Research Engineer, Post-Training (All Industry Levels)
Character.AI · Redwood City or New York City
CHECKED 16H AGO
Applied AIremote$225K – $400K • Offers Equity
At a glance
Highlights
- Build post-training systems for next-generation AI models.
- Join a research engineering team spanning all experience levels.
Ideal candidate
A curious research-minded engineer excited by model post-training and experimentation who thrives collaborating across experience levels to turn ideas into robust systems.
Lab profile
About Character.AI
Builds personalized AI companions users can create, customize, and chat with.
What they build
- Character.AI chat platform
- Custom AI character creation tools
- iOS and Android companion apps
Known for
- Conversational and companion AI
- Discovery, recommendation and search
- Model alignment and safety
- Large-scale AI infrastructure
Key facts
- Founded in 2021
- Headquartered in Palo Alto, California
- Backed by Andreessen Horowitz