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I’m Nathan Chan, a senior and founding iOS engineer with 15+ years of experience building and shipping consumer software across healthcare, commerce, education, and spatial computing. I’ve owned iOS engineering end-to-end—from architecture and feature development to testing, App Store launch, and production support—often as the first iOS engineer on a team. I’m especially excited about turning AI capabilities into reliable, privacy- and security-minded mobile experiences. I’ve built AI-powered apps that use natural voice and text interactions, led iOS initiatives for multiple products, and supported augmented reality workflows using Apple frameworks like ARKit, RealityKit, SceneKit, and UIKit/SwiftUI. I also enjoy accelerating development with modern AI coding tools and contributing to open source.…I’m Nathan Chan, a senior and founding iOS engineer with 15+ years of experience building and shipping consumer software across healthcare, commerce, education, and spatial computing. I’ve owned iOS engineering end-to-end—from architecture and feature development to testing, App Store launch, and production support—often as the first iOS engineer on a team. I’m especially excited about turning AI capabilities into reliable, privacy- and security-minded mobile experiences. I’ve built AI-powered apps that use natural voice and text interactions, led iOS initiatives for multiple products, and supported augmented reality workflows using Apple frameworks like ARKit, RealityKit, SceneKit, and UIKit/SwiftUI. I also enjoy accelerating development with modern AI coding tools and contributing to open source.

Nathan Chan

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I’m Nathan Chan, a senior and founding iOS engineer with 15+ years of experience building and shipping consumer software across healthcare, commerce, education, and spatial computing. I’ve owned iOS engineering end-to-end—from architecture and feature development to testing, App Store launch, and production support—often as the first iOS engineer on a team. I’m especially excited about turning AI capabilities into reliable, privacy- and security-minded mobile experiences. I’ve built AI-powered apps that use natural voice and text interactions, led iOS initiatives for multiple products, and supported augmented reality workflows using Apple frameworks like ARKit, RealityKit, SceneKit, and UIKit/SwiftUI. I also enjoy accelerating development with modern AI coding tools and contributing to open source.…I’m Nathan Chan, a senior and founding iOS engineer with 15+ years of experience building and shipping consumer software across healthcare, commerce, education, and spatial computing. I’ve owned iOS engineering end-to-end—from architecture and feature development to testing, App Store launch, and production support—often as the first iOS engineer on a team. I’m especially excited about turning AI capabilities into reliable, privacy- and security-minded mobile experiences. I’ve built AI-powered apps that use natural voice and text interactions, led iOS initiatives for multiple products, and supported augmented reality workflows using Apple frameworks like ARKit, RealityKit, SceneKit, and UIKit/SwiftUI. I also enjoy accelerating development with modern AI coding tools and contributing to open source.

Available to hire

I’m Nathan Chan, a senior and founding iOS engineer with 15+ years of experience building and shipping consumer software across healthcare, commerce, education, and spatial computing. I’ve owned iOS engineering end-to-end—from architecture and feature development to testing, App Store launch, and production support—often as the first iOS engineer on a team.

I’m especially excited about turning AI capabilities into reliable, privacy- and security-minded mobile experiences. I’ve built AI-powered apps that use natural voice and text interactions, led iOS initiatives for multiple products, and supported augmented reality workflows using Apple frameworks like ARKit, RealityKit, SceneKit, and UIKit/SwiftUI. I also enjoy accelerating development with modern AI coding tools and contributing to open source.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Advanced

Work Experience

Founding iOS Engineer at Jetty Health

January 1, 2025 - Present

Served as Jetty Health’s founding iOS engineer, building and launching an AI-powered app that helps people track chronic symptoms through natural voice and text conversations. Owned the full iOS engineering lifecycle from architecture and feature development through testing, App Store deployment, and production support. Worked closely with founders, including an AI/ML engineer, to translate complex AI capabilities into intuitive and dependable mobile experiences. Shaped product requirements, user flows, and priorities by incorporating early user feedback into shippable improvements. Leveraged AI coding tools (primarily Codex and Claude Code) to accelerate iteration while maintaining the security, privacy, and reliability requirements expected of a healthcare product.

Freelance iOS & visionOS Engineer, Technical Consultant

January 1, 2022 - January 1, 2025

Worked part-time with multiple clients across industries, focusing on augmented reality initiatives involving prototyping, research and development, and App Store launches. Built a first-of-its-kind augmented reality application for Apple Vision Pro that launched on the visionOS App Store. Developed applications in Swift and SwiftUI and implemented custom functionality using core Apple frameworks such as ARKit, RealityKit, SceneKit, SpriteKit, and related libraries. Provided high-level technical guidance and product direction for early-stage and experimental projects, especially in the AR space.

Senior iOS Engineer at Gumroad

January 1, 2020 - January 1, 2024

Acted as the sole iOS developer responsible for all iOS initiatives, including new feature development and product launches across multiple apps, plus backend integration and bug fixes. Collaborated with design, product leadership, engineering, marketing, and customer support teams to ensure a high-quality user experience and stable App Store releases. Adopted AI-assisted development practices for code exploration, implementation, refactoring, and review to accelerate iteration while maintaining ownership of architecture, product decisions, and release quality.

Lead iOS Engineer at Seedling

January 1, 2017 - January 1, 2020

Owned multiple iOS apps for children, merging physical toys with digital experiences using augmented reality. Hired as the sole iOS developer to build a small team of mobile developers and helped cultivate a quality-focused engineering culture. Developed and shipped experiences across the product suite, including AR interactions that encouraged learning through play. The company was later acquired by Homer (an e-learning company), and the Seedling team was integrated and successfully launched an iOS app aligned with the mission of giving children an excellent educational start through AR-driven, real-world interaction.

Senior Software Engineer at SurveyMonkey

January 1, 2013 - January 1, 2016

Owned core functionality for SurveyMonkey Audience, a marketplace connecting market researchers with survey-takers incentivized through donations to charity. Led multiple cross-organization initiatives, including API implementation and UX integration projects to launch survey-taking features in SurveyMonkey’s iOS and Android apps. Key contributor to a full site redesign and rewrite using React and Redux, with a focus on responsive mobile/tablet design, A/B rollout planning, and key metrics reporting.

Software Development Engineer in Test at Microsoft

January 1, 2009 - January 1, 2012

Played a core role in feature design and data migration process stability for SharePoint Online customer data moving into data center infrastructure. Authored automation tests and monitoring tools that saved hundreds of developer hours and reduced on-call investigation time by several magnitudes. Helped ensure high availability of the SharePoint Online service meeting a 99.9% uptime SLA, working closely with operations. Supported engineering growth from 7 engineers to over 200 by contributing to reliability and automation practices.