Marc Missey
Staff Software Engineer at Slack
St. Louis, Missouri, United States
Summary
🤩
Rockstar🎓
Top SchoolMarc Missey is a Staff Software Engineer with 11–13 years of experience building large-scale, consumer-facing web applications and front-end architectures at companies like Twilio, SendGrid, Vevo, and Slack. He specializes in scalable, maintainable UI systems that prioritize developer experience, testability, and high-quality user interfaces. A hands-on tech lead and mentor, he champions pair programming, peer review, and robust unit/integration testing to accelerate teams and reduce long-term maintenance costs. His background includes serverless tooling for sitemap generation, GraphQL adoption, and cross-platform analytics libraries, reflecting a knack for bridging frontend engineering with platform-level architecture. Based in St. Louis, he combines deep practical frontend expertise with a proven track record of growing engineers and shipping reliable products at scale.
11 years of coding experience
15 years of employment as a software developer
De Smet Jesuit High SchoolBachelor of Science (BS) Computer Science, Bachelor of Science (BS) Computer Science at Southern Illinois University Edwardsville
Github Skills (68)
textarea10
sendgrid10
svgr10
recycle9
editors9
travis-ci9
drag-and-drop9
typescript9
react-modal9
wysiwyg8
animated8
drag8
apng8
apollo8
gif-animation8
Programming languages (3)
Github contributions (5)
mmissey/ts-base
Jun 2019 - Dec 2021
boilerplate TypeScript app for demoing TS techniques and FE architecture
Contributions:36 commits, 1 PR, 27 pushes in 2 years 6 months
techniquesboilerplatetypescript-boilerplatetypescript-apptypescript
mmissey/hubot-kegbot
Jul 2014 - Apr 2015
Contributions:9 commits, 3 pushes, 1 comment in 10 months
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