Develop and enhance client mobile applications using Flutter and related technologies (Jaspr, KMP, SwiftUI). Fix issues, refactor codebases, and implement new features. Use AI tooling (Claude; previously Cursor) to improve testing and development workflows. Built from scratch a Starlette backend on GCP, including authentication (JWT), Cloud Storage, Cloud SQL, Firestore, IAM, OCR, and Vertex AI. Consumed Google Agent Developer Kit (ADK) to create a GenUI demo with custom Gemini AI agents for chat, AI insights, and chat suggestions. Participate in architectural and technical discussions, supporting product and business decisions.

Flutter Developer (Contractor) at TeclaT

January 1, 2023 - January 1, 2023

Used Freezed to assist immutable code generation and state management. Built multi-page forms and implemented geolocation using Geolocator.

Flutter and Node.js Developer at Boticario Group

January 1, 2023 - January 1, 2026

Participated in application restructuring decisions impacting franchise operations. Maintained an offline-first inventory app with robust persistence, including background synchronization for large CSV files. Implemented native middleware/plugin communication for RFID compatibility with collection devices. Configured monitoring (New Relic, Firebase) for error tracking and performance. Set up CI/CD pipelines using Bitrise and GitHub Actions. Developed and executed automated tests with Maestro Studio, and improved reliability with unit tests (Mocktail). Implemented feature flags/toggles via ConfigCat and deployed strategic force update mechanisms for security and performance. Performed maintenance on a Node.js backend consuming AWS services.

Flutter Developer at Sou Energy

January 1, 2021 - January 1, 2021

Built a mobile app impacting 2 shopping malls and 3 restaurants, reaching over 10,000 users. Collaborated with a 5+ developer team to deploy two apps on Google Play. Maintained a mobile app with HTTP RESTful and WebSocket communication with a backend system, implemented responsive layouts for multiple device sizes, and worked with international developers in English to implement a custom Android SDK. Used Git for versioning across teams under Agile (Scrum) practices.

Flutter Developer at Casa Magalhães Group

January 1, 2021 - January 1, 2023

Developed native camera modules using CameraX (Android) and AVFoundation (iOS). Implemented QR code and barcode scanning using ML Kit (Android) and AVFoundation/iOS integration. Created and executed automated tests with Maestro Studio and added unit tests reaching ~80% code coverage. Configured product flavors to build different applications from a shared codebase. Integrated Firebase services (Firestore, Google Analytics) and maintained white-label applications.

Developer Intern at Laboratory of Technological Innovation (LIT)

January 1, 2020 - January 1, 2021

Worked on a Flutter project to take pictures and send them to a server to verify objects. Used YOLO and OpenCV (Python) on the backend to detect objects in images. Used Arduino with C++, camera, and other hardware tools to replicate app behavior outside a phone environment.