Hi,
I have read your requirement I find this project very intriguing as it fits to my skills really well. I will create an Asterisk prototype in Ubuntu Docker. I have 8+ years of experience of System admin, Docker, Kubernetes, Ansible, Magento 1 & 2, Word Press, AWS, Apache, Linux ,Ubuntu, Centos, My SQL, Maria db, PHP, Nginx, Debian, WHM, Cpanel, Plesk, Postfix, Exim, Mails, Firewall, Google cloud servers, troubleshooting, Migration, Cloud Servers.
So share details in chat box and start the work asap. I can handle this work perfectly and you will get 100% results
Looking forward to discussing it further via chat.