I have developed several applications for both Android and iOS with the programming languages Java, Kotlin, Swift and Dart (Flutter). The applications for iOS are still available at the following link: https://apps.apple.com/us/developer/alexandru-florian-mariuti/id1299564849 In addition, I have created several websites with Django, ReactJS, and PHP. Finally, I made a course on Udemy on Python 3.7 visible at the following link: https://www.udemy.com/course/python-corso-completo-da-principiante-ad-esperto/