hybrid

Research Engineer, ML Systems

The Research Engineer, ML Systems will join Character.AI, contributing to the development and enhancement of machine learning systems. This hybrid role in Redwood City, CA, involves working across various industry levels to advance the company's technical initiatives.

About the role

About the Role

Character.AI is seeking a Research Engineer, ML Systems to join their team. This role is open to all industry levels and is based in Redwood City, CA, operating on a hybrid model.

Compensation & Benefits

Salary Range: $225K – $400K
Equity offered
Top-notch health coverage for you & your family, with majority of the premium covered
Generous 401(K) contribution
Incredible paid leave for new parents - up to 20 weeks
4 weeks of PTO to explore, unwind & come back recharged
Daily in-office catering plus a monthly Doordash stipend
Monthly wellness stipend to support your health journey

DepartmentEngineering

LocationRedwood City, United States

Experience3+ years

Tenurefull-time

LevelMid-Level

Posted June 2, 2026