iOS/macOS Developer LLC FREEDOM SPACEParticipated in development project called DealogX. DealogX - is a messenger for confidential business communication, does not store messages servers and ensures protection of messages through E2E unique DX encryption. In this project, I worked with the following technologies and frameworks: CoreData, Async/Await, LocalAuthentication, LinkPresentation, ShareExtension, Location, creating swiftUI views for iOS and macOS. (Ukrainian startup for iOS and macOS platforms https://apps.apple.com/ua/app/dealogx/id6448637500)IOS/Android developer CML TeamXamoom's smart app (iOS: Swift, Objective-C and Android: Java, Kotlin) - The Xamoom app is designed to display various types of content, including text, pictures, video, and audio. It supports features such as Bluetooth beacon integration, QR code scanning, and Mapbox maps. During the project, my responsibilities included implementing new features and providing technical support. I worked with Mapbox maps, Mapbox navigation, beacons, deep linking, notifications, RuntimePermissions, and location services.Persona Mobile App (iOS) - The app scans the badge and provides personalized commercial and industry information about its owner. The application is focused on team leads and decision makers in the business sector for communication at various conferences. On the project, I worked with SwiftUI, Combine, MVVM, notifications, Realm, Keychain, and biometric authentication.