Faith Abihail

Licensed Medical Officer with over 6 years of clinical experience and a specialized focus on Medical AI Data Annotation. Adept at leveraging deep clinical knowledge to train Large Language Models (LLMs) through high-quality labeling, RLHF, and fact-checking. Proven track record of bridging the gap between complex medical oncology/surgery and machine learning data requirements to ensure model safety, accuracy, and professional-grade reasoning.

Medical Data Annotator & Labeling Expert at RWS (Train AI) (2025-08 – Present)

• Apply clinical domain expertise to evaluate and rank AI-generated medical responses (RLHF).
• Perform rigorous fact-checking against peer-reviewed medical journals and oncology protocols.
• Adhere to strict data privacy and HIPAA-aligned protocols during the labeling process.
• Identify and mitigate "hallucinations" in medical AI outputs to ensure patient-safe information.

Medical Data Annotator at e2f.ai (2024-03 – Present)

• Execute high-precision annotation of medical datasets, focusing on clinical terminology and diagnostic reasoning.
• Collaborate on multi-stage labeling projects to improve natural language understanding in healthcare contexts.
• Review and refine AI-generated medical summaries for linguistic and clinical accuracy.

Medical Officer (Oncology) at Kenyatta University Teaching Research & Referral Hospital (2023-03 – Present)

• Analytical Reasoning: Interpreting complex diagnostic tests and multi-modal data to stage cancers—skills directly transferable to training AI in diagnostic logic.
• Multidisciplinary Collaboration: Partnering with radiologists and pathologists to synthesize data into personalized treatment plans.
• Patient Education: Distilling complex medical jargon into clear, structured information

Head of Clinical Services at Oasis Healthcare Group Hospitals (2021-05 – 2023-02)

• Quality Assurance: Formulated disease management protocols, ensuring clinical standardization—similar to establishing "Golden Sets" in data labeling.
• Leadership: Managed Pharmacy, Nursing, and Lab departments, overseeing data-driven clinical performance reports.

Bachelor of Medicine and Bachelor of Surgery in Medicine – University of Nairobi (2012 – 2018)

Kenya Certificate of Secondary Education – New Light Senior Girls High School