Will Kurt

Seattle, WA | wckurt@gmail.com | github.com/willkurt

Summary

Data Science and AI engineering leader with 10+ years of experience spanning machine learning, data science, and software development. Specialized in LLM architecture, prompt engineering, and inference optimization with proven success in both startup and enterprise environments. Published author of two technical books and creator of the Count Bayesie blog (10k+ monthly readers). Combine deep technical expertise with strategic vision to deliver impactful Data Science and AI solutions that drive business growth and technological advancement.

Experience

Senior Principle Data Scientist

Gierd — May 2025–Present

  • Lead Engineer for Supply and Demand product pillar
  • Develop and deploy key forecasting models: price decay, unconstrained demand, etc.
  • Model inventory lifecycle observability to provide critical insights to the operations team
  • Provide one-on-one mentorship to junior engineers

Founding Engineer + Advocate

.txt — January 2024–April 2025

  • Established product groundwork directly tied to $12 million VC raise
  • Co-designed and implemented novel LLM-inference algorithm resulting in 2-5x speedup
  • Successfully beat GPT-4 on "Function calling" tasks with open weights model
  • Collaborated on engineering and content work with HuggingFace and Deeplearning.ai
  • Led Advocacy team activities driving core GitHub repo to over 10k stars

Staff AI Engineer

Hex — June 2023–January 2024

  • Managed internal evaluation framework to measure text-to-SQL LLM performance
  • Implemented prompt engineering techniques for improved SQL generation
  • Developed table metadata Retrieval Augmented Generation (RAG) system

Senior Data Scientist — AI/ML Team

Braze — February 2021–June 2023

  • Developed AI algorithm for automatic subject line testing using GPT-3 and HuggingFace; achieved performance on-par with standard A/B testing
  • Designed and developed novel, user-level, interaction-based A/B testing framework providing users up to 5% conversion lift over traditional A/B tests
  • Implemented probabilistic sales account scoring model with potential 20% conversion increase

Lead Data Scientist (Manager) — Pricing Team

Hopper — December 2019–September 2020

  • Directly managed activities of the Pricing & Recommendations data science team
  • Developed optimal pricing strategies for fintech-related product lines
  • Implemented dynamic pricing algorithms in TensorFlow

Data Science Technical Lead

Wayfair — March 2019–December 2019

  • Developed statistical testing for large-scale product experiments (Hive and Python)
  • Collaborated across departments to improve scalable, big data infrastructure for the DS team
  • Implemented and deployed the "early orders" model to predict product performance

Senior Data Scientist

Bombora — November 2017–March 2019

  • Developed large-scale behavior models to predict firmographic information from IP traffic
  • Engineered features and created models on multi-terabyte datasets using PySpark
  • Debugged and tested production machine learning implementations

Head Data Scientist

Quick Sprout — April 2015–October 2017

  • Led all data science, machine learning, and analytics-related projects
  • Developed and deployed a highly scalable web application (Python/React/AWS Lambda/Redis)

Lead Data Scientist

KISSmetrics — October 2013–April 2015

  • Directed and managed the activities of the data science team
  • Implemented A/B testing tool in core product using JavaScript and Ruby
  • Led implementation of customer-facing time series forecasting
  • Developed Markov chain-based attribution models

Publications

A Damn Fine Stable Diffusion Book

Manning Publications — Expected Q2 2026

Bayesian Statistics the Fun Way

No Starch Press — 2019

Get Programming with Haskell

Manning Publications — 2018

Education

MS in Computer Science

University of Nevada, Reno

MS in Library and Information Science

Simmons College, Boston

BA in English with Honors

Rutgers University, New Brunswick

Technical Skills

Programming

  • Python
  • TypeScript
  • R
  • Haskell
  • C++

AI & Machine Learning

  • Large Language Models
  • Prompt Engineering
  • LLM Evaluations
  • Diffusion Models
  • JAX
  • PyTorch
  • TensorFlow
  • A/B Testing
  • Causal Inference
  • Bayesian Statistics

Data Engineering & Infrastructure

  • LanceDB
  • Snowflake
  • MongoDB
  • Redis
  • PySpark
  • Airflow
  • AWS