomHard
Largest Rectangle in HistogramHard
Spiral MatrixMedium
Trapping Rain WaterHard
Design Browser HistoryMedium
Longest Common PrefixEasy
Count the Number of Good SubarraysMedium
Rotting OrangesMedium

Showing top 30 of 37 shared problems.

Unique to Roblox (19)

Problems in Roblox's list that do not appear at Uber.

ProblemDifficulty
Reorganize StringMedium
Number of Ways to Wear Different Hats to Each OtherHard
Maximize Distance to Closest PersonMedium
Integer to English WordsHard
Count Number of Nice SubarraysMedium
Group the People Given the Group Size They Belong ToMedium
Convert Binary Number in a Linked List to IntegerEasy
Students and ExaminationsEasy
Maximum Number of Occurrences of a SubstringMedium
Number of Trusted Contacts of a CustomerMedium
Subdomain Visit CountMedium
Logger Rate LimiterEasy

Unique to Uber (325)

Problems in Uber's list that do not appear at Roblox.

ProblemDifficulty
Bus RoutesHard
Longest Continuous Subarray With Absolute Diff Less Than or Equal to LimitMedium
Alien DictionaryHard
Number of IslandsMedium
Number of Islands IIHard
Squares of a Sorted ArrayEasy
Construct Quad TreeMedium
Kth Smallest Element in a BSTMedium
First Unique NumberMedium
Find the Closest PalindromeHard
Word SearchMedium
LRU CacheMedium

Frequently Asked Questions

How many LeetCode questions do Roblox and Uber share?

Roblox and Uber share 37 LeetCode interview questions. 19 problems appear only in Roblox's list and 325 appear only in Uber's list.

What topics overlap most between Roblox and Uber?

The most common shared topics between Roblox and Uber are Array (25 shared questions), Hash Table (9 shared questions), Matrix (6 shared questions), String (6 shared questions), Sorting (6 shared questions). Mastering these areas prepares you for both companies.

Which company asks harder LeetCode questions: Roblox or Uber?

Roblox has 8 Easy, 35 Medium, and 13 Hard questions. Uber has 45 Easy, 215 Medium, and 102 Hard questions. Uber has a higher proportion of Hard problems in its interview set.

How should I prepare if interviewing at both Roblox and Uber?

Start with the 37 shared problems since they cover what both companies ask most often. Then add 19 Roblox-specific and 20 Uber-specific questions to round out your prep.

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