São Paulo, Brazil
Full Stack Developer with 12+ years of experience delivering scalable web and mobile solutions across logistics, tourism, education, and e-commerce industries. Skilled in TypeScript, Node.js, React Native, and MongoDB, with production experience in REST APIs, GraphQL, AWS, and CI/CD pipelines. Highlights include migrating monolithic systems to modular Node.js services, architecting white-label platforms, building end-to-end features from API to UI, and mentoring cross-functional teams. Passionate about code quality, system design, and delivering seamless user experiences across platforms.
Worked in 2 different apps: Hipcamp - Worked on the evolution of Hipcamp’s mobile app, a platform for outdoor travel bookings. My contributions included: - Managed bi-weekly app releases on Google Play and App Store, coordinating QA and release pipelines to achieve on-time delivery - Upgraded React Native from v0.73 to v0.76.9 and Expo SDK to v52, reducing crash rate and ensuring full compatibility with the latest OS versions - Fixed critical bugs on key features like location search and filters, increasing app reliability - Spearheaded redesign of the home screen UI and built RV vehicle onboarding flow using React Native and the internal UI components library, increasing engagement by 12% - Developed 100+ unit tests using Jest and actively contributed to 300+ PRs, raising code coverage to 92% and reducing critical bugs in production - Led A/B testing efforts using Growthbook, from experiment design to impact analysis DRAIVER - Joined the project from day one to develop the new DRAIVER app, a platform for vehicle logistics and delivery. Key responsibilities included: - Acted as technical mentor and team lead for junior developers, supporting code reviews and best practices - Built high-complexity UI flows (e.g., delivery scheduling, real-time maps) with React Native and Redux Toolkit - Authored 1 50+ unit tests (Jest) and 10+ E2E tests (Appium) , catching critical bugs pre-release and enhancing app stability - Implemented geofencing using Mapbox to enable real-time driver tracking
Worked as a full-stack developer on gamified educational solutions, focused on performance, scalability, and engaging UX: - Oversaw monthly deployments to Google Play and App Store, automating versioning and submission processes to reduce release time by 50% - Developed RESTful Node.js APIs for user engagement and gamification modules, reducing response times by 25% through MongoDB indexing and schema optimization - Implemented SSO authentication using AWS Cognito, improving security for enterprise clients - Architected a white-label React Native framework with dynamic theming and build-time configurations, cutting client onboarding time by 50% - Refactored codebase into modular components and feature-based folders, improving maintainability and reducing bug-related rollback incidents by 20% - Built real-time chat and game with Socket.IO, and implemented Reanimated-based animations that boosted user engagement metrics by 10%
Worked on the Shelfup App, a mobile solution for sales and logistics, with a focus on usage in low-connectivity areas: - Mentored 3 junior developers and led weekly code reviews, reducing onboarding time and increasing code quality as measured by a 25% drop in post-release bugs - Delivered customer loyalty and product catalog features for Marfrig’s app using React Native and Expo - Designed and implemented a shelf management module with offline sync and real-time updates - Applied Offline First architecture using SQLite, enabling 100% app functionality in low-connectivity regions
Led the full development of Welook4, a second-hand product marketplace app: - Designed and developed the Welook4 second-hand marketplace app from the ground up using React Native and Redux - Built serverless image optimization pipeline using AWS Lambda , reducing average image load time by 45% across the platform - Managed recurring app deployments to Google Play and App Store , automating release builds and improving time-to-publish by 30% - Wrote 150+ Jest unit tests covering core components, increasing test coverage to 85% and reducing bugs in production by 35%
Led the modernization of the Hyper.jobs platform, improving scalability and maintainability: - Led migration of monolithic PHP backend to modular Node.js architecture, mentoring a team of 8 and reducing system response time by 40% - Built multiple front-end projects using Angular, focusing on performance and UX - Built 10+ private NPM packages, cutting development time for new features by 35% across multiple projects