Mohamed Oun
Staff Product Engineer at Tech Cities Index
Berlin, Germany
Summary
👤
Senior🎓
Top SchoolMohamed Oun is a product-focused Staff Product Engineer based in Berlin with 11 years of experience building performant, accessible web applications using React, Next.js, GraphQL, and TypeScript. He has repeatedly taken features from ideation to scale—driving 1M+ user adoption at Affirm, launching revenue-generating features at HelloFresh, and enabling 1,000,000+ public profiles at Edge. A pragmatic leader in remote US-startup environments, he introduced E2E testing, frontend monitoring, and AI-assisted development practices that improved reliability and developer productivity. He also ships product-led solutions, such as an AI Google Reviews Reply Agent that boosted customer response rates by 40%. Founder of Tech Cities Index (used by 80k engineers/month) and an On Deck Founder Fellow alumnus, he pairs entrepreneurial instinct with hands-on engineering to navigate uncertain requirements and get products from 0 to 1.
11 years of coding experience
9 years of employment as a software developer
Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at The British University in Egypt
English, Arabic, German
Stackoverflow
591reputation
55kreached
1answer
17questions
Github Skills (200)
testing10
hyper10
automation10
visual-studio10
nike10
2captcha10
regular-expression10
firefox10
api10
html10
json10
maintainability10
nodejs10
css10
python10
Programming languages (13)
Github contributions (5)
Mohamed3on/blog
Jun 2018 - Oct 2024
Someday, a blog will be finally created. Its code shall live here.
Contributions:70 pushes, 1 branch in 6 years 4 months
Mohamed3on/thumbnail-rating-bar-for-youtube
Feb 2020 - Jan 2025
Chrome and Firefox Extension: Show the rating bar (likes/dislikes) on the bottom of every YouTube thumbnail.
Contributions:30 pushes in 5 years
firefoxthumbnaildislikesratingjavascript
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