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William Keefe

Clinical AI Specialist and LLM Evaluator

USA flag
Milford, Usa
Expert

Key Skills

Software

No software listed

Top Subject Matter

Medical/Healthcare AI

Top Data Types

TextText

Top Task Types

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Freelancer Overview

Clinical AI Specialist and LLM Evaluator. Brings 10+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal and Proprietary Tooling. Education includes Board Candidate Certification, American Board of Internal Medicine (2026) and Doctor of Medicine Residency, Mount Sinai Beth Israel (2020). AI-training focus includes data types such as Text and labeling workflows including Evaluation and Rating.

Expert

Labeling Experience

Clinical AI Specialist and LLM Evaluator

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Served as a clinical AI specialist focused on evaluating large language models in medical settings. Developed and applied structured evaluation frameworks to assess LLM performance, safety, and reliability. Conducted systematic red-teaming and rubric-based reviews against medical care standards. • Generated adversarial clinical prompts testing LLM diagnostic capability • Evaluated outputs for hallucinations, unsafe recommendations, and adherence to guidelines • Ranked outputs for accuracy, completeness, and reasoning quality • Identified and documented common model error patterns

Served as a clinical AI specialist focused on evaluating large language models in medical settings. Developed and applied structured evaluation frameworks to assess LLM performance, safety, and reliability. Conducted systematic red-teaming and rubric-based reviews against medical care standards. • Generated adversarial clinical prompts testing LLM diagnostic capability • Evaluated outputs for hallucinations, unsafe recommendations, and adherence to guidelines • Ranked outputs for accuracy, completeness, and reasoning quality • Identified and documented common model error patterns

2022 - Present

Education

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Mount Sinai Beth Israel

Doctor of Medicine Residency, Internal Medicine

Doctor of Medicine Residency
2017 - 2020
U

University of Connecticut

Doctor of Medicine, Medicine

Doctor of Medicine
2013 - 2017

Work History

P

Private Medical Care Coordinator

Private Medical Care Coordinator & Clinical Consultant

Milford
2022 - Present
N

Northwell Health

Allergy & Immunology Fellow

New York
2020 - 2022