Skip to content

Interview Solver

FeaturesPricingHelp
Sign In
FeaturesPricingHelpSign In
Interview Questions›Compare›Startup vs Big Tech Interview Questions

Startup vs Big Tech Interview Questions

Compare interview questions between high-growth startups and established big tech companies.

Company Statistics

Uber

Total Problems:359
Easy:45
Medium:209
Hard:105
Avg Frequency:40%
View Uber Questions

Airbnb

Total Problems:63
Easy:11
Medium:30
Hard:22
Avg Frequency:62%
View Airbnb Questions

DoorDash

Total Problems:74
Easy:7
Medium:42
Hard:25
Avg Frequency:48%
View DoorDash Questions

Google

Total Problems:2344
Easy:616
Medium:1223
Hard:505
Avg Frequency:19%
View Google Questions

Amazon

Total Problems:2011
Easy:536
Medium:1087
Hard:388
Avg Frequency:21%
View Amazon Questions

Microsoft

Total Problems:1384
Easy:393
Medium:757
Hard:234
Avg Frequency:23%
View Microsoft Questions

Common Problems (1826)

These problems appear in interviews at multiple companies in this comparison.

HardMax Frequency: 100%

Bus Routes

Asked at:Uber, Google, Amazon, Microsoft
ArrayHash TableBreadth-First Search
#1
Common
HardMax Frequency: 100%

Text Justification

Asked at:Uber, Airbnb, Google, Amazon, Microsoft
ArrayStringSimulation
#2
Common
EasyMax Frequency: 100%

Two Sum

Asked at:Uber, Airbnb, DoorDash, Google, Amazon, Microsoft
ArrayHash Table
#3
Common
MediumMax Frequency: 100%

Walls and Gates

Asked at:Uber, DoorDash, Google, Amazon, Microsoft
ArrayBreadth-First SearchMatrix
#4
Common
HardMax Frequency: 95.2%

Alien Dictionary

Asked at:Uber, Airbnb, Google, Amazon, Microsoft
ArrayStringDepth-First SearchBreadth-First SearchGraph Theory
#5
Common
MediumMax Frequency: 94.4%

Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit

Asked at:Uber, Google, Amazon, Microsoft
ArrayQueueSliding WindowHeap (Priority Queue)Ordered Set
#6
Common
HardMax Frequency: 93%

Maximum Profit in Job Scheduling

Asked at:Uber, Airbnb, DoorDash, Google, Amazon, Microsoft
ArrayBinary SearchDynamic ProgrammingSorting
#7
Common
HardMax Frequency: 92.5%

Longest Increasing Path in a Matrix

Asked at:Uber, DoorDash, Google, Amazon, Microsoft
ArrayDynamic ProgrammingDepth-First SearchBreadth-First SearchGraph Theory
#8
Common
HardMax Frequency: 90.2%

Binary Tree Maximum Path Sum

Asked at:Uber, DoorDash, Google, Amazon, Microsoft
Dynamic ProgrammingTreeDepth-First SearchBinary TreeDP on Trees
#9
Common
MediumMax Frequency: 89.9%

Number of Islands

Asked at:Uber, DoorDash, Google, Amazon, Microsoft
ArrayDepth-First SearchBreadth-First SearchUnion-FindMatrix
#10
Common
HardMax Frequency: 89.9%

Number of Islands II

Asked at:Uber, Google, Amazon
ArrayHash TableUnion-Find
#11
Common
MediumMax Frequency: 88.5%

LRU Cache

Asked at:Uber, DoorDash, Google, Amazon, Microsoft
Hash TableLinked ListDesignDoubly-Linked List
#12
Common
HardMax Frequency: 88%

Trapping Rain Water

Asked at:Uber, Airbnb, Google, Amazon, Microsoft
ArrayTwo PointersDynamic ProgrammingStackMonotonic Stack
#13
Common
MediumMax Frequency: 87%

Construct Quad Tree

Asked at:Uber, Google, Amazon, Microsoft
ArrayDivide and ConquerTreeMatrix
#14
Common
EasyMax Frequency: 85.8%

Squares of a Sorted Array

Asked at:Uber, Google, Amazon, Microsoft
ArrayTwo PointersSorting
#15
Common

Most Popular Topics

3495
Array
1434
String
1354
Hash Table
1017
Dynamic Programming
982
Math
911
Sorting
706
Depth-First Search
680
Greedy
611
Binary Search
592
Breadth-First Search

Unique Problems by Company

Uber Unique Problems (10)

MediumFrequency: 66.4%

Leftmost Column with at Least a One

MediumFrequency: 54.1%

Maximum Coin Collection

EasyFrequency: 49.9%

Points That Intersect With Cars

MediumFrequency: 49.9%

Minimum Cost to Equalize Arrays Using Swaps

MediumFrequency: 47.5%

One Edit Distance

Airbnb Unique Problems (8)

MediumFrequency: 82.4%

Smallest Common Region

MediumFrequency: 77.1%

Pour Water

MediumFrequency: 67.9%

Shortest Uncommon Substring in an Array

MediumFrequency: 65.5%

Minimize Rounding Error to Meet Target

MediumFrequency: 65.5%

Number of Ways to Build House of Cards

DoorDash Unique Problems (4)

EasyFrequency: 51.3%

Immediate Food Delivery I

HardFrequency: 51.3%

Subsequence With the Minimum Score

MediumFrequency: 27.3%

Shortest Path to Get Food

HardFrequency: 27.3%

Find Edges in Shortest Paths

Google Unique Problems (10)

HardFrequency: 54.5%

Viewers Turned Streamers

HardFrequency: 48.8%

Count Number of Trapezoids II

MediumFrequency: 44.6%

Count Number of Trapezoids I

MediumFrequency: 42.7%

Apply Substitutions

MediumFrequency: 40.2%

Swap Adjacent in LR String

Amazon Unique Problems (10)

HardFrequency: 53%

Concatenated Words

MediumFrequency: 47.7%

Plates Between Candles

MediumFrequency: 43.6%

Minimum Health to Beat Game

HardFrequency: 40.2%

Sum of Total Strength of Wizards

MediumFrequency: 38.9%

Minimum Operations to Make Array Non Decreasing

Microsoft Unique Problems (10)

HardFrequency: 38.2%

Minimum Cost to Equalize Array

MediumFrequency: 32.8%

Maximal Network Rank

MediumFrequency: 32.8%

Maximum Number of Potholes That Can Be Fixed

MediumFrequency: 31.1%

Print Words Vertically

MediumFrequency: 31.1%

Reduction Operations to Make the Array Elements Equal

Other Comparisons

Google vs Amazon Interview Questions

Compare coding interview questions between Google and Amazon. See which problems are unique to each company and which overlap.

Compare Google vs Amazon

Meta vs Google Interview Questions

Compare Facebook (Meta) and Google interview questions. Analyze the differences in coding problem preferences.

Compare Meta vs Google

FAANG Interview Questions Comparison

Compare interview questions across Facebook (Meta), Apple, Amazon, Netflix, and Google. Master the most common FAANG coding problems.

Compare Meta vs Apple vs Amazon vs Netflix vs Google

Big Tech Interview Questions Comparison

Compare interview questions across major tech companies including Google, Amazon, Microsoft, Meta, Apple, and more.

Compare Google vs Amazon vs Microsoft vs Meta vs Apple vs TikTok

Finance & Tech Interview Questions

Compare coding interview questions at financial technology companies and trading firms.

Compare Goldman Sachs vs PayPal vs Oracle vs Salesforce

Ace Interviews at Any Company

Get real-time AI assistance to solve problems and answer questions during your actual interviews.

Get Started Free

No credit card required

Interview Solver
  • Home
  • About
  • Pricing
  • Sign in
  • Contact
  • Blog
  • Companion
  • Mobile
  • Help Center
  • Developers
  • Use Cases
  • Software Engineer
  • Product Manager
  • Misc
  • Privacy Policy
  • Terms and Conditions
  • Refund & Cancellation
  • Discord Community
  • Affiliate Program
  • Compare
  • All Comparisons
  • vs Final Round AI
  • vs UltraCode
  • vs Interview Coder
  • vs LockedIn AI
  • vs AI Apply
  • Free Tools
  • ATS Resume Checker
  • STAR Method Builder
  • Salary Lookup
  • Big O Cheat Sheet
  • Total Comp Calculator
  • View All →
  • Interview Questions
  • Google Questions
  • Amazon Questions
  • Microsoft Questions
  • Meta Questions
  • Apple Questions
  • TikTok Questions
  • View All →
© 2026 Interview Solver, Inc. All rights reserved.