GSM Call to VOIP android app

We need a Android app that

take GSM Call and SMS to Send to Server so other side phone can see SMS and take calls instantly to avoid Roaming.

Also maintain call logs, SMS logs, contacts on server and sync to APP that installed on other phone. We will provide you Linux server to setup.

Evner: Android, Asterisk PBX, Linux, Mobile App Development, VoIP

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Om arbejdsgiveren:
( 0 bedømmelser ) charkhi dadri, India

Projekt ID: #17359702

6 freelancere byder i gennemsnit $1647 på dette job

$1250 USD in 20 dage
(74 bedømmelser)
$1323 USD in 20 dage
(32 bedømmelser)

Hi I have been specializing in mobile (native, React native, hybrid, Xamarin) and web(website, backend) for 7+ years. I have rich experiences in - On demand system such as UBER style booking , Delivery - Sharing Flere

$1058 USD in 20 dage
(49 bedømmelser)

Hello, Hope you are doing well. I have 6 years of experience on Linux and Voip. Please Let me know more about the project Regards, VishnuLal

$1500 USD in 20 dage
(44 bedømmelser)

Can you share list of requirements for Mobile app development? Do you have designs for the app? We've 5+ years of experience in Mobile App development and are confident we can develop GSM Call to VOIP android app Flere

$4000 USD in 20 dage
(6 bedømmelser)

I have experience to build this kind of app.I can give you similar this kind of app demo which i have developed some day ago.I will make best user friendly app for you.I am also experience about linux and windows serv Flere

$750 USD in 15 dage
(0 bedømmelser)