Sean Dougherty
Principal Engineer at Cast
Denver, Colorado, United States
Summary
👤
Senior🎓
Top SchoolSean Dougherty is a product-focused Principal Engineer based in Denver with 20+ years of experience designing, building, and shipping web and mobile applications used by millions across consumer and enterprise domains. He blends hands-on frontend and mobile architecture (React, TypeScript, React Native, Swift) with cloud-native serverless patterns to create performant, scalable user-facing products, currently shaping the front-end at Cast Finance. A people-first engineering leader and mentor, he has led and grown teams up to 14 engineers and served as Director of Engineering while retaining deep individual-contributor craft. His background spans startups, consultancies, and regulated products (telehealth, insurance), giving him a strong sense for security, reliability, and customer-driven design. Off the clock he’s an avid biker and reader, reflecting a lifelong learner mindset that informs pragmatic technical decisions.
13 years of coding experience
17 years of employment as a software developer
Bachelor of Fine Arts, Graphic Design, Bachelor of Fine Arts, Graphic Design at Colorado State University
Stackoverflow
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0reached
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Github Skills (55)
ios10
urlrequest10
swift-package-manager10
networking10
xcode10
actionsheet10
urlsession10
carthage10
swift10
certificate-pinning10
public-key-pinning10
alamofire10
imessage10
reactiveswift9
rxswift9
Programming languages (9)
Github contributions (5)
steam/steam.github.io
May 2016 - Sep 2018
Contributions:2 PRs, 31 pushes, 2 branches in 2 years 4 months
ello/ello-android
Feb 2016 - Aug 2016
Ello's open source Android app
Contributions:1 release, 112 commits, 50 PRs in 5 months
android-app
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