Marc Missey
Staff Software Engineer at Slack
St. Louis, Missouri, United States
Summary
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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.
12 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 (43)
sendgrid9
animated-gif9
travis-ci9
typescript9
drag-and-drop9
react8
static-site8
react-component8
redux8
chrome-extension8
apollo8
markdown8
twilio8
text-editor8
algolia7
Programming languages (3)
Github contributions (5)
mmissey/hubot-kegbot
Jul 2014 - Apr 2015
Contributions:9 commits, 3 pushes, 1 comment in 10 months
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
typescript
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