Senior AI Engineer

The role

You will design and scale the platform, including low-latency speech/LLM pipelines, orchestration layers, and reliability systems. You will engineer systems that sound human and reason under strong latency constraints for healthcare conversations.

What you will do

• Design and scale the platform
• Build low-latency speech/LLM pipelines
• Build orchestration layers
• Build reliability systems
• Deploy AI voice agents to thousands of daily phone calls

Required qualifications

• 3-5 years of experience building products end-to-end
• Strong understanding of FastAPI (Python) + PostgreSQL backend with a React (TypeScript) frontend or equivalents
• Experience managing large scale distributed systems with asynchronous workload orchestration
• Bachelor's or Master's degree in Computer Science, Engineering, Maths, Physics or related field (or equivalent experience)

Nice to have

• Familiarity with LLMs, AI agents or other ML models
• Experience with Pipecat

Before you apply

• Initial conversation
• Work on a take-home challenge
• Review solution with engineers
• Talk with the co-founder

About the company

Prosper is building conversational AI agents for healthcare to handle administrative work. The team is headquartered in New York with an office in Barcelona.