Resume

Tim Pile

Staff Platform Engineer · Founder, Determa · Bothell, WA

timspile@gmail.com LinkedIn

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Experience

Staff Platform Engineer DRINKS

Mar 2025 – present · Greater Seattle Area

  • First staff engineer at DRINKS, an e-commerce compliance company; the role was created around this kind of work. Own core platform architecture and technical design across the org.
  • Rebuilt the core tax service for low latency and high availability.
  • Led the infrastructure migration from Heroku to AWS with zero downtime.

Founder Determa

Dec 2025 – present · Bothell, WA

  • Founded and built an AI-powered clinical documentation platform for dermatologists, solo, on GCP and Vertex AI, and took it to paying customers.
  • Real-time medical transcription, an LLM pipeline for clinical note generation, HIPAA compliance end to end, and an Apple Watch recording pipeline, all in one monorepo.
  • Cut LLM inference costs by 86% through model selection and prompt architecture changes, verified against an eval system I built to confirm output quality held.
  • Nearly all of the code is written by coding agents, working inside guardrails I designed for a HIPAA product.

Staff Engineer Hone

Feb 2023 – Oct 2024

  • Advised senior leadership on technical solutions; prototyped experimental features in R&D, including an internal AI prototype.
  • Architected and implemented the data warehouse and ETL pipelines, and trained the BI team to own them with dbt core.
  • Owned systems integrations for Sales, Customer Success, and Operations.
  • Member of the security and compliance team that carried the company through SOC 2 Type II; mentored senior engineers.

Lead Engineer Hone

Feb 2021 – Feb 2023

  • Hired the company's CTO and Director of Engineering, and grew engineering into three teams in about six months, owning hiring, onboarding, and team processes.
  • Led the effort that delivered SOC 2 Type I certification.
  • Architected systems and mentored engineers.

Senior Software Engineer Hone

Apr 2019 – Feb 2021 · Remote

  • Joined as the fifth employee and went into the Series A as the only engineer, owning the application, the infrastructure, and the data.
  • Built the platform from the ground up with Python/Django and React on Google Cloud and Postgres, owning key features front to back.

Software Engineer Automated Insights

Apr 2018 – Mar 2019 · Durham, NC

  • Built end-to-end data integrations on the Wordsmith natural-language API for managed-services clients such as Yahoo! Sports, enabling over 70 million generated fantasy football recaps. AWS Lambda, Ruby/Rails, Python.

Technical Founder Gritchat

Sep 2017 – Apr 2018

  • Founded and built an automated text-messaging platform that sends daily reminders and encouragement toward personal health goals. Ruby on Rails, Postgres, Twilio, Heroku.

Business Intelligence Engineer iContact

Jul 2015 – Sep 2017

  • Built ETL pipelines so Marketing could track strategic campaign initiatives.
  • Architected an auditable system for accurately reporting revenue to Finance. Pentaho, SQL Server, MySQL, Vertica, Salesforce.

ETL/Data Engineer Microsoft

Sep 2014 – May 2015 · Redmond, WA

  • T-SQL and SSIS development on the Azure data platform in the Cloud and Enterprise group.

Business Intelligence Consultant Slalom Consulting

Sep 2013 – May 2015 · Greater Seattle Area

  • Client-facing BI projects, from business analysis through report design to back-end data-warehouse development.

Consultant SmartStory Technologies

Nov 2014 – Dec 2014

  • Independent consulting project to extract data and build a reporting dashboard.

Business Intelligence Consultant Univar

Sep 2013 – Sep 2014 · Redmond, WA

  • Business analysis and database development for Univar's pricing and analysis tool.

Business Intelligence Developer Decisive Data

Dec 2011 – Sep 2013

  • Full Microsoft BI stack development: ETL, data-warehouse design, T-SQL, SSAS, PowerPivot, Excel reporting.

Skills

Languages
Python, Ruby, Elixir, SQL (T-SQL)
Platform & product
AWS, Google Cloud, Postgres, Django, Rails, React
Data
Data warehousing, ETL pipelines, dbt, SQL Server, Vertica
AI
Agentic AI development, LLM pipelines, Vertex AI, LLM evals
Compliance
SOC 2, HIPAA

Education

Northwest University

BA, 2005 – 2008