Etsy Full Stack Engineer Interview Questions

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

11questions

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CodingStart here. 4 questions · ~57 min

Find the largest integer in a non-empty array with one linear scan and constant extra space.

Identify Hidden Bugs in CodeMedium

Practice

Review and repair an interval-merging implementation, handling empty input, nesting, touching ranges, and input mutation.

code analysisArraysDebugging

Etsy

Back/Forward Navigation Data StructureHard

Practice

Implement browser back and forward navigation with a doubly linked list and bounded history movement.

coding challengeData StructuresAlgorithms

Etsy

Abbreviate a StringMedium

Practice

Abbreviate alphabetic words by preserving their first and last letters and replacing the middle with its length.

CodingleetcodeStrings

Etsy

System Design3 questions · ~43 min

Compare database indexing strategies for low-latency, high-throughput ML feature retrieval.

Design a Mail Service SystemHard

Design normalized database schemas and query paths for a mail service with reliable delivery, threading, search, and mailbox operations.

database accessdistributed systemsdesign

Etsy

Database Schema for NotificationsMedium

Tests database modeling for a user notification feature at Etsy.

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Behavioral & Leadership4 questions · ~57 min

Resolving Technical Conflict on ApproachMedium

Tests conflict resolution in technical disagreements, including communication, influence without authority, and ownership of the final outcome.

Conflict ResolutionStakeholder ManagementCommunication

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