I am 3cx VOIP certify Advance Engineer and have working experience with 3cx , Asterisk , Matrix IP PBX , FreePBX of more than 6 plus years.
I have installed , configure and develop VOIP PBX and add-on module.
Being Full stack Developer I have developed many add-on module with with 3cx like Agent Rating system, Auto Call System, Predictive dialer , Call Detail Record system etc.
Also I handling VOIP PBX window and Linux platform for my customers.
I have develop many Out of the box PBX and CRM integration.
Also in my last project I have worked similar to this project where I collect CDR data and save in database and develop web application for export data , which I can show to you .
Also I can make myself available for this type of project for long run.
If given opportunity, I can definitely help you with this project ASAP.
I would be happy if we can schedule conference to understand how IP PBX will send data either by socket or REST API.
Looking forward to hear from you.