Research Engineer

Company

Tessera Labs

Where

San Jose Office (HQ)

Level

Mid

First seen

August 22, 2026

Listed via

Ashby

What the posting says

This role owns the second, at scale. Frontier models have never seen most of what we work on. Proprietary dialects, customer-specific configuration, semantics that exist in no public corpus, and tasks that run forty steps before anything tells you whether you were right. Closing that gap with post-training, environments, and evaluation is a research problem, and Research Engineers are the people who make it happen at scale. You build the training, environment, evaluation, and inference machinery that turns a hypothesis about agent behavior into a measured result, and then into a model that…

Read more and apply on Tessera Labs' site

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