Sergey Nikolaienkov
Software Engineer - Meta Horizon OS
Zurich, Zurich, Switzerland
Summary
🤩
Rockstar🎓
Top SchoolSergey Nikolaienkov is a software engineer with 11 years of experience building core OS and Android platforms, currently working on Meta Horizon OS in Zurich after a five-year stint on Android OS at Google. He has deep expertise in mobile and systems-level engineering, contributing to high-impact projects such as Facebook’s Litho UI framework—where he improved component validation, refactored component pools, and optimized EditText state handling. Sergey combines a strong mathematical background in applied statistics with pragmatic engineering, enabling data-informed decisions in performance-sensitive code. His career spans startups and tech giants, demonstrating an ability to ship robust, scalable platform features and quietly improve developer-facing infrastructure.
11 years of coding experience
10 years of employment as a software developer
Bachelor’s Degree Mathematics Applied and Theoretical Statistics, Bachelor’s Degree Mathematics Applied and Theoretical Statistics at Taras Shevchenko National University of Kyiv
English, Russian, Ukrainian
Github Skills (10)
litho10
javas10
uid10
front-end-development10
ui-design10
android10
component-design10
java10
refactor9
refactoring9
Programming languages (3)
Github contributions (5)
facebook/litho
Nov 2017 - Jun 2019
A declarative framework for building efficient UIs on Android.
Role in this project:
Mobile Developer (Android)
Mobile Developer (Android)Contributions:1 release, 170 commits, 1 tag in 1 year 7 months
Contributions summary:Sergey contributed to the `facebook/litho` repository, a declarative UI framework for Android, by fixing argument type validation issues and refactoring code related to components, including refactoring components pool. The user also added a new `EditTextStateUpdatePolicy` class for the `EditText` component, contributing to UI element optimization. Furthermore, the user contributed to code related to handling transitions, and also added code for showing transition key in the log.
uisdeclarativeandroid
sergeynv/AIDE
Mar 2023 - Nov 2023
Contributions:27 pushes in 7 months
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