SIP calling APP for IOS

$750-1500 USD

Suljettu

Julkaistu

lähes 5 vuotta sitten

$750-1500 USD

Maksettu toimituksen yhteydessä

I am looking for someone who can build a sip calling APP for IOS platform, it can be native or hybrid. The requirement is to connect to our SIP servers and make calls through a SIP proxy. we will provide all the server details needed. user needs to enter username, password, domain, proxy and outbound proxy, user needs to register using TLS. APP must sync with the phone contacts and user should be able to select a contact and make calls. open-source or paid libraries can be used but all the information should be provided to us in the documentation. paid libraries can be purchased by us. ALL must work in both IPv6 and IPv4 networks selected candidate must provide all the source code with documentation. you can provide all the details before starting the project and payment will be released after delivering a MVP (a product that works, a beta). The final payment will be given once the full source code is delivered.

Mobile App Development

Projektin tunnus (ID): 20522944

Tietoa projektista

21 ehdotukset

Etäprojekti

Aktiivinen 5 vuotta sitten

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21 freelancerit tarjoavat keskimäärin $1 255 USD tätä projektia

@mingah429

Hello, I read your description and got what to do. I am looking forward to discussing more for your project. I am ready now, please message me to start your project. I have 7+ years of experience in this field I am proud of 100% 5 stars and 100% completion rate. https://www.freelancer.com/u/mingah429.html From YueXi

$1 125 USD 7 päivässä

5,0

(56 arvostelua)

8,4

@omairusaf

Hi, I am certified native ios developer and can create a SIP calling app for ios platform, App will allow user to connect to SIP servers and make calls through proxy. I have a rich experience in developing mobile applications and can surely provide you top notch app. Please visit my profile to see feedback from my past clients for mobile application and other development projects. I am much intrested in your project and looking forward to working with you. Regards, U-Y.

$1 470 USD 30 päivässä

5,0

(52 arvostelua)

7,9

@MobileAvatar126

To meet me in here is like that you meet Oasis in the desert . NEW SOFTWARE WORLD WILL BECOME HERE FOR YOU AND ME! Hi, dear! I am high quality SOFTWARE developer and designer. I have full experience over 7 years in software development area. So I am always ready for you with my high quality. Let's start our good business from now~! I am waiting for your good response in here. Thanks a lot!

$1 125 USD 7 päivässä

4,7

(27 arvostelua)

5,9

@eliteapps

Hello We have high experience developing SIP client. We are also happy to share a few references. we can provide you service in both Android and IOS as well. We need all the Server-side support as well as API support from you. We also need you to enable PUSHNOTIFICATIONS when the phone is idle mode. Will wait for your INBOX message. We are READY TO TAKE UP THE PROJECT.

$1 125 USD 7 päivässä

5,0

(13 arvostelua)

5,6

@WhollySoftware

Hello, Greetings from Gaurav!  Over the last 5+ years I have developed a wide range of applications for iOS. If you are looking for a highly skilled iOS developer with professional attitude, good communication and high code quality, then I am the right person for your project. I believe my strong points are creativeness and punctuality. I have experience in building apps from the idea to release on AppStore, besides I can create design in Sketch and test via Testflight. I like new complex tasks, because they improve my professional skills. My technical skillset: • Interface development: Interface Builder (xib, storyboard), AutoLayout, interface software development; • Integration with Facebook, Google; • Stats linking: Fabric; • Integration Firebase; • Databases: CoreData, Realm; • Push notifications: Apple Push Notification Service; • Frameworks: Alamofire, SwiftyJSON, RestKit, MapKit, CoreLocation, etc. • StoreKit, Consumable / Non-Consumable / Auto-Renewing Subscription In-App Purchases, SwiftyStoreKit library; Thank you. Gauravkumar.

$1 111 USD 15 päivässä

4,9

(42 arvostelua)

5,5

@lokeshsaurav

Hello How are you Hope you are doing well !!! We are web design and development company provided services for our clients . Web/App Developer & Designer (Wordpress, Core php, Codeigniter,Landing Page, Wix,Responsive, Bootstrap,IOS,Android,Ionic,React native,SEO). You can send me message here for further discussion. Happy to help you !! Thank you lokesh Sharma

$1 400 USD 10 päivässä

4,7

(3 arvostelua)

2,7

@rd1439

Hello Sir, I'm Expert website designer and developer I'm running my own small team also, I have an expert for graphics, website design, development, android development, and digital marketing also if you have any freelance work for me so let me know I'm able to work with you for a long time awaiting your positive feedback. My Expertise: CSS, HTML, JS, AJAX, PHP, CI, Laravel, Android Development, IOS app Development, Digital Marketing, etc. Photoshop, Corel. ICO, MLM Software Development, Blockchain Development, E-commerce Website Development and more...

$1 125 USD 7 päivässä