OpenAI: the loop, round by round

A Java loop looks the same on any team. The one source we could read for OpenAI says the opposite: the process is decentralized and varies significantly by team, and its forward-deployed loop leans on breaking a vague customer problem into parts.

as reported 2026-09-30 6 rounds & features 2 dated sources confidence: LOW — one dated secondary source; OpenAI's own site was not fetchable

⚠️ Hiring facts change fast. Everything below is as reported on 2026-09-30, each line with its source and that source's date. Confirm the loop, the format and the tool rules with your own recruiter before you rely on any of it.

The loop

Six things to know about OpenAI's process. Tap each card: you get what the round is, what it evaluates and exactly which dated source says so.

OpenAI, one tap per round

👉 Predict first, then tap. Every claim in the readout names its source and the date of that source.

Process shape

reported 2026-01-15

Decomposition ★

FDE-style rounds

System design under constraints

FDE-style rounds

Behavioral and ownership

FDE-style rounds

Values

reported

Anthropic comparison

same source family

Tap a round above.

The notable format. Decomposition (★): Teki calls breaking vague problems into actionable steps the core skill, whether in Palantir's Decomposition Interview or OpenAI's system-design rounds. Source: Sundeep Teki (published 2026-01-15).

What this page can't tell you

openai.com's careers and interview pages returned 403 to our fetch, so this page has no first-party source. Every round line is one secondary source's report, dated 2026-01-15. Do not treat it as OpenAI policy.

How to prepare, with links on this site

Design with enterprise constraints. ML & GenAI system design
Ownership stories from your own projects. Interview practice
Ship something end to end. Flagship 1: RAG + agent service
See how this fits your target role: Role map & readiness.

Ask your recruiter

What does the loop for my specific team look like?
Which rounds allow tools, and which do not?

Check yourself

Sources

Sundeep Teki — The Definitive Guide to Forward Deployed Engineer Interviews in 2026 — published 2026-01-15
Perspective AI — Anthropic Applied AI Engineer Interview Process — published 2026-05-29

"published" is the date on the article; "retrieved" is the day this page's author read an undated page. A source that changes after that date is not reflected here.