Anton Korzunov
Principal Software Engineer at Esosedi
Sydney, New South Wales, Australia
Summary
🤩
Rockstar🎓
Top SchoolAnton Korzunov is a Principal Software Engineer based in Sydney with 14+ years of cross-disciplinary experience spanning C/C++, PHP, JavaScript/TypeScript and large-scale frontend systems. He has a track record of building performance-critical solutions—from VoIP and mapping at Yandex to founding and scaling a 3.5M MAU geolocated forum—and now focuses on React/Redux architecture and maintaining key open-source tooling. A prolific maintainer and inventor, Anton authored a dozen software patents, created hundreds of OSS projects and contributed notable improvements to widely used libraries like loadable-components and react-focus-lock. Comfortable in both deep systems work and developer-facing libraries, he blends low-level optimization instincts with pragmatic UX-minded component design. Notably, he continues to run a high-traffic consumer service he built solo, demonstrating rare end-to-end ownership alongside enterprise engineering.
14 years of coding experience
22 years of employment as a software developer
No degree Applied Mathematics, No degree Applied Mathematics at Moscow State Institute of Radio Engineering, Electronics and Automation (Technical University) 
Русский, Английский
Stackoverflow
140reputation
23kreached
11answers
1question
Github Skills (25)
accessibility10
javascript10
component-development10
server-side-rendering10
typescript10
ui-design10
webpack10
uid10
code-splitting10
front-end-development10
webpacker10
typescript-types10
typescripts10
react10
react-ssr9
Programming languages (11)
Github contributions (5)
theKashey/react-focus-lock
Aug 2017 - Jan 2023
It is a trap! A lock for a Focus. 🔓
Role in this project:
Front-end Developer
Front-end DeveloperContributions:20 releases, 20 reviews, 302 commits in 5 years 5 months
Contributions summary:Anton's commits primarily focus on the development and enhancement of React components within the `react-focus-lock` repository. They implemented new features, such as autofocus control and support for cross-frame interactions, demonstrating a deep understanding of React and its lifecycle methods. Furthermore, the user addressed and resolved various issues related to component behavior, including nested return focus scenarios and the handling of tabIndex attributes, thus improving the library's usability and reliability. The user also addressed and resolved styling and rendering issues, demonstrating understanding of component styling.
reactlockfocus-locka11ytrap
gregberge/loadable-components
May 2018 - Dec 2021
The recommended Code Splitting library for React ✂️✨
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:13 releases, 62 reviews, 67 commits in 3 years 7 months
Contributions summary:Anton primarily contributed to the `loadable-components` library by implementing and maintaining features across both the front-end and build process. The user added TypeScript definitions, improved the build process with Babel plugins, and fixed memory leaks in the server-side rendering features. They also addressed issues related to webpack caching and improved the overall performance and stability of the library.
code-splittingreactssrwebpackreact-router
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