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Updated weekly · Last refresh Oct 17

Pocket Gems Software Engineer Interview Questions

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

50questions
~11htotal time
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1
CodingStart here. 14 questions · ~179 min
Prime Check With RecursionEasy
Practice

Determine whether a War Dragons value is prime, then replace iterative trial division with a recursive helper.

Recursionprime numberPocket Gems
Check Power of TwoEasy
Practice

Determine whether a Pocket Gems game score is a power of two using a constant-time bitwise test.

Pocket Gems
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2
Technical Fundamentals6 questions · ~77 min
What Is PolymorphismMedium

Explains how one interface supports different implementations through dynamic dispatch, and distinguishes overriding from overloading.

Language Featuresbackgroundtechnical fundamentalsPocket Gems
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3
System Design14 questions · ~179 min
Object-Oriented Design for HighwaysMedium

Evaluates your ability to model a real-world domain with OOP abstractions.

InfrastructurePocket Gems
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4
Security & Infrastructure6 questions · ~77 min
iPhone Security Model CritiqueMedium

Assesses security reasoning and your ability to connect technical changes to UX.

Pocket Gems
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5
Execution4 questions · ~51 min
CS Basics and ManagementMedium

Assesses foundational CS understanding and ability to handle ambiguous, cross-functional scenarios.

ManagementAlgorithmsPocket Gems
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6
Behavioral & Leadership4 questions · ~51 min
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7
More topics2 questions · ~26 min
Format Dates as yyyy-mm-ddEasy

Evaluates your ability to transform and format date data correctly.

sqlPocket Gems
Refactor a Legacy CodebaseMedium

Tests your ability to improve code quality safely while minimizing risk.

CommunicationOwnershipPrioritizationPocket Gems
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
7th Nearest Palindrome CodingHard
Practice
Practice drill

Return the seventh closest palindrome for each valid input number, using recursive query logic and ordered ranking.

Dynamic ProgrammingCTEscomplex queriesDeloitte
Anagram Check With SQLMedium
Practice
Practice drill

Compare normalized character signatures to determine whether each pair of strings is an anagram.

data cleaningJoinsstring manipulationAdobe
Complex SQL and RecursionHard
Practice
Practice drill

Build a recursive employee hierarchy query that returns each reachable employee, depth, root, and complete reporting path.

data relationshipsCTEscomplex queriesZoomInfo Technologies
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.