Altaf Hussain is a fullstack web and mobile app developer with over 6 years of experience in PHP development. He received his degree in electrical engineering and specialized in computer and communications from Pakistan. Altaf is a software engineer by heart. He worked as a system programmer in his team, developing control software for small test robots using assembly languages and C. After this, Altaf got interested in web technologies and never looked back. He has worked with numerous PHP frameworks, including Zend, Laravel, and Yii, and open source systems such as Drupal, WordPress, PrestaShop, and Magento. Now, he works in the fashion industry as the head of IT at shy7lo.com, where his role is to manage the development team on the premises and abroad, in order to manage Magento and Laravel applications development. Module 3, Modular Programming with PHP 7, Branko Ajzelewas born in January 1983 and lives in Osijek, Croatia. He is a husband, father of two, author, and software developer. He holds a faculty degree in electrical engineering. He loves all things digital and makes a living out of software development.