I'm a fullstack developer with experience in PHP, CSS, MySQL and other kind of technologies. I've also experience with open source platforms like magento, prestashop, wordpress. Here you can find an example of a free payment plugin for Magento 2.x made by me: https://github.com/manuelrocha88/magento2-Ifthenpay_Multibanco I've also experience in mobile developing on native way for Android, iOS and Windows Phone and also using Xamarin.