The labs directory · Foundation models in one domain
Character.AI
10 recorded postings · Partial update · October 8, 2026
Recorded postings, not a live vacancy count. Partial update: some sources retain earlier observations; each listing has its own check date.
Character.AI is in the directory as one of the foundation models in one domain.
- Cloud and Kubernetes 60%
- Statistics and experimental design 50%
- Inference and serving 50%
- How language models work 40%
- Publications 40%
- Post-training and fine-tuning 30%
- Reinforcement learning 30%
- Python 30%
taught here course coming not taught
The board
Recorded technical roles
Research scientists and engineers: 3 · ML systems and infrastructure: 1 · Machine learning engineers: 3 · Software engineering at labs: 3
- Machine Learning Infrastructure Engineer ↗
ML systems and infrastructure · No degree stated · $150k to $350k base
- Principal Research Engineer, Post-Training ↗
Research scientists and engineers · PhD or equivalent experience · $275k to $400k base
- Research Engineer, AI Safety & Alignment ↗
Research scientists and engineers · PhD or equivalent experience · $225k to $400k base
- Research Engineer, Post-Training (All Industry Levels) ↗
Research scientists and engineers · PhD or equivalent experience · $225k to $400k base
- Software Engineer, Applied ML (Discovery, Recommendation & Search) ↗
Machine learning engineers · No degree stated · $200k to $300k base
- Software Engineer, Backend ↗
Software engineering at labs · No degree stated · $180k to $300k base
- Software Engineer, Backend/Applied ML (Safety & Integrity) ↗
Machine learning engineers · Bachelor's degree · $150k to $300k base
- Software Engineer, Core Product ↗
Software engineering at labs · No degree stated · $150k to $300k base
- Software Engineer, Monetization ↗
Software engineering at labs · No degree stated · $150k to $300k base
- Staff Data Scientist, Monetization ↗
Machine learning engineers · No degree stated · $250k to $300k base
