AI Research Engineer
Core
Design, train, and ship AI models and systems for an AI therapist product, focusing on conversation quality, safety, and clinical alignment.
Role type
Senior AI Research Engineer (LLM & Applied ML)
Builds
Production AI therapy models, evaluation systems, and orchestration pipelines
Domain
Mental health technology / Large Language Models
Deliverable
production ML models
Required skills
Large language model fine-tuning, training data curation, RL environment building, model architecture design, production code deployment, data pipeline engineering, hypothesis formulation, red teaming
Preferred skills
Psychology or neuroscience domain knowledge, therapy or coaching experience
Technologies
LLMs, transformers, RL environments, evaluation frameworks
Responsibilities
Fine-tune models and curate training data to improve conversation quality; build and maintain robust evaluation stacks including LLM-as-judge and human ratings; encode clinical guidelines into prompts and reward functions; run experiments to shape the R&D roadmap; collaborate with clinicians to align AI behavior with therapeutic standards
Seniority
Senior, hands-on IC
