Stephen Yoon
Sr. Software Engineer at SPS Commerce
Toronto, Ontario, Canada
Summary
👤
Senior🎓
Top SchoolStephen Yoon is a senior full-stack software engineer based in Toronto with 10 years of hands-on experience building high-performance web applications, APIs, and integrations using Kotlin, C#, .NET Core, SQL, React and Angular. He has repeatedly delivered value in agile teams across SaaS and enterprise domains, improving code quality through unit testing, CI/CD pipelines (Azure DevOps, TeamCity, Octopus) and active code reviews. Recent work focuses on QuickBooks and Shopify integrations, developing adapters and services deployed via Azure and AWS. Stephen pairs backend expertise in data modeling, stored-procedure tuning and microservices with front-end skills in modern JS frameworks, enabling end-to-end ownership from schema to UI. He brings practical operational insight—using observability tools like DataDog and NewRelic for root-cause analysis—and a history of raising team velocity through automation and refactoring. Colleagues rely on him for pragmatic architecture, steady delivery, and thoughtful mentorship within cross-functional teams.
10 years of coding experience
17 years of employment as a software developer
Carleton University
Github Skills (7)
chrome-extension4
chrome3
firestore3
database3
testing2
angular-app1
angular1
Programming languages (3)
Github contributions (5)
StephenYoon/chrome-extension-angular-tabs
Feb 2019 - Jul 2019
A chrome extension for saving opened Chrome tabs with Google's Firestore cloud database
Contributions:40 commits, 34 pushes, 1 branch in 5 months
chromechrome-extensiondatabasefirestore
StephenYoon/dumpling-puff
Jan 2021 - Aug 2022
Not sure what this is going to be yet, but we'll see... ¯\_(ツ)_/¯
Contributions:3 PRs, 9 pushes, 5 branches in 1 year 7 months
macoslinuxwhat-is-thiswindows
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