Sean 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.
12 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
Contributions:2 PRs, 31 pushes, 2 branches in 2 years 4 months
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