Scribd Mobile Engineer Interview Questions

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

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CodingStart here. 14 questions · ~132 min

Process Tic-Tac-Toe moves and identify the winner, draw, or pending game using row, column, and diagonal counters.

Trapping Rain Water AlgorithmHard

Practice

Use two pointers to calculate the total water trapped between columns in an elevation array.

ArraysArray ManipulationAlgorithms

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iOS Concurrency and MemoryMedium

Tests iOS core knowledge and how you apply concurrency and memory concepts in mobile apps.

memory management

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Technical Fundamentals6 questions · ~57 min

Tests your ability to prevent jank and manage resources for smooth scrolling in Scribd-style feeds.

ARC Retain Cycle and FixMedium

Tests your ability to reason about memory management and fix leaks in Swift/Objective-C code.

memory managementProblem Solvingtechnical knowledge

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Value vs Reference Types in SwiftMedium

Tests your understanding of Swift semantics and how they affect correctness and performance.

Decision Makingswifttechnical knowledge

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Software Architecture3 questions · ~28 min

Dependency Injection in Mobile AppsMedium

Tests your ability to structure code for testability, modularity, and maintainability at scale.

architecturedependency injectiontechnical knowledge

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Decoupled Tab-Bar NavigationMedium

Tests your ability to evolve app navigation architecture without creating tight coupling.

solution designarchitecture

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