Chocolate Finance Mobile App

- Project: Chocolate Finance is a Singapore-based digital cash management app offering daily returns on SGD/HKD/USD balances, instant withdrawals, and a linked Visa card. - Delivered UI features for a Flutter application with 100,000+ active users, applying a feature-based modular and Clean Architecture (Presentation → Domain → Data) with Repository abstraction and Dependency Injection to ensure scalability, maintainability, and testability. - Utilized Flutter BLoC (Cubit) for predictable and maintainable state management. - Integrated APIs through a custom 3-layer network architecture (DTOs – Targets – Clients) with JSON serialization. - Implemented In-app Provisioning and Wallet extension for Chocolate VISA card. - Built from scratch an automation testing framework using Appium. - Collaborated closely with Backend engineers, Designers, and QA to align API contracts, deliver pixel-perfect UI, and ensure a consistent user experience across the system. - Tech Stack: Flutter (Dart 3), Swift, BLoC (Cubit), Dio, GetIt (Dependency Injection), AutoRoute, Sentry, Appium (Automation Testing)