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Linphone customization add features July -- 2

I am looking for a highly experienced person to customize the opensource [login to view URL] software. VPN must be added to all apps and everything must be encrypted end to end and not just dsta encapsulation. You will configure client and server side .some other things to be done Including splash screen , network registration, add self destruct messages feature(secret chat) and some layout features..add rotating banner ads system (similar to the one you see on skype desktop )

Apps must be for iOS and android.

Please do not waste my time or your time if you have never done this before. Your bid woukd be the price we pay if you are awarded the project. Do not try to ask for more money. Funds would be released upon fully delivered bug free product. If you are about money first, please stop reading .this is only for serious, honest professionals. There are also some special calling features for users in the usa with existing gsm service which will be discussed before starting project. This will not increase the cost of the project.

This product must be alive at all times as long as the device is on. Call and all active communication must stave active when devices switch between mobile and wifi network..NO MONEY UPFRONT.

If you are one of those people who use excuses like, you have high feaver, your uncle died, ethernet cable got cut. Protest or family emergencies, please stop reading and move on

Skills: Java, Mobile App Development, iPhone, Android, Objective C

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About the Employer:
( 0 reviews ) nyc, United States

Project ID: #20171237

16 freelancers are bidding on average $574 for this job

TenStar718

Hello! I have read your project description carefully. I am a talent mobile(iOS , android) and web developer for 7+ years experience. I have much experience for developing Social App,Dating App,Booking App ,Shopify A More

$500 USD in 7 days
(266 Reviews)
8.8
needman

I have read your proposal carefully before place my bid on your job really and I want to work with you and I am sure I can do this job as you want. Please open chat with me so that I can show my ability to you. Please More

$500 USD in 7 days
(179 Reviews)
8.7
flance9

Hi there, Thank you for sharing your requirement. Hope you are doing good and having a nice day. We are a team of technocrats having 8+ years of experience in Web and Mobile design plus development and primarily deal More

$500 USD in 7 days
(28 Reviews)
6.6
JiangYinJi23

Hi, project owner I've reviewed project description and it looks really interesting for me. I have good experience in Mobile and Web app development field.. I have developed lots of mobile apps and websites , games More

$500 USD in 7 days
(24 Reviews)
6.8
bestit4u

Hi I look your details and i am very excited. I am getting interested about your job. Please look my skill and profiles. And then Check my experiences. ---------------Taxi---------------------- [login to view URL] More

$500 USD in 7 days
(48 Reviews)
6.7
tiborfalusi17

Hello, I am very interested in your project. I have 9 years of development experience as a mobile developer and have mainly been working on projects in native language.(Swift, Objective-c, Android) In addition, I am More

$600 USD in 7 days
(8 Reviews)
5.4
mobileappsites

Greetings! I have Gone through your requirement that you need mobile application with given features. We will provide all the things which you required in your project. Please check the previous Developed Application More

$500 USD in 7 days
(6 Reviews)
6.1
clarigo2

Hello sir, We can help you to build an Android and IOS application for you. We are a team of app designer and developer and we work on Android SDK, MySQL, Xcode IDE(Objective-C), Swift, Eclipse IDE, and SQL server d More

$1500 USD in 30 days
(15 Reviews)
5.2
hristovelichkov1

Hello, I read your job proposal carefully, and I want to help you bring this to life. With many years of industry experience, I am able to build like any well-rounded full-stack engineer with a focus on mobile develo More

$500 USD in 7 days
(2 Reviews)
4.4
shingjin

Dear Client I have completed projects similar to your requirement in the past. If you could share your project detail requirements, I will share relevant past work and demo. I already developed 100+ apps and website More

$500 USD in 7 days
(8 Reviews)
4.2
amitadlakha04

JUST TRY ME ONCE PROMISE TO IMPRESS YOU! ========= Hi xofree I would like to take complete responsibility to design a banner for the online store. This banner will be located on the real estate site. i understood t More

$335 USD in 10 days
(8 Reviews)
3.9
myappsdevelopers

Hello Hiring Manager, I read your job descriptions carefully, I am very interesting in your job. I have developed apps such as Social networking & lifestyle(Tinder style dating, chatting, sharing), Food & drink(Rest More

$650 USD in 15 days
(17 Reviews)
4.3
romancoder204

Hello. I 'm full-time developer. i'm interested in your project. in my precious working years i have finished many successful projects with 100% customer satisfaction. What makes me better than others is my punctuality More

$500 USD in 7 days
(4 Reviews)
3.6
mikhailalexey

Dear Client. I'm interested in your project and I perfectly can your require to customize the opensource [login to view URL] software. I am a full stack web developer with 7+ years experience and I have excellent skills and More

$505 USD in 7 days
(3 Reviews)
2.8
sunilsanghvi

Hello, Greetings for the day!!! I am an expert Mobile Apps Developer. I have gone through your project details and analysis the work. As per your job you are looking for android app developer who can work on your pro More

$600 USD in 20 days
(1 Review)
1.0
Ahmd000

Hi there... I hope my proposal finds you well. Do you have a design? it's very important for me to figure out the idea behind your application and estimate cost and time for you I have read your presentation ca More

$500 USD in 7 days
(0 Reviews)
0.0