Valdrin Koshi
New York, New York, United States
Summary
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RockstarValdrin Koshi is a Software Engineer and technical lead based in New York with over a decade of experience building front-end systems and web components, currently maintaining Polymer elements on Chrome and owning the Polymer overlay system used across major Google products. He combines deep UI engineering—polyfills, accessibility features like inert, and Shadow DOM event handling—with practical product experience from startups to enterprise (CTO of Homecooked, multiple roles at SAP). An active open-source contributor, Valdrin has improved widely used projects such as google/closure-compiler, webcomponentsjs and Polymer, focusing on compatibility, testing, and build reliability. He brings a rare mix of rigorous academic training in multimedia and telecommunications and hands-on delivery across mobile, web, and platform-level components.
11 years of coding experience
Github Skills (18)
woocommerce10
javascript10
storefront10
wordpress-themes10
testing10
component-development10
wordpress10
css10
polymer10
user-interface10
web-components10
html10
shadow-dom10
custom-element10
type-checking10
Programming languages (11)
Github contributions (5)
WICG/virtual-scroller
Mar 2018 - Nov 2018
Role in this project:
Front-end Developer
Front-end DeveloperContributions:105 commits, 95 PRs, 359 pushes in 8 months
Contributions summary:Valdrin's primary contribution involved developing and integrating components for a virtual scroller library, focusing on the user interface and its interaction. They added functionality to dynamically load content, implement scrolling behavior, and customize the visual appearance of the scroller. The user addressed various bug fixes related to scrolling, rendering, and the overall user experience.
woocommerce/storefront
Nov 2017 - Apr 2020
Official theme for WooCommerce
Role in this project:Front-end Developer
Front-end DeveloperContributions:14 commits, 3 PRs, 11 comments in 2 years 5 months
Contributions summary:Valdrin primarily contributed to the front-end aspects of the WooCommerce Storefront theme. Their commits focused on improving the theme's JavaScript functionality, including fixing spacing, removing jQuery dependencies, and enhancing navigation and homepage scripts. They addressed various UI/UX improvements related to the checkout process and website layout, further suggesting their focus on front-end development.
woocommercestorefrontcssphpautomattic
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