# Sean Holbert

> Product Engineer

Location: San Francisco, California, United States
Profile: https://flows.cv/seanholbert

I thrive working on user centered applications with rich experiences.  My background is generally full stack, but I typically work closer to the frontend.

I work frequently with the following technologies:
• Web: 
... Typescript, React, Tailwind, NextJS, React Router, Tanstack Query
• Mobile
... iOS: Objective C/Swift, Swift UI, XCode, Swift Package Manager, Cocoapods
... React Native: Typescript, React Navigation, Expo
... Android: Java/Kotlin, Android Studio, Gradle
... Frameworks: Amplitude, Branch.io, AppsFlyer, Stripe
• Server
... Node
... Typescript
... AWS Amplify, AppSync, Event Bridge, S3, IAM
... AWS Lambda, Serverless, Netlify, 
... GraphQL
… Planet Scale
… Drizzle ORM
… inngest 
• Management
... Managineering.  I have managed small teams, helping guide, standardize and review individual contribution
• Design
... I prefer using Figma. I regularly work with designers to help prototype and codify design patterns in Figma

## Work Experience
### Staff Software Engineer @ Archy
Jan 2022 – Present | California, United States
Founding Engineer

Built out the following 0-1:
- The Archy mobile app
- X-Ray / Intra-oral imaging experiences for Dental Practices
- Archy’s internal admin portal
- Archy’s patient portal

### Principal Engineer @ Openfit
Jan 2019 – Jan 2022
- Built out mobile fitness experience on website using React + Hooks + Typescript. 
- Mobile lead for iOS, Android apps using React + Hooks + Typescript + Apollo GraphQL client. Led two company acquisitions on the technology side, merging the two users bases and product experiences together successfully
- Built & maintained CI pipeline for apps
- Architected + built GraphQL API backend for Openfit Apps using Netlify Lambda + Apollo Server + Sanity.io
- Built video player for iOS, Android apps as a custom cross-platform React Native component. Supports embedded heartrate monitoring, and a separate music audio channel, with HLS caption + audio track support.

### Fullstack Engineer (Volunteer) @ Tech for Campaigns
Jan 2019 – Jan 2020 | California, United States
For the 2020 election, built the frontend for an analytics application used by hundreds of campaigns to monitor spend on Facebook & Google by other campaigns by within each state. Used serverless, Apollo GraphQL, Dynamo DB, and React with hooks, with nivo/d3 for graphing. All contributions were as a volunteer

### Engineering Consultant @ Rakuten
Jan 2019 – Jan 2020 | San Francisco, California, United States
I helped three of Rakuten's teams audit their technology choices, providing mentorship, application performance advice, code reviews, and bug fixes for the teams' mobile applications

### Founding Engineer @ Gixo (Acquired by Openfit)
Jan 2016 – Jan 2019 | San Francisco Bay Area
Helped architect & build mobile cross-platform solutions for Gixo's iOS/Android app and web SEO experiences. React Native/Redux, branch.io

### Engineering Lead @ Patreon
Jan 2016 – Jan 2016 | San Francisco Bay Area
- Led a team rebuilding "Make a Post" experience in React/Redux/DraftJS.
- Built post tagging into iOS app and bettered performance of iOS app.
- Designed backend for poll posts from creators

### Eng Manager - Mobile @ SurveyMonkey
Jan 2013 – Jan 2016 | Palo Alto
Led development of the SurveyMonkey iOS, Android, and mobile-web apps.

### Software Engineer @ SurveyMonkey
Jan 2010 – Jan 2013 | Palo Alto, California
Worked on various products in Objective C/iOS, javascript, python, pyramid, C#, and Microsoft SQL server.

### Computer Science Course Advisor @ Stanford University
Jan 2009 – Jan 2011
Advised Masters and Bachelors students on their careers in CS.  Public representative for the Computer Science department at Stanford University.

### CS106 Section Leader @ Stanford University
Jan 2008 – Jan 2009
Taught introductory CS, held office hours, graded exams

### Research Assistant @ Stanford Medical Center
Jan 2006 – Jan 2009
Constructed, managed massive relational database storing chemical data cross-referenced with mutational data.  
Presented at the Pacific Symposium on Bioinformatics in Hawaii, 2008.

### Production Manager @ Stanford Concert Network
Jan 2007 – Jan 2008
Trained and managed a team of sound technicians


## Education
### MS Computer Science in Human Computer Interaction
Stanford University

### BS in Computer Science in Biocomputation
Stanford University


## Contact & Social
- LinkedIn: https://linkedin.com/in/seanholbert

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Source: https://flows.cv/seanholbert
JSON Resume: https://flows.cv/seanholbert/resume.json
Last updated: 2026-04-12