VOIP billing Retail interface developer for free switch

Hi, after reviewing your request, I can help you with your project. Could you please provide me with more details? I have 19 years’ experience in Web Deveplopment, System Administration, and Programming. I would like propose partnership with our company Tangram for your project. I am with strong knowledge of FreeSwitch, Javascript, Linux, PostgreSQL, and VoIP. I'll be happy to chat with you to review your needs and assets. Looking forward to your response and wish you a great day ahead.

Hi, I have lots of experience in the field, i have already developed such solution and am able to demonstrate it before award. Let us chat and discuss details.

Dear Prospective Client, As based on my initial review I can confirm its feasibility & as I am great fit technically and have good understanding of the domain & your requirement & would submit a detailed response soon. After completing discussion your requirements, i will provide you live prototypes, Designs, SRS and FRS Document. Meanwhile I would really appreciate it if you can initiate the PERSONAL MESSAGE BOARD so that we can connect with each other. Thanks