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Linphone customization add features July -- 3

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: #20309755

21 freelancers are bidding on average $505 for this job

Honestdeveloper1

Dear sir 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 websites More

$500 USD in 7 days
(56 Reviews)
8.2
YuKai7777

Hi, Client I am very interested in your project. • More than 8 years of experience • At least 50 apps published to Google Play or App store. • Strong iOS & Android skills. • I will always try to improve your idea by p More

$500 USD in 7 days
(51 Reviews)
7.2
TakaAlex

Dear Client. I've carefully read your job description among a lot of job posting with great interests, this looks like perfect fit for my skill sets and experience. As a senior iOS and Android app developer with more More

$500 USD in 7 days
(8 Reviews)
4.8
spbn21

Hi there, I’d like to be considered for your project. I’m a iOS/Android developer with a strong background developing skills, including Apps of various categories. I have already worked on various issue fixing Apps a More

$500 USD in 7 days
(17 Reviews)
4.0
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

$550 USD in 15 days
(17 Reviews)
4.3
VBroTechnology

hello dear, we are expert in application development and also expert in Java Mobile app development, iPhone, Android and Objective C. we have very good team to work on any type of projects. we are able to do this pro More

$450 USD in 7 days
(7 Reviews)
4.4
gaurav

Hello, **I'm a professional app developer having experience more than 5 years with many satisfied clients running their apps. I can show you some of my work below related to app development: Android Applications dev More

$500 USD in 7 days
(3 Reviews)
3.3
sky930320

Dear Sir. Glad to meet you. I'm very interested in your job post involving these skills. I'll bring your idea to the next level or extend your live project with new awesome features. I'm web Developer specializing in More

$500 USD in 7 days
(3 Reviews)
3.4
pranavkhandelwal

Hello, I saw your job posting and I hastened to submit my proposal for your review. According to your job description, you need a professional experienced Mobile developer who's done your job with out of the box qualit More

$500 USD in 7 days
(5 Reviews)
3.2
samwebconsultant

Hello Client, I read your requirements you are looking for an app to be developed. I have sound experience in Android and iPhone application development,designing and [login to view URL] team have been developed many apps for More

$500 USD in 7 days
(4 Reviews)
2.8
vpsbohra

Hi there!!! Let's have a discussion at the right time and move forward with the work. [[ Being expert Web developer with over 6+ Years of intensive experience I'm ready to help you to do your work which looks like pr More

$500 USD in 7 days
(3 Reviews)
2.9
athminteam

Hi, This is Vipin. I have 6+ years of experience in mobile app development and has expertise in Android, iOS and Ionic framework. I have gone through your project description and would like to work on your project an More

$500 USD in 7 days
(6 Reviews)
3.0
saadtariq329

Hello, I propose to complete your project with perfection right on time. Please provide us with an opportunity to help you and you will be served nothing less than excellence. I am eager to show you my previous work/po More

$500 USD in 7 days
(1 Review)
2.1
esolzpk

I have gone through your job description & understand requirements. I will be glad to share my expertise with you: ***Android Latest sdks Features *** Facebook/Twitter/Google Api ***Google MapKIt ***Video/Audio Stream More

$555 USD in 9 days
(2 Reviews)
1.4
developersperhr

I Will Make Voip Mobile Linphone Or Pjsip Android And Ios Development ADVANCED FEATURES All Audio and Video Codec supports HD video support Integration with push notification (requires compatible SIP server) Low bandw More

$500 USD in 7 days
(0 Reviews)
0.0
Keanu01

Hi dear, I have 6+ years of rich experience with several complex and easy projects alone as well as with a team, I liked your project details and already done and completed several eCommerce website successfully. Plea More

$500 USD in 7 days
(0 Reviews)
0.0
techlinesols6

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 can do th More

$500 USD in 7 days
(3 Reviews)
0.0
harshitagraphics

Hey there, With more than 9 years of experience in this industry, I am a professional full-stack web developer. I’ve good hands-on experience in following Frameworks, CMSs- WordPress, Magento, Joomla, Drupal & PHP bas More

$750 USD in 7 days
(0 Reviews)
0.0
spyland

Hello, As you want a mobile application for android platform. we are very much comfortable to develop a mobile application as per your need. Also, have strong hands on Xcode IDE(Objective-C), Eclipse IDE, Android SDK, More

$500 USD in 7 days
(0 Reviews)
0.0
codegasmaus

Hello, I’m Alex. My skill set; Android, React-Native, IOS. I’ve gone through your entire work description as you have mentioned. I’ve been dealing with potential clients for more than 6+ years from all over the world. More

$300 USD in 10 days
(0 Reviews)
0.0