Implement Linux find: Search Files by Criteria

Also reported as Unix-like File System Search · File System Search by Size and Suffix

CodingAmazonLast reported September 2026Medium Frequency

Reported: 5× across candidate reports
First seen: October 2025
Last reported: September 2026
Reported outcome: mixed

Problem Overview

The round: five reports, from October 2025 to September 2026, an object-oriented coding question asked of NG, SDE I and SDE II candidates and two who did not give a level. The core is always the same: given a directory, return every file under it, at any depth, that matches…

7 candidate-reported follow-ups — the exact probes interviewers asked, with the trigger for each
The rest of the problem statement — full requirements, constraints, and edge cases
Approach and trade-offs — what passing candidates did, and the mistakes that sink people

Unlock the full Amazon catalog

Full problem statements, candidate-reported follow-ups, and walkthroughs — for every Amazon question.

Unlock with Pro

Already a member? Sign in

Verified Source

Every question is reconstructed from multiple independent candidate reports. Verbatim follow-ups, not invented ones.

Codex Fact-Checked

Technical claims, formulas, and scale numbers are reviewed against primary sources.

Interviewer Follow-ups

The exact follow-ups reported by candidates, with the trigger that prompts each one — plus the mistakes that sink people.