Cooper Edmunds
CEO And Co-Founder at Petra Security
San Francisco, California, United States
Summary
👤
Senior🎓
Top SchoolCooper Edmunds is a detection engineer and CEO/co-founder based in San Francisco with eight years of software and quantitative experience. He previously built Bluesky Social’s For You feed, helping power recommendations for over a million users and contributing front-end improvements that smoothed navigation and feed state handling across web and mobile. After a stint building systematic equity strategies at Bridgewater and an early engineering role at Meta, he launched Petra Security to focus on applied security and detection. A Duke graduate in Computer Science and Philosophy (3.94 GPA), Cooper blends product-minded front-end craftsmanship with rigorous analytical approaches to systems and threat detection. Colleagues describe him as a pragmatic builder who moves between code, product, and leadership while prioritizing reliable, test-backed features.
8 years of coding experience
1 year of employment as a software developer
Bachelor of Science - BS, Computer Science, Philosophy, 3.94/4, Bachelor of Science - BS, Computer Science, Philosophy, 3.94/4 at Duke University
Stackoverflow
1reputation
0reached
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Github Skills (13)
typescript10
javascript10
user-interface10
typescripts10
front-end-development10
react10
typescript-types10
ios8
mobile8
asyncstorage8
android-development8
android8
mobile-development8
Programming languages (4)
Github contributions (5)
bluesky-social/social-app
Nov 2023 - Jan 2024
The Bluesky Social application for Web, iOS, and Android
Role in this project:
Front-end Developer
Front-end DeveloperContributions:2 reviews, 5 PRs, 9 comments in 1 month
Contributions summary:Cooper primarily focused on enhancing the user interface and navigation within the Bluesky Social application. Their contributions included adding and utilizing a `pinOnSave` feature for feed management, modifying the tab bar to conditionally display a "Feeds" link, and implementing a string-based approach for tracking the active page. They also updated home-screen tests related to feeds and made changes to utilize `lastActiveTab` from AsyncStorage for non-desktop environments.
CooperEdmunds/me-you-rdu
Nov 2018 - May 2019
Connecting Duke students to potential carpoolers
Contributions:24 PRs, 99 pushes, 2 branches in 6 months
reacttypescriptduke
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