Research Engineer, Index Intelligence

Company

Exa

Where

San Francisco, California

Level

Mid

First seen

October 2, 2026

Listed via

Ashby

What the posting says

We are looking for a research engineer to own the signals behind those decisions, and the decisions themselves. DESIRED EXPERIENCE - You are comfortable owning a problem with no ground truth, where the first job is defining what the right answer means - Hands-on ML experience with classifiers, rankers and calibration, plus strong data instincts at web scale - You think in end-to-end impact. A signal only counts if a decision changes and search gets better - You like working across teams. Crawling, indexing and retrieval all consume what you build - You care about the problem of finding high…

Read more and apply on Exa's site

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