Etsy Mobile Engineer Interview Questions

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

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CodingStart here. 17 questions · ~151 min

Find two indices in an array whose values add up to a target using a hash map.

Swift vs Objective-C DifferencesEasy

Compare Swift and Objective-C across syntax, safety, interoperability, and runtime behavior.

RecursionHash TablesArrays

Etsy

Etsy Search App ExampleMedium

Evaluates your ability to implement core mobile search functionality for Etsy.

Etsy

Design System Data TablesMedium

Evaluates your approach to data modeling and translating requirements into implementable logic.

database design

Etsy

Add Favorites With Unit TestsMedium

Assesses feature design, local persistence choices, and unit test coverage for an Etsy mobile workflow.

Etsy

Live Coding Problem SolvingMedium

Tests structured problem solving and execution during live coding.

Problem SolvingData Structures

Etsy

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Behavioral & Leadership10 questions · ~89 min

Mentoring a Struggling Junior EngineerMedium

Tests how you mentor junior teammates through structured feedback, communication, and ownership for both growth and team outcomes.

MentorshipCommunicationLeadership

Etsy

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