Top 50
Prep plan
Updated weekly · Last refresh Oct 17

Perk Software Engineer Interview Questions

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

50questions
~7htotal time
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1
ExecutionStart here. 3 questions · ~24 min
2
System Design16 questions · ~129 min
Google Site Analytics CloneHard

Assesses your ability to design an analytics platform with event tracking, aggregation, and scaling.

system designanalyticsPerk
Update Flight Status SystemHard

Tests system design for ingesting updates and propagating consistent flight status changes.

system designPerk
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3
SQL & Data Manipulation6 questions + 3 drills · ~78 min
4
Coding17 questions · ~137 min
Time Complexity of SortingMedium

Evaluates your understanding of algorithmic time complexity for sorting implementations.

time complexitySortingPerk
Thread Synchronization in .NETMedium

Tests your ability to select appropriate .NET synchronization primitives for concurrency problems.

Perk
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5
Behavioral & Leadership4 questions · ~32 min
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6
More topics4 questions · ~32 min
ORM Pitfalls and Technical DisagreementHard

Assesses your ORM tradeoff awareness and conflict resolution on technical decisions.

apiPerk
Server Farm Security and OpsHard

Tests your security, operations, and risk management thinking under extreme constraints.

InfrastructurePerk
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The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.