Asterisk PBX Server with Rules API for CRM

We need the following project to be done.

You should havve experience with SIP and Asterisk. The setup is planned an debian Linux.

- Setup Asterisk Server on VM
- Connect to 3 SIP Trunks
- Setup a rules set that connects a database and forwards rhe calls based on the databse info
- Setup a director for incomming calls - like > Welcome Text - based on incomming phone number redirect to certain department (call center style)
- Add API for CRM > Funktions:
> Start Call
> Drop Call
> Forward Call
> Forward Call accompanied (menas speaking to the person before)
> Callbox for CRM Users
> Call Log to Database

- short documentation and all API JSON Calls wit Syntax description

We will also listen to alternative setups if you have suggestions.
Importnat is the connectivity to the CRM. We would like to have JSON Calls to reach the functions.

If you think you can solve this just let me know.