Vitor Buzinaro
Staff Frontend Engineer at Close
Ceará, Brazil
Summary
🤩
Rockstar🎓
Top SchoolVitor Buzinaro is a Staff Frontend Engineer with 10+ years crafting performant, modern web experiences from Ceará, Brazil. He has led frontend architecture and performance efforts at Close—modernizing React, migrating build tools and stylesheets, and building reusable rich-text and email editors that became foundation components across the product. Comfortable across the stack, he has shipped complex UI features (Kanban pipelines, call coaching, upcoming meetings) and improved load times through pragmatic refactors and tooling upgrades. An active open-source contributor, he maintains lightweight JS utilities like a custom scrollbar and has ported ESLint rules into TSLint-compatible tooling, showing attention to cross-browser behavior and code quality. Colleagues rely on him for long-term FE roadmaps and pragmatic migrations that balance legacy maintenance with forward-looking engineering.
11 years of coding experience
15 years of employment as a software developer
Bachelor of Technology (B.Tech.), Systems Engineering, System Analysis and Development, Bachelor of Technology (B.Tech.), Systems Engineering, System Analysis and Development at Faculdade de Tecnologia de São Paulo
Portuguese, English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (15)
css10
typescript10
javascript10
s610
typescripts10
tslint10
eslint10
vanilla-javascript10
front-end-development10
typescript-types10
cross-browser9
browser-support9
regular-expression9
backward-compatibility9
testing8
Programming languages (13)
Github contributions (5)
buzinas/tslint-eslint-rules
Nov 2015 - Sep 2021
Improve your TSLint with the missing ESLint rules
Role in this project:
Back-end Developer
Back-end DeveloperContributions:17 releases, 136 commits, 62 PRs in 5 years 11 months
Contributions summary:Vitor primarily contributed to improving the TSLint rules for ESLint compatibility. They implemented new rules like `no-constant-condition`, `no-duplicate-case`, `use-isnan`, `no-extra-semi`, `no-extra-boolean-cast`, `no-unexpected-multiline`, `no-invalid-regexp`, `no-inner-declarations`, `no-regex-spaces`, `no-empty-character-class`, `no-control-regex`, and `object-curly-spacing` . They also fixed bugs and improved existing rules, updating the TSLint dependency, and enhancing testing procedures.
eslinttslint
buzinas/simple-scrollbar
Aug 2015 - Jun 2020
Very simple and lightweight vanilla javascript library for creating a custom scrollbar cross-browser.
Role in this project:Front-end Developer
Front-end DeveloperContributions:7 releases, 92 commits, 18 PRs in 4 years 11 months
Contributions summary:Vitor primarily contributed to the development of a JavaScript library for creating custom scrollbars. Their work involved writing JavaScript code to manage scrollbar behavior, including drag-and-drop functionality and positioning. They also created CSS files to style the scrollbar elements, ensuring a visually consistent appearance across different browsers. The user implemented ES6 versions and transpiled them to ES5 versions of the code, showcasing their ability to write modern JavaScript.
cross-browsercustom-scrollbarvanilla-javascript
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