Hardware & Science Jobs at Letta
Letta has one open hardware and science 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, Memory: San Francisco, posted 10 September 2025.
Also hiring at Letta
Letta is also hiring in engineering (2) and data and AI (1).
Its roles are in San Francisco, CA, US (4).
What hardware and science work involves at an early-stage startup
You are often the first person to build, test or fix the thing. Lab and field work sit side by side, and results feed straight back into the design. A large employer would give you one instrument and one protocol, and an early startup gives you the whole bench.
Questions people ask
Where is the hardware and science job at Letta?
San Francisco.
What else is Letta hiring for?
Engineering and data and AI: 3 more roles.