Decagon
Senior Research Engineer
$200K–$400K
San Francisco +1 · On-site · Senior · Full-time · Posted Aug 22, 2025
- Location
- San Francisco
New York City - Experience
- 4+ years of experience in AI/ML engineering or research.
About the job
Build and deploy conversational AI models and systems, advancing their reliability, capability, and efficiency in production.
What you'll do
- Lead research and engineering to improve instruction following, retrieval, memory, and long-horizon task completion.
- Build and iterate on end-to-end models and pipelines optimized for quality, efficiency, and user experience.
- Integrate new models into production with platform and product engineers, and turn research ideas into milestones and roadmaps.
What they ask for
- Prior experience post-training and deploying LLMs in production environments.
- Fluency in Python and modern ML tooling for training, evaluation, and data pipelines.
- Track record of turning research prototypes into reliable, measurable production impact.
Pay
$200K – $400K (base salary)
Tools
Python
AI focus
Research, train, evaluate, and deploy conversational AI models and agent systems, including work on prompting, orchestration, retrieval, memory, and long-horizon task completion.
Model-written summary · the original posting is authoritative