I have over 20+ years in designing, developing, and delivering quality software for Windows, Embedded and Linux platforms and 5+ years in Android development. I am 100% focused in mobile projects now. Programming languages: Java, Kotlin Libraries/Tools: Firebase(database, authentication, analytics, notifications, Crashlytics, remote config), Eventbus, Objectbox, ObjectBox Sync, Pushy, Volley, Retrofit, Picasso, MQTT, Google Map Api,OpenStreetMap, GPS Location, Bluetooth, in-app purchases, social network API (Facebook, Google, Twitter, Instagram), AWS, Sockets, Barcode, QR scanners, Camera API, Google AdMob Local storages: SQLite, PaperDB Environments: Android Studio, Git, Team Foundation Server Back-end development: PHP, MySQL, NodeJS, socketcluster WEB: HTML5, jQuery, JavaScript