• Developed a data transmission workflow for data models, including creating, managing, and closing changesets in XML format, according to OpenStreetMaps standards

• Built a login system with SwiftUI, utilizing Keychain for safe token and refresh token storage and implementing a token refresh mechanism to maintain seamless user access

• Redesigned the annotation view, allowing users to manually correct the labels for objects misclassified by the AI model

• Worked closely with a team following Scrum practices, joining daily stand-up meetings to stay aligned and meet project deadlines efficiently

• Developed a sports tracking app using a complete design created in Figma

• Applied the MVVM architecture across 16 modules and used the Coordinator pattern for navigation

• Implemented over 10 custom UI elements, including buttons, switches, and segmented controls

• Used Firebase and Firestore to implement registration, login, and password reset features, and securely manage user data

• Integrated animated progress charts using CALayer to dynamically visualize user metrics