Osvaldo Filho
Senior Mobile Developer (React Native)
São Paulo, Brazil
Summary
👤
Senior🎓
Top SchoolOsvaldo Filho is a Senior Mobile Developer based in São Paulo with over 17 years in software and seven years specializing in modern JavaScript/TypeScript stacks, particularly React Native and Node.js. He builds production-ready mobile apps (Expo) focused on performance, offline sync and real-time features, and has led full-stack SaaS projects with multitenancy, CI/CD, and design systems. His experience spans fintech and enterprise clients, integrating complex data sources and automation (Puppeteer, Cheerio, Prisma, PlanetScale) to deliver scalable backends and reliable mobile experiences. Comfortable across the entire app lifecycle, he pairs hands-on coding with DevOps collaboration to ship apps to App Store and Google Play. A pragmatic technologist, he combines legacy ERP knowledge (Delphi/Firebird) with current best practices from Rocketseat trainings, giving him a rare breadth from low-level maintenance to modern cloud-native architectures.
7 years of coding experience
18 years of employment as a software developer
Programming Student Information Technology, Programming Student Information Technology at TreinaWebComputer Student Information Technology, Computer Student Information Technology at InterhouseTechnologist Analysis and Systems Development, Technologist Analysis and Systems Development at Faculdade de Tecnologia EduvaleComputer Student Information Technology, Computer Student Information Technology at Advance CCIFull Stack Student (Node.js ReactJS React Native IA) - Ignite 2022 Information Technology, Full Stack Student (Node.js ReactJS React Native IA) - Ignite 2022 Information Technology at RocketseatPersonnel Administrative and Technological Student Information Technology, Personnel Administrative and Technological Student Information Technology at Cebrac FranchisingNorth Paraná University
English, Portuguese
Github Skills (200)
google-places10
jsonb10
ui-components10
testing10
react-navigation-stack10
react-native-reanimated10
bootcamp10
isolation10
react-native-expo10
react-native-gesture-handler10
ecosystem10
gostack10
html10
json10
storybook-addon10
Programming languages (8)
Github contributions (5)
osvaldokalvaitir/nodejs-shoe-store
Oct 2018 - Dec 2022
:athletic_shoe: Shoe Store Application using Node.js, Express, CORS, ESLint, Mongoose, Mongoose Paginate, Insomnia, Docker and Robo 3T
Contributions:74 commits, 32 PRs, 68 pushes in 4 years 1 month
mongoose-paginateprodutosrocketseatexpressshoe
osvaldokalvaitir/reactjs-gostack4-module1
Dec 2018 - Sep 2024
:page_facing_up: Application using ReactJS, Babel, Webpack, prop-types, Style Loader, CSS Loader, Sass Loader, EditorConfig, React DevTools, ESLint, Prettier and React Developer Tools
Contributions:39 PRs, 68 pushes, 35 branches in 5 years 10 months
prettier-eslintrocketseatdeveloper-toolsreactjsprop
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