Management of the POS application, with front-end updates and back-end improvements, through Room, REST API, DATA Binding, SQLite and Json. Finally, the same was implemented in the play store, throughout the process I dealt with bug fixes that affect users. Participation in the development of the totem for a large company in the food sector (Dengo), using DATA Binding and REST API.

Improved and applied knowledge and methodologies of Java and php in volley development, web development in JavaScript, php, html, bootstrap and css.

Management of two applications, the POS and the command. Development of payment methods for card machines in the POS application, as well as the addition of new features and bug fixes that affect users.