Drimva

Epsilon Health

Research Engineer / Research Scientist, Data Quality & Evaluations

San Francisco, CA · On-site · Full-time · Posted Aug 31, 2026

About the job

Build data-quality and evaluation systems for medical-imaging AI, including methods to curate training data and measure models’ clinical reliability.

What you'll do

  • Develop scalable data filtering, curation, and quality pipelines; detect dataset issues such as label noise, misalignment, and duplicates.
  • Design evaluation frameworks and automated or human-in-the-loop systems for radiology report generation, including clinical accuracy and hallucination assessment.
  • Build benchmarks, evaluation infrastructure, and continuous regression testing in collaboration with researchers and radiologists.

What they ask for

  • Strong expertise in machine learning, data-centric AI, model evaluation, or research engineering.
  • Demonstrated ability to build robust data pipelines, evaluation systems, or ML research infrastructure.
  • Strong Python programming skills and ability to develop reliable, scalable research tooling.
  • Experience in dataset curation and quality or evaluation of generative and multimodal models.

Nice to have

  • Experience developing evaluation frameworks for LLMs, VLMs, or other generative models.
  • Familiarity with data filtering, deduplication, label-noise detection, or active learning.

Tools

Python, LLMs, VLMs, Spark, Airflow, Databricks

AI focus

Advance data curation and evaluation for medical-imaging AI, including model-based evaluators, multimodal evaluation, and clinical reliability assessment.

Model-written summary · the original posting is authoritative

First seen Oct 29, 2026 · Last verified Nov 5, 2026 (UTC)