Michell Ocaña
Senior Front-End Engineer at X-Team
Rio Grande do Sul, Brazil
Summary
👤
Senior🎓
Top SchoolMichell Ocaña is a Senior Front-End Engineer with 11 years of experience building performant, user-focused web and mobile interfaces, currently working across roles at X-Team and Coinbase from Brazil's Rio Grande do Sul. He specializes in React, React Native and TypeScript, and has deep expertise in build tooling such as Webpack, Rollup and Biome-related linting—contributing rules that improve static analysis and code quality. As a former Technical Lead at CWI Software, he architected a front-end monorepo used across Coca-Cola projects, led accessibility efforts, and delivered high-scale promotions and mobile experiences that reached millions. He pairs hands-on implementation (including Flutter and React Native tracking apps) with mentoring, interviewing, and direct client collaboration, bringing both technical depth and pragmatic leadership. Notably, he blends open-source contributions to tooling with practical product delivery, making build-time quality a visible part of his engineering practice.
11 years of coding experience
9 years of employment as a software developer
Basic computing course, Information Technology, Basic computing course, Information Technology at Evolução EducacionalHigher Education Degree in Internet Systems, Web Development, Higher Education Degree in Internet Systems, Web Development at Universidade FeevaleWeb Design Course, Web Design, Web Design Course, Web Design at Escola MagnaComputing course, Information Technology, Computing course, Information Technology at Escola Olimpio
Stackoverflow
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Github Skills (9)
linter10
static-code-analysis10
typescript10
javascript10
formatter10
typescripts10
formatters10
typescript-types10
css4
Programming languages (7)
Github contributions (5)
biomejs/biome
Nov 2023 - Jul 2024
A toolchain for web projects, aimed to provide functionalities to maintain them. Biome offers formatter and linter, usable via CLI and LSP.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:56 reviews, 7 PRs, 68 comments in 7 months
Contributions summary:Michell has contributed to the Biome toolchain by adding and modifying lint rules. Their work includes implementing the `useDefaultSwitchClause`, `noUselessStringConcat`, and `noYodaExpression` rules, enhancing the tool's capabilities for static code analysis and code quality. They also updated the configuration files and migration scripts to incorporate these new rules. Moreover, they improved the code with the `noIrregularWhitespace` rule.
cssformatterjavascriptjsonjsx
michellocana/babel-plugin-jsx-auto-test-id
Oct 2019 - Nov 2021
Contributions:1 review, 36 commits, 28 PRs in 2 years 1 month
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