Research, ML

Exa · San Francisco, California

Company
Exa
Location
San Francisco, California
Salary
$180,000–$350,000 USD /yr
Employment
Full-time
Workplace
On-site
Last updated
2025-06-26
Source
Official Ashby feed

About this role

Exa is an applied AI lab building a search engine unlike the world has ever seen. We build massive-scale infra to crawl the entire web, train state-of-the-art embedding models to process it, and design super high performant vector databases to retrieve over it. We now power search for Cursor, Cognition, HubSpot, and over 400,000 developers and have raised $350m from Lightspeed, Benchmark, and a16z.

Our ultimate goal is to build perfect search over all the world's information, far beyond Google. If you want to build massive-scale ML systems that will define the way the new AI world consumes information, this is the place for you.

RESEARCH AT EXA

The ML organization sits at the heart of our mission. We train foundational models for search. Our goal is to build systems that can instantly filter the world's knowledge to exactly what you want, no matter how complex your query. Basically, put the web into an extremely powerful database.

We're looking for an ML Research Engineer to train embedding models for perfect search over the web. The role involves dreaming up novel transformer-based search architectures, creating datasets, creating evals, beating our internal SoTA, and repeat.…

Summary from Exa's official Ashby career feed — read the full description on the original posting

Apply on Exa's site

The salary and details above come straight from Exa's official Ashby feed. The full job description lives on Exa's careers page — AI Stack Jobs links you straight to it, we never sit between you and the employer.

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