Samuel Ko
Software Engineer, Vercel Agent
San Francisco, California, United States
Summary
🤩
Rockstar🎓
Top SchoolSamuel Ko is a software engineer at Vercel with eight years of experience building developer-facing web platforms and support tooling, currently working on the Vercel Agent team in San Francisco. He has progressed through multiple roles at Vercel—from Customer Success Engineer to front-end work on Next.js and platform-focused engineering—bridging customer needs and production code. Samuel contributes to the flagship Next.js repository, fixing subtle bugs, updating middleware and i18n matchers, and improving example templates like with-docker-compose and with-supabase. Comfortable across the stack, he combines pragmatic engineering with product empathy, often translating support insights into durable fixes. His background in economics from Ohio State complements a data-minded approach to prioritization and impact.
8 years of coding experience
5 years of employment as a software developer
Bachelor of Science - BS, Economics, Bachelor of Science - BS, Economics at The Ohio State University
Github Skills (9)
javascript10
nextjs10
front-end-development10
react10
typescript-types9
typescript9
typescripts9
css8
mdx6
Programming languages (13)
Github contributions (5)
vercel/next.js
Mar 2021 - Mar 2022
The React Framework
Role in this project:
Front-end Developer
Front-end DeveloperContributions:570 reviews, 4 commits, 826 PRs in 1 year
Contributions summary:Samuel primarily focused on fixing bugs and updating the project's configuration related to the Next.js framework. Their contributions involved correcting console error links, updating rewrites in `next.config.js`, and adjusting middleware matchers for i18n. Furthermore, they made changes to update the project's example templates, specifically in the `with-docker-compose` and `with-supabase` examples, including switching package managers to npm and addressing type errors within the components.
reactbrowserssgserver-renderingjavascript
samcx/vercel-nextjs
Aug 2019 - Mar 2025
Testing Next.js on Vercel.
Contributions:9 PRs, 304 pushes, 24 branches in 5 years 7 months
next-jsreactjesttestingreact-testing-library
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