Quantitative, Head of Dataset & Quality is open at Build Ai in San Francisco. The posting gives a salary of $250K - $500K. Posted on Aug 30, 2026, and still on Build Ai’s careers page when we last checked, on Nov 14, 2026.
About the role
This is not “make the data prettier.” You own whether the dataset is actually solving physical labor. The objective is to maximize the bandwidth of net-new learnable information into the dataset: what we should collect, how we score what we have, and whether the next hour of collection adds information or just volume. You define the ideal dataset, the objective function on the current dataset, the taxonomy, and the…
The opening lines of the posting. The rest is on Build Ai’s careers page.
Hiring at Build Ai
Build Ai has 29 open roles right now. Most are in Engineering, Data & Research and Design. The median advertised salary across its roles with a published range is $240K. See all its roles