Daryl Koopersmith
Member Of Technical Staff at Anthropic
New York, New York, United States
Summary
🤩
Rockstar🎓
Top SchoolDaryl Koopersmith is a seasoned software engineer with 15 years of experience building large-scale consumer and developer-facing products, now a Member of Technical Staff at Anthropic in New York. Previously he served as Senior Staff Software Engineer at Stripe, where he led technical direction for 200+ engineers and architected a company-wide UI platform used across Checkout, Elements, and Link. His background includes Principal Engineer work at Medium and early influence in the WordPress core as a committer, reflecting deep expertise in web platforms and open-source collaboration. Daryl blends hands-on engineering with systems-level architecture and cross-team leadership, routinely moving between product UX and infrastructure concerns. He is comfortable scaling teams and platforms alike, having driven both strategic architecture and day-to-day technical execution. Trained in computer science at Washington University in St. Louis, he brings a pragmatic, product-focused approach informed by extensive experience across startups and large product organizations.
15 years of coding experience
14 years of employment as a software developer
Bachelor of Science (B.S.) Computer Science, Bachelor of Science (B.S.) Computer Science at Washington University in St. Louis
Github Skills (43)
javascript10
testing10
wordpress10
webpack10
vue10
html10
react10
angular10
storybook9
ui-components9
react-native9
prompt9
animation9
zero-configuration9
package-control9
Programming languages (6)
Github contributions (5)
impromptu/impromptu
Mar 2013 - Nov 2016
A better prompt.
Contributions:453 commits, 22 pushes, 5 branches in 3 years 8 months
prompt
Medium/soy-sublime
Mar 2014 - Feb 2015
Contributions:21 commits, 1 push, 1 tag in 11 months
textmatepackage-templatesublimesublime-textclosure
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