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Interview questions/Etched/Interview process guide

Interview field guide

Etched interview process

Prepare for the Etched interview process with 49 tagged coding questions, a topic map, and a recruiter checklist for confirming the current loop.

A note on accuracyHiring loops change by role, level, location, and team. Treat recruiter instructions as the source of truth; this guide focuses on preparation signals supported by the current tagged-question dataset.
49tagged coding questions
6priority topic clusters
39medium and hard problems

01 / Priorities

Topics worth your time

01Array30 questions02Hash Table15 questions03Sorting12 questions04String11 questions05Two Pointers10 questions06Binary Search8 questions

02 / Rehearsal

Build your preparation loop

  1. 01

    Confirm the current format

    Ask the recruiter which rounds are eliminatory, which editor or platform is used, and whether system design or behavioral rounds are included.

  2. 02

    Map the technical surface area

    Use the topic distribution below to prioritize the patterns that appear most often in the tagged question set.

  3. 03

    Rehearse under interview constraints

    Practice clarifying requirements, narrating tradeoffs, testing edge cases, and finishing within a fixed time box.

  4. 04

    Prepare evidence for the final rounds

    Choose project stories that show ownership, debugging depth, collaboration, and measurable engineering judgment.

03 / Practice set

Start with the highest-signal questions

View all 49 questions →
01Find K Closest ElementsMediumPractice ↗
02Maximum SubarrayMediumPractice ↗
03Frequency of the Most Frequent ElementMediumPractice ↗
04String to Integer (atoi)MediumPractice ↗
05Check If N and Its Double ExistEasyPractice ↗
06Remove Stones to Minimize the TotalMediumPractice ↗
07Alien DictionaryHardPractice ↗
08Search Suggestions SystemMediumPractice ↗
094SumMediumPractice ↗
10Gas StationMediumPractice ↗
11Word SearchMediumPractice ↗
12Design Snake GameMediumPractice ↗

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