Sean A
Senior Software Developer at Optiwatt
Denver, Colorado, United States
Summary
👤
Senior🎓
Top SchoolSean A is a Senior Software Developer with 12 years of experience building scalable, real-time systems and electric fleet charging solutions, currently driving engineering at Optiwatt from Denver. He led a six-person team at ViriCiti (now part of ChargePoint), where he optimized telemetry at scale—cutting metadata overhead 90%, reducing event load 6x, and enhancing smart-charging and microgrid integrations for bus fleets. Prior to that he spent nearly four years at Facebook improving realtime WebSocket platforms and video integrity tooling, boosting developer efficiency and live-video coverage. Comfortable across Node microservices, Kafka, time-series databases and customer-facing product work, he blends hands-on engineering with technical leadership and cross-team collaboration. Originally from Colorado and a University of Washington CS graduate, he favors pragmatic, measurable optimizations that reduce operational cost while improving product responsiveness.
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 WashingtonHighlands Ranch High School
Github Skills (10)
imessage6
js-client6
ime5
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
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