Oleksandr Kuzmenko
Frontend Developer at Working Media Inc
Kyiv, Ukraine
Summary
👤
SeniorOleksandr Kuzmenko is a Frontend Developer from Kyiv with 11 years of experience building user-facing applications using HTML5, CSS3/SCSS, JavaScript (including TypeScript) and Vue/Vuex. He has a strong tooling and architecture focus—Webpack, Git, Docker and BEM-driven CSS—applied across public sector and blockchain projects as well as agencies. Oleksandr contributes to notable open-source work on the Babel compiler, improving tokenizer reliability and decorator transforms and expanding test coverage, which signals deep understanding of JS language internals beyond typical frontend duties. Comfortable working in Unix environments and templating systems (Twig, Blade, Pug), he blends pragmatic engineering with attention to maintainable code and test integration.
12 years of coding experience
7 years of employment as a software developer
Github Skills (8)
compiler10
babeljs10
javascript10
compiler-compiler10
babel-core10
s69
astm9
testing8
Programming languages (10)
Github contributions (5)
babel/babel
Feb 2017 - Apr 2017
🐠 Babel is a compiler for writing next generation JavaScript.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:13 commits, 7 PRs, 27 comments in 2 months
Contributions summary:Oleksandr primarily contributed to the Babel compiler project by addressing bug fixes and making improvements to the core functionalities. Their work included the implementation of changes within `babel-plugin-transform-decorators` which involves modern JavaScript features and also number parser fixes within the tokenizer to improve its reliability. The user demonstrated their understanding of code coverage and test integration by enhancing coverage in the babel-generator and including additional tests.
compilerjavascriptbabelastflavortown
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