Research Engineer

The role

You will build healthcare AI models and model pipelines that power voice agents and a patient platform. You will lead research and engineering efforts to improve conversational capabilities and design experiments to test model behavior.

What you will do

• Lead research and engineering efforts to improve core conversational capabilities in production
• Investigate research questions in speech and audio
• Design experiments to test hypotheses about model behavior and capabilities
• Build and iterate on end-to-end models and pipelines
• Identify opportunities for model-task optimization
• Partner with platform and product engineers to integrate new models into production systems
• Break down ambiguous research ideas into clear, iterative milestones and roadmaps
• Train, fine-tune, validate, and further develop models
• Design evaluation protocols and benchmarks
• Analyze datasets, model outputs, and failure cases

Required qualifications

• 5+ years of experience with a minimum of 3+ in AI/ML engineering or research
• Prior experience post-training and deploying LLMs in production environments
• Fluency in Python and modern ML tooling (training, evaluation, inference, data pipelines)
• Track record of taking research ideas from prototype to reliable, measurable production impact
• Strong experimental judgment

Nice to have

• Prior experience utilizing and improving speech-to-text (STT), text-to-speech (TTS) models, and/or duplex models

Benefits

• Competitive Compensation including salary and employee stock options
• Annual budget for professional development and training opportunities
• Office Setup Stipend
• Medical, dental, and vision insurance
• Flexible PTO
• Lunch, dinner, and snack breaks
• Monthly fitness membership reimbursement
• Commuter Benefits
• 401(k)

About the company

Assort Health is building an AI agent to create one continuous conversation for every patient. The company has raised $222 million and has been named to the Forbes Cloud 100.