As a key contributor, I develop new features, maintain and improve the app, manage technical debt, deploy and monitor the WeTransfer app across iOS, iPadOS, and macOS platforms, and mentor other engineers.- Led iPadOS support for the WeTransfer app, managing a team of two engineers and collaborating with Product and Design teams. Enhanced UX, driving 30-50% increase in subscriptions and 30% rise in conversions over iOS.- Planned and executed a refactor of the iOS ad carousel to support industry-standard ad analytics, enhancing performance and usability of the full-screen wallpaper carousel. Reduced CPU usage by 15%, lowered energy impact, cut I/O operations by 50%, and decreased network usage by 22%, aligning with business goals and improving testability and monitoring.- Automated project setup to reduce initial setup time and streamline onboarding and workflow.

Essential Developer builds and supports a community of professional iOS developers who believe in high-standards, excellence and delivering great apps through the iOS Lead Essentials online training program.- Support a global community of iOS developers by reviewing challenges, answering questions, and sharing knowledge in the program’s community.- Provide insights on writing clean, maintainable, and scalable code, while encouraging a strong culture of continuous learning and high standards.

- Led the modularization of the Siilo app, breaking it into nine modules, including two feature modules. This effort improved code maintainability and scalability.- Developed and rolled out iPadOS support, optimizing the Siilo app for iPad users and enhancing the app’s versatility across platforms.- Established the entire CI/CD pipeline, optimizing the development lifecycle for continuous integration,nightly builds, QA, and deployment.

Ludwig was an iPadOS and iOS accessibility project, featured on WWDC15 Keynote in The App Effect. Ludwig introduced the music world to hearing-impaired people. The app works as a piano with colors and vibrations, using a wristband as an external hardware, allowing users to visualize and feel the played music in an unique way.

CocoaHeads is a group devoted to discussion of Apple Computer's Cocoa and CocoaTouch Frameworks for programming on MacOS X and iOS. During monthly meetings, members present on their projects and offer tutorials on various programming topics.More info: http://www.cococaheads.com.br

The Apple Developer Academy is an innovative program aimed at cultivating highly skilled iOS developers. Originally launched in Brazil, it has since expanded to several countries worldwide. The program is rooted in Challenge-Based Learning (CBL), a dynamic and multidisciplinary teaching approach. CBL empowers students to harness the technology they use daily to address real-world challenges, driving impactful solutions within their homes, schools, and communities.