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Interview questions from top companies, mapped to the exact round they show up in. Prep for what you will actually face.

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The Loop aggregates publicly shared interview experiences and curated commonly-asked questions, each labeled with its source. Not affiliated with any company listed.

CC BY-NC 4.0 · © 2026

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Databases · Remote-first

PlanetScale

Serverless MySQL. Distributed databases and systems-heavy rounds.

5 interviews shared — read how each round went.

5 of 5 shown

Role
Level
Full-stackNew Grad / JuniorOffer

New Grad / Junior · Full-stack

A junior fullstack loop. Balanced across coding, design, and collaboration.

5 rounds · 11 questions · 2025→
BackendSeniorOutcome unknown

Senior · Backend

Senior backend interview. Balanced across coding, design, and collaboration.

6 rounds · 13 questions · 2025→
FrontendSeniorOffer

Senior · Frontend

Senior frontend interview. Fast-paced; expect follow-ups that push on depth.

6 rounds · 13 questions · 2023→
Full-stackSeniorOutcome unknown

Senior · Full-stack

A senior fullstack loop. Fundamentals mattered as much as getting to an answer.

6 rounds · 13 questions · 2023→
BackendStaff+Rejected

Staff+ · Backend

5-round staff backend process. Coding-heavy early, design and behavioral later.

5 rounds · 9 questions · 2023→