Sean Kelly
Software Engineer II at McGraw Hill
Canada
Summary
🤩
Rockstar🎓
Top SchoolSean Kelly is a Software Engineer II with six years of experience building and hardening full-stack web applications, currently contributing to McGraw Hill after shaping Codesmith’s learning platform used by over 165,000 annual users. He has driven migrations from JavaScript to TypeScript, converted class-based React to modern hooks, and improved reliability through increased unit test coverage with Jest and Supertest. Sean pairs hands-on implementation (React, Node/Express, Webpack, Chrome Extensions APIs) with mentorship and hiring responsibilities, having coached junior engineers and interviewed candidates for technical fit. Comfortable across the SDLC and agile teams, he delivers maintainable, testable systems and pragmatic developer tooling improvements that reduce runtime errors and speed delivery. An unassuming strength is his blend of customer-service roots and engineering craft, which informs his focus on user-centered, dependable software.
6 years of coding experience
Carleton University
Github Skills (18)
snapshots9
chrome-extension9
renderer8
react-fiber8
react-devtools8
rendering8
accessibility7
debugging7
time-travel7
state-management6
chrome6
react6
gatsby6
devtools6
nextjs6
Programming languages (2)
Github contributions (5)
Code-Hammers/code-hammers
Aug 2023 - Oct 2024
Contributions:87 reviews, 267 PRs, 474 pushes in 1 year 2 months
brok3turtl3/FamilyApp
Jul 2022 - Apr 2023
Contributions:130 pushes in 9 months
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