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Senior Prompt & QA Engineer for fast-growing AI healthcare startup

Remote, USA Full-time Posted 2025-05-22

Tensor automates phone calls in healthcare. We save doctors countless hours every day, and help provide personalized healthcare at scale.

?? Want to try talking to the AI? ?? https://tensor.dev/demo

Role Overview

Seeking an experienced prompt engineer to:
• Develop and maintain our LLM testing infrastructure
• Improve model performance
• Ensure quality across our AI agent deployments

Key Responsibilities
• Test coverage
• Use customer feedback to identify patterns and areas for improvement
• Develop test cases based on these real-world examples to improve our AI agent’s performance
• Prompt engineer
• Iterate and improve on our LLM prompts to achieve our quality targets
• Prepare data for fine-tuning
• Gather and curate high-quality training data for model fine-tuning

Requirements
• Phenomenal clarity and written communication skills in English.
• This is by far the most critical skill to success as a prompt engineer – because LLMs take direction in English.
• Demonstrated experience with LLMs and prompt engineering
• Strong scripting/programming skills in Python or Typescript

Nice to have
• Experience with testing frameworks and automation tools
• Excellent analytical and problem-solving abilities
• Strong documentation and communication skills
• Understanding of ML concepts and fine-tuning processes

Compensation
• Competitive with personal market rate in both salary & equity

Location
• SF Bay Area preferred
• Remote OK, must work in Eastern-Pacific timezones

About the company
Culture
• We are an ambitious team who are playing to win in massive, but competitive market.
• We work hard, and expect the same from you.
• We laugh a ton. But if you are easily offended by edgy humor, this is not the team for you.
• We have a strong written culture. We run efficient meetings. We document our decisions. We write clear commit messages. We strongly believe that a few weeks of coding can save you a few hours of planning :)

Leadership team

Started by technology veterans, YC & MIT alum, ex-Google, ex-Tesla, and with previous acquisitions.

Sound like a fit?

Apply if you’d like to join us bringing AI to the healthcare industry.

We’re excited to meet you.

Apply Job!

 

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