Marc Andrews
Founder at Overlay Expert
Old Toronto, Ontario, Canada
Summary
👤
Senior🎓
Top SchoolMarc Andrews is a founder and full‑stack software engineer with 12 years of experience building high‑scale web products and developer tooling, currently running Overlay Expert which serves 175,000 monthly active users and 35,000 streamers weekly. He combines product-minded engineering with strong cloud and CI/CD expertise across Google Cloud, AWS, Kubernetes and GitHub Actions to ship reliable, observable systems. Comfortable across the stack, Marc architects real‑time features with WebSockets and GraphQL/tRPC while driving front-end design systems in TypeScript and React. He’s consulted for YC startups and enterprise clients (ClassDojo, UNIQLO, RBC), guiding technical decisions, reducing debt, and launching analytics-driven features. An active open-source maintainer on TwitchJS and a former researcher with an MSc in Physiology, he brings scientific rigor and curiosity to product metrics and growth experiments.
12 years of coding experience
17 years of employment as a software developer
Master of Science - MSc, Physiology, Master of Science - MSc, Physiology at University of TorontoBachelor of Science - BSc, Physiology, Bachelor of Science - BSc, Physiology at McGill University
English
Github Skills (200)
twitch10
zero-configuration10
messaging10
testing10
websocket10
render10
effects10
chat10
svg10
ingress-nginx10
javascript10
middleware10
stream10
dom-node10
api10
Programming languages (9)
Github contributions (5)
marcandrews/mako-lte-and-lte-hotspot-fix
Dec 2013 - Jan 2015
Contributions:2 releases, 62 commits, 5 pushes in 1 year 1 month
fixltenexushotspottethering
marcandrews/bootstrap-off-canvas-nav
Sep 2015 - Apr 2016
Contributions:7 releases, 29 commits, 30 pushes in 7 months
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