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Create gsm / voip tool

16 freelancers are bidding on average $549 for this job

seekdeveloper

Hi, I have read your post and understood your requirement. I have great experience working on /VoIP/C Programming/PHP/MySQL/HTML5/jQuery/Laravel/Wordpress/Magento/Joomla/Drupal/AngularJS/[url removed, login to view] More

$1030 USD in 10 days
(95 Reviews)
8.5
Shopify

I want to discuss this project with you further, let me know the best suitable time for you to schedule the meeting, Feel free to message me at any time, i used to be online 14 hrs in a day on this website so probably More

$773 USD in 18 days
(15 Reviews)
6.7
SevenStarInfo

Hello, We are happy to discuss our proposal with you. KEY POINTS THAT MAKE US DIFFER FROM OTHERS: ~ We have 5+ years of experiences in Unity 3D, Xcode, CoCoa 2d, Phonegap and major iOS and Android developement. ~ More

$1000 USD in 10 days
(55 Reviews)
6.8
ngxperts

Hi, I have been working with Cisco VoIP since 2001 and Asterisk and freepbx ,trixbox, elastix since 2007. what do you want to do with the goip, can you please explain in a little more detail. it would be great if w More

$555 USD in 7 days
(30 Reviews)
5.8
charithj

A proposal has not yet been provided

$250 USD in 10 days
(17 Reviews)
5.5
MohamedElsabagh

Dear, As per your project requirement to create gsm / voip tool , I can carry the project with best performance and reliability in shorter time. I am already develop SS7 projects on this website, you can check fe More

$270 USD in 7 days
(7 Reviews)
5.3
TechStormTeam

Hello, I have strongly experienced about Sip Phone & Chat App. Here is my past works: Another Customized iOS linphone app: [url removed, login to view] I can do t More

$555 USD in 10 days
(19 Reviews)
5.2
RubyOnRail

Hi,I have gone through your project description. I could be confident if we can proceed towards more discussion. I am an individual developer and you will be working directly with me if we proceed work on this project More

$833 USD in 15 days
(5 Reviews)
5.5
adil7090

Hi, I am interested in your Voice over IP job. I have a company and have developers who can do this job for you. Let us discuss in Message. Regards, Muhammad Adil Skype: [url removed, login to view]

$833 USD in 10 days
(9 Reviews)
4.4
Asterisker

Hello I work as a voip engineer for telecom company. I use GoIP GSM modems with 4/8/16 SIM cards installed in different countries. I think I can have this project kindly done. Do you have installed VoIP server? More

$250 USD in 3 days
(7 Reviews)
3.1
mosidze

Greeting I have done such system for my self to avoid roaming- i have gsm gate connected to pbx and all together is in intrnet. Then, im using my mobile to call over my own SIM Is this what you are looking for?

$555 USD in 10 days
(1 Review)
2.2
cheapgetcode

Hello I have gone through your project description. I am ready to work with you as you approve me, I will start the work. But Before start the things I need to discuss regarding the project so we will be on same More

$383 USD in 10 days
(4 Reviews)
2.1
dezines99

Hello There, I have 6 years experience in designing and developing, I am expert in Photoshop and Illustrator, vector and cartoon design, I am expert in Template, brochure, logo, business card, banner, flyer, T-Shirt More

$250 USD in 0 days
(1 Review)
1.5
momenamin

Hello! I am fully understood the description and I am interested about the project you have posted..

$250 USD in 4 days
(1 Review)
1.4
$444 USD in 3 days
(0 Reviews)
0.0
techwizards3

Dear Prospect Hiring Manager. Thank you for giving me a chance to bid on your project. i am a serious bidder here and i have already worked on a similar project before and can deliver as u have mentioned I have More

$555 USD in 8 days
(1 Review)
0.0
ser1vice

We can help you we are experience in voip system VPS VOS and other also SBO if looking best work you can call us

$555 USD in 2 days
(0 Reviews)
0.0