Top 50
Prep plan
Updated weekly · Last refresh Aug 30

Quora Software Engineer Interview Questions

The questions to prepare for a Quora Software Engineer interview. Questions from real interview reports rank first. Updated weekly.

50questions
~9htotal time
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1
CodingStart here. 28 questions · ~304 min
Max Sum of Non-Adjacent ElementsEasy
Practice

Use dynamic programming to find the maximum sum of non-adjacent scores in a Quora Feed ranking array.

Dynamic ProgrammingArraysoptimizationQuora
Validate Binary Search TreeEasy
Practice

Problem At Dropbox, a service stores ordered values in a binary tree and needs to verify that the structure satisfies binary search tree rules. Given the r...

RecursionSearchingTreesQuora
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2
Execution9 questions · ~98 min
Debug in a Large CodebaseHard

Tests debugging strategy, code reading, and systematic error isolation.

DebuggingQuora
Memory vs Speed Data StructuresMedium

Tests ability to choose appropriate data structures under competing constraints.

memory managementData StructuresoptimizationQuora
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3
System Design4 questions · ~43 min
Design Scalable System for XHard

Evaluates end-to-end system design thinking for scalability and reliability.

scalabilityarchitectureQuora
Go Through Algorithms and Design for QuoraHard

Assesses algorithm breadth plus system design thinking for Quora-like product needs.

system designAlgorithmsQuora
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4
Behavioral & Leadership7 questions · ~76 min
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5
More topics2 questions · ~22 min
Handle Database MigrationsMedium

Tests safe schema change practices for production systems and data integrity.

JoinsData WranglingCTEsQuora
Data Ingestion Sources for PipelinesHard

Evaluates practical thinking about sourcing, integrating, and managing data for pipelines.

data ingestionQuora
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.