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letta.com ↗|AI & Machine Learning|4 open roles

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.

What Letta is hiring for

Open roles by category.

Engineering2
Hardware & Science1
Data & AI1

Where Letta is hiring

Open roles by place.

San Francisco, CA, US4

Employment types at Letta

Open roles by full-time, contract, internship and the rest.

Full-time4

Hiring trends at Letta

Open roles, day by day

How many roles were open at Letta at the end of each day.

  • 4Roles open, at the end of 13 September 2026
  • 0New roles posted, 2 September 2026 to 13 September 2026
  • 0Roles closed, 2 September 2026 to 13 September 2026
  • 0Posted minus closed, 2 September 2026 to 13 September 2026
Open roles, day by day33.33.53.841 Sep3 Sep6 Sep8 Sep11 Sep13 Sep1 Sep: 4 open roles4 open roles, 1 Sep2 Sep: 4 open roles4 open roles, 2 Sep3 Sep: 4 open roles4 open roles, 3 Sep4 Sep: 4 open roles4 open roles, 4 Sep5 Sep: 4 open roles4 open roles, 5 Sep6 Sep: 4 open roles4 open roles, 6 Sep7 Sep: 4 open roles4 open roles, 7 Sep8 Sep: 4 open roles4 open roles, 8 Sep9 Sep: 4 open roles4 open roles, 9 Sep10 Sep: 4 open roles4 open roles, 10 Sep11 Sep: 4 open roles4 open roles, 11 Sep12 Sep: 4 open roles4 open roles, 12 Sep13 Sep: 4 open roles4 open roles, 13 Sep4
Roles open at the end of each day, 1 September 2026 to 13 September 2026. History starts 1 September 2026.

Where the roles are moving

Changes between recorded dates, by kind of work.

CategoryRecorded datesOpen at the endChange
Engineering6 Sep to 13 Sep20
Data & AI6 Sep to 13 Sep10
Hardware & Science6 Sep to 13 Sep10

Jobs at Letta

4 roles
Research Engineer / Scientist, Memory
Letta
Location
San Francisco, CA, US
Workplace
On-site
Listed
26/08
Research Engineer / Scientist, Self-Improvement
Letta
Location
San Francisco, CA, US
Workplace
On-site
Listed
26/08
Software Engineer, Agent Harness
Letta
Location
San Francisco, CA, US
Workplace
On-site
Listed
26/08
Research Engineer / Scientist, Post-Training
Letta
Location
San Francisco, CA, US
Workplace
On-site
Listed
26/08

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