Jordan Limperis
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AI Engineer & Data Scientist · Seattle, WA

I build Agents thatpeople actually use,the whole way down.

I build ML systems in healthcare that ship to production and move real numbers, from $10M audit-classifier randomized controlled trials to agentic ChatGPT evaluated in the real world.

01What I do

I'm an AI Engineer & Data Scientist working at the seam between healthcare research and production. I take models the whole way, ETL, evaluation, and monitoring included, so they still move real numbers months after launch. Across three roles I've directed data science over a $31B revenue cycle, owned production ML at the largest publicly operated health plan in the U.S., and published two peer-reviewed transformer papers.

  • Director of Data Science

    R1 RCM

    Apr 2026 – Present

  • Data Scientist II → Applied AI Scientist III

    L.A. Care Health Plan

    Feb 2023 – Apr 2026

  • Machine Learning Researcher

    Georgia Southern University

    Sep 2021 – Dec 2022

01

Production ML, validated by RCT

At L.A. Care I ran a $10M audit-classifier randomized controlled trial on agentic ChatGPT-driven clinical NLP, real trials with real endpoints, not a notebook that scored well offline. I build the ETL, evaluation, and monitoring around the model so it still works months later.

02

Language & retrieval

An LLM-integrated medication NER system on Azure that caught regulatory risk in unstructured clinical notes and prevented $2M in violations, grounded, auditable, and wired into systems people already use.

02Selected work

All projects
velvetoverride
Velvet Override screenshot
012026Actively maintained

Velvet Override

An agentic AI bot that finds jobs, tailors every answer, and auto-applies, then tracks each application.

A multi-agent auto-application system: it navigates job sites, reads each posting, writes tailored cover letters and open-ended answers under hallucination control, scores experience fit, and submits, all logged to a live application tracker. (Company names in the screenshot are redacted.)

Agentic AILLMsBrowser AutomationPythonNext.js
lahealth.tech
LAhealth.tech screenshot
022025Actively maintained

LAhealth.tech

Web-mines and aggregates in-network care across Medi-Cal plans so anyone can find help they can actually reach.

Access Medi-Cal LA knocks down the barriers that keep people from care they are entitled to. It web-mines and aggregates provider and resource data across multiple Medi-Cal plans, reconciles it against L.A. Care's live FHIR directory, and surfaces in-network options a member can actually get to, ranked by distance or real travel time (walk, bike, drive) via Google Maps Platform APIs (Geocoding, Distance Matrix, Directions / Routes) on a Leaflet / OpenStreetMap map. Built for people without a car or an obvious place to start.

FHIRGoogle Maps APIsGeospatialLeafletNext.js
automatedicdcoding
Automated ICD Coding
screenshot → drop in /public/projects
032024

Automated ICD Coding

Assigning ICD codes from clinical text automatically, at 71% F1 on a notoriously long-tail label space.

A medical-coding model that maps unstructured clinical notes to ICD codes, reaching 71% F1 against a highly imbalanced, long-tailed label set. 🔧 Expand: the architecture, dataset, and how you handled the tail.

NLPMedical CodingPyTorchTransformersF1: 71%

03Research

Two peer-reviewed transformer papers: the theory under the tooling.

0

peer-reviewed publications

$0M

in averted adverse outcomes (RCT-validated)

$0M

audit RCT on ChatGPT-driven clinical NLP

Read the research