Data & AI Jobs at Letta
Letta has one open data and AI role, in San Francisco, alongside 3 other open roles.
About Letta
Letta is an AI research lab based in San Francisco. It builds stateful AI agents that remember everything, learn continuously, and improve themselves over time. The company publishes research on agent memory and learning, and releases its research as software, including a self-improving AI agent called Letta Agent.
The open role
- Research Engineer / Scientist, Self-Improvement: San Francisco, posted 15 August 2025.
Also hiring at Letta
Letta is also hiring in engineering (2) and hardware and science (1).
Its roles are in San Francisco, CA, US (4).
What data and AI work involves at an early-stage startup
The data is messy and there is not much of it yet. You build the pipeline, train the model, then explain the result to a founder in plain words. Large employers give you a clean warehouse and one narrow question, while here you pick the question too.
Questions people ask
Where is the data and AI job at Letta?
San Francisco.
What else is Letta hiring for?
Engineering and hardware and science: 3 more roles.