Sean A
Senior Software Developer at Optiwatt
Denver, Colorado, United States
Summary
👤
Senior🎓
Top SchoolSean A is a seasoned software engineer and technical leader specializing in scalable IoT and real-time systems for electric-vehicle charging and fleet electrification. As a Senior Software Developer at Optiwatt since 2024, and formerly the technical lead for Charging Stations at ViriCiti (now part of ChargePoint), he has steered a six-person agile team through feature-rich telemetry, smart charging, and microgrid integrations, leveraging a Node.js microservices stack and MongoDB. He doubled monitored chargers and reduced metadata overhead by 90% via time-series databases, while optimizing Kafka-based event processing to significantly cut memory and CPU usage. His background at Facebook includes the Realtime Gateway and Video Integrity teams, where he built WebSocket-based real-time features and deployed scalable testing and tooling, improving developer efficiency and live-use coverage. He brings a strong full-stack sensibility, a track record of cross-team collaboration across post-acquisition environments, and hands-on leadership from tender to launch and post-sales support. A University of Washington alumnus with a CS degree, he hails from Colorado and now operates with a Denver base, ready to tackle complex, high-velocity engineering challenges.
12 years of coding experience
7 years of employment as a software developer
Bachelor’s Degree Computer Science, Bachelor’s Degree Computer Science at University of Washington
Github Skills (11)
imessage6
js-client6
ime5
node-js4
nodejs4
android3
messaging3
native-messaging2
messaging-system2
arch1
cloud-native1
Programming languages (3)
Github contributions (5)
saryana/RadDeck
Nov 2013 - Nov 2013
Contributions:39 commits in 2 days
karan/PlaySink
Dec 2013 - Apr 2014
Contributions:24 commits in 3 months
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.