We have more than 10 years experience in IT Telecom industry, As you know telecom industry where are very less chance for unplanned outage, because customer call comes very frequent and sitting agent very responsible to provide quick solution, so here your backend application much be better than other profile work. So we optimize the speed of web server and MySQL performance, and check the total response taken time by server, if somewhere takes more time then we optimize it.
We handle infra of online charging system where we handle the billing of customer voice and data, and our SLA response time less than 200 ms for each request, Customer voice and data request comes 5000/sec 24/7/365. So Here no any chance for unplanned outage otherwise all call be stuck and it will be very bad impression for company.
So We provide strong backend server which built with strong security (PCI DSS)for application and server, that can accept challenge of Red Team and blue team.