Vitaliย Zaidman
Software Engineer at Meta
London, England, United Kingdom
Summary
๐คฉ
Rockstar๐
Top SchoolVitali Zaidman is a hands-on software engineer and architect with 12 years of experience building large-scale web and mobile products from startup to enterprise, currently working at Meta on Metaverse initiatives. He has led multi-disciplinary teams to rebuild major customer-facing platforms (10bis/TakeawayPay, Powtoon) and driven technical transformations from legacy stacks to modern React/TypeScript ecosystems. Equally comfortable in front-end performance tuning and back-end build infrastructure, Vitali contributes to high-profile open-source projects including React, React Native, and Metro bundlerโimproving codegen, CI publishing, and render-inspection tooling. He combines pragmatic leadership with deep engineering craft, often owning infra choices (Webpack/Babel/Azure Pipelines) and mentoring cross-team architectural practices. A curious problem-solver, he also introduced cross-project โhorizontalโ architect rotations to spread knowledge and accelerate innovation.
12 years of coding experience
10 years of employment as a software developer
B.Sc., Computer Science, B.Sc., Computer Science at The Open University of Israel
Hebrew, English, Russian
Stackoverflow
919reputation
58kreached
14answers
25questions
Github Skills (43)
babel610
json10
debugging10
github-ci10
javascript10
c-language10
cdp10
react-native10
flow-control10
mobile-development10
chrome-devtools-protocol10
testing10
work-flow10
typescript10
ui-design10
Programming languages (16)
Github contributions (5)
welldone-software/why-did-you-render
Nov 2018 - Apr 2022
why-did-you-render by Welldone Software monkey patches React to notify you about potentially avoidable re-renders. (Works with React Native as well.)
Role in this project:
Front-end Developer
Front-end DeveloperContributions:85 releases, 7 reviews, 390 commits in 3 years 5 months
Contributions summary:Vitali's commits primarily focus on enhancing the "why-did-you-render" library, which aims to identify unnecessary re-renders in React and React Native applications. They improved existing examples, made modifications to default notifiers, and fixed bugs in the demo application. Their work included code improvements like better linting, improvements to existing examples, and fixing demo files, showcasing their involvement in UI performance optimization and debugging.
reactreact-nativeperformancerenderupdate
react/metro
Feb 2023 - Feb 2026
๐ The JavaScript bundler for React Native
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:1 release, 19 reviews, 46 PRs in 3 years 1 month
Contributions summary:Vitali primarily contributes to the Metro bundler, working on improving the build and testing infrastructure. They added support for flow enum parsing and implemented GitHub Actions for building, linting, and testing the repository. The user also worked on migrating the publishing process to GitHub Actions and updating dependencies, specifically node-fetch and babel packages.
bundlerjavascriptreact-native
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