Hi, I am a Mobile Developer, in the last 2 years is dedicated to Android developing. and recently working with Flutter SDK. In my applications, I have worked with Bluetooth, WI-FI, POS Payments, Websocket, MQTT, Star Printers, SQLite database, REST API, Camera I also love to continue improving my knowledge and improve my code. so I can always have my best updated and cleaner code. My expertise fields: • Native Android • Flutter SDK • Java • Google Map • SQLite, Firebase, PostgreSQL,Realm, MySQL • Retrofit2, Volley, OKHttp • Social networks API: Facebook, Twitter, LinkedIn, Instagram, VK • Crashlitics. • Push Notifications • In-App Purchase, Stripe SDK, and other payments systems • Firebase.