Hello, I`m ready to help you, I can fix the bugs you have with FreePBX/Asterisk System.
As for me, I'm a professional system admin with 10+ years of experience.
My main specialization is LAMP stack of technologies (Linux, Apache, MySQL, PHP) but also I have experience with Python, Node.js and .NET stack of technologies too. I have a deep experience with different PHP Frameworks such as Zend Framework, Symfony, Laravel, Yii, CodeIgniter, CakePHP as well as different open source solutions e.g. Magento Ecommerce platform, WordPress, Drupal, etc.
I was working as a senior system admin at hosting services provider where managed and configured more than 300 various Linux/Windows servers.
Besides, we developed a custom VoIP phone system based on Asterisk to automate all of our business phone communications.
Please, send me the list of your requirements!
I`ll be glad to help you.