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Create gsm / voip tool

make a sim phone number share service using a goip/gsm voip gateway ! Need someone with experience in the field

技能: C 编程, Java, PHP, VoIP

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About the Employer:
( 0 reviews ) Southamton , Hampshire, United Kingdom

项目ID: #11766128

16名威客为此工作的平均竞标价是$549

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/node.js/CSS3/Java/Python/ 更多

$1030 USD 在10天内
(95条评论)
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 更多

$773 USD 在18天内
(15条评论)
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. ~ 更多

$1000 USD 在10天内
(55条评论)
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 更多

$555 USD 在7天内
(30条评论)
5.8
charithj

A proposal has not yet been provided

$250 USD 在10天内
(17条评论)
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 更多

$270 USD 在7天内
(7条评论)
5.3
TechStormTeam

Hello, I have strongly experienced about Sip Phone & Chat App. Here is my past works: Another Customized iOS linphone app: https://drive.google.com/file/d/0B414-2fEwTWbMGJBRkctVVFJeGM/view?usp=sharing I can do t 更多

$555 USD 在10天内
(19条评论)
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 更多

$833 USD 在15天内
(5条评论)
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: muhammad.adil888

$833 USD 在10天内
(9条评论)
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? 更多

$250 USD 在3天内
(7条评论)
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 在10天内
(1条评论)
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 更多

$383 USD 在10天内
(4条评论)
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 更多

$250 USD 在0天内
(1条评论)
1.5
momenamin

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

$250 USD 在4天内
(1条评论)
1.4
$444 USD 在3天内
(0条评论)
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 更多

$555 USD 在8天内
(1条评论)
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 在2天内
(0条评论)
0.0