Member of Technical Staff - Engineering Lead, Data Acquisition is open at Reflectionai in San Francisco, CA. The posting gives no salary; similar roles in the United States advertise a median of $235K. Posted on Oct 21, 2026, and still on Reflectionai’s careers page when we last checked, on Nov 14, 2026.
About the role
Reflection's Data team builds the training corpora our frontier models learn from. Before a model can learn anything, the data has to be found, fetched, extracted, and delivered reliably, responsibly, and at enormous scale. The ingestion layer is the machinery that turns the open web, licensed corpora, and other large-scale sources into well-structured, versioned, auditable datasets for pre-training. As Data…
The opening lines of the posting. The rest is on Reflectionai’s careers page.
Hiring at Reflectionai
Reflectionai has 45 open roles right now. Most are in Engineering, Data & Research and Security. See all its roles
