Key Responsibilities:•Feature Development: Development of new features within the "HelpPay" app. Most noticeable of them: QR scan and payment sequence with sms verification, notifications via Firebase, adapting codebase for Web version of application.•Adaptive User Interface: Worked on crafting a flexible and adaptive user interface to accommodate diverse organizational needs. Creating a web version of the application•Performance Optimization: Implemented optimizations within the code base structures to enhance performance, ensuring swift navigation and responsiveness on both mobile and web versions of the application..Technologies Used:Flutter | Dart | RESTful APIs | Postman | BLoC | Jira | Bitbacket | Qr_Flutter | Firebase_messaging

Key Contributions:•Cross-Platform Development: Development of a cross-platform application using Flutter, ensuring a seamless user experience on both iOS and Android devices.•Innovative Features: Implemented new features within the "Slivki" app, enhancing user engagement and satisfaction. Such as complex filtering features, voice input feature, map with discounts pins all around Belarus.•Successfully integrated and leveraged RESTful APIs to fetch and display real-time data, keeping the app dynamic and up-to-date.Technologies Used:Flutter | Dart | RESTful APIs | Postman | BLoC | Jira | Git | DIO | Equatable | Hive | Intl | Qr_Flutter