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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.

MIT · © 2026

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A

AI · San Francisco, CA

Anthropic

AI safety and Claude. Thoughtful coding and product engineering.

5 interviews shared — read how each round went.

5 of 5 shown

Role
Level
FrontendNew Grad / JuniorOffer

New Grad / Junior · Frontend

Junior frontend interview. Fundamentals mattered as much as getting to an answer.

5 rounds · 11 questions · 2023→
BackendMidNo offer

Mid · Backend

5-round mid backend process. Balanced across coding, design, and collaboration.

5 rounds · 11 questions · 2023→
FrontendSeniorOffer

Senior · Frontend

6-round senior frontend process. Fast-paced; expect follow-ups that push on depth.

6 rounds · 13 questions · 2023→
Full-stackSeniorOffer

Senior · Full-stack

6-round senior fullstack process. Balanced across coding, design, and collaboration.

6 rounds · 13 questions · 2024→
BackendStaff+Offer

Staff+ · Backend

Staff backend interview. Fast-paced; expect follow-ups that push on depth.

5 rounds · 9 questions · 2024→