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convert sip calls to application to application

26 freelanceria on tarjonnut keskimäärin %project_bid_stats_avg_sub_26% %project_currencyDetails_sign_sub_27% tähän työhön

Yknox

Hi. I am very very interested in your job. I am Jin from China , who is a team leader with excellent teammates. Our team has full experience in all the fields of Mobile & full stack Web development, C & C++,C#, python Lisää

$2500 USD 20 päivässä
(838 arvostelua)
9.1
liangjongai

Hello, sir I am java developer. I have a detail look to your project, I have a great skill in design and java. I'm sure I can complete your project. My price and period is negotiable. We can discuss the details via cha Lisää

$2500 USD 7 päivässä
(292 arvostelua)
7.8
topstar323

Hello! I have read your idea and so much interested in your project. I have good experience with VOIP call app development so I feel confident in this project. I have ever developed many Android apps with Java, Kotlin Lisää

$2000 USD 20 päivässä
(8 arvostelua)
6.4
voipexpert05

Hi Sir, I have more than 9 years of experience in voip field. Please let me know a good time to talk so that we can discuss further about your project. Thanks Vivek

$2250 USD 30 päivässä
(29 arvostelua)
6.0
iKcon

Hello. We are Team iKcon. [login to view URL] We have been dealing with VoIP based apps from past 7 years. We have reviewed your requirements and will setup Apps as per your need. App will work VoIP to VoIP for cal Lisää

$2500 USD 10 päivässä
(34 arvostelua)
5.8
Erewin

Hello, as i see above. you want ordinary sip network. All you need to get sip-sip call is good SIP server. I can provide it for 500$. For app you can use free linphone as base. To add sms feature i need a time to calc Lisää

$1500 USD 7 päivässä
(29 arvostelua)
5.7
vantuanvn

Dear sir, We did similar app for convert sip to app before We are software team in Vietnam, we have 8 year in Software Industry with many running products in mobile and web applications. Our profile : [login to view URL] Lisää

$2250 USD 7 päivässä
(45 arvostelua)
5.5
TalAkerele

HI.dear. Nice to meet you. Happy to bid your project. I am very interested in your project. I read your requirements carefully.I see what you mean. I have so many experiences with Java,Voip,C/C++ Especially Sip(Session Lisää

$1500 USD 15 päivässä
(42 arvostelua)
5.4
dungforever

Hi. I've read your requirements carefully. I understood your requirement and I have full experience in VOIP, Processing. I am a creative developer with great ideas & methodologies. So I can complete the project perfect Lisää

$1500 USD 7 päivässä
(48 arvostelua)
5.2
wuyong2020

Hi, Hope you are doing well! I am a mobile expert and have experienced a lot with Android & iPhone app development. This project is very interesting for me and a perfect fit with my skills. I am available now and can s Lisää

$2250 USD 7 päivässä
(5 arvostelua)
4.9
alexsun1222

Hi, Dear. I am very interested in your project and I have done a lot of voip projects. I can finish your project in a short time with perfect result. I am also a trusted team manager. We can handle all kinds of pro Lisää

$1500 USD 7 päivässä
(9 arvostelua)
4.3
trustworthyDev

Hi, I am Vu who has skilled in web development. Having +5 years of experience in the scope of your specification, I have completed lots of projects on freelancer.com. Under checking your job description, I have enoug Lisää

$2250 USD 7 päivässä
(1 arvostelu)
4.2
shingjin

Dear Client. First of all, it's my pleasure to bid on your project. I am very interested in your proposal. Because I have rich experience in this field. If you choose me, you'll never be disappointed in me, and I'll do Lisää

$2250 USD 7 päivässä
(9 arvostelua)
4.3
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 Lisää

$2250 USD 7 päivässä
(5 arvostelua)
4.0
Sunilchaudhary8

Hello Sir, I am VOIP SIP dialer developer by profession for android and ios and window platform . Please contact me as soon as possible. i will be so happy to work for you. I Go through the job details carefully an Lisää

$30000 USD 7 päivässä
(6 arvostelua)
3.9
ZhangHuaQiang

Hello. I am very pleasure the opportunity to discuss this job with you. I am a full time freelancer with skills and experience on java,JavaFx,intellij,Netbeans, Mobile phone and android studio etc. Especially, I have Lisää

$1500 USD 7 päivässä
(12 arvostelua)
3.5
bluesea1990

How’s your day? I have full experience in Java VoIP C++ Programming . I can start just now and can do it perfectly. I hope to let me know your details via chatting.Thanks.

$2250 USD 20 päivässä
(3 arvostelua)
3.5
developer2581

Hi, Me and my team have read the information you have provided and we will be more than happy to work with you and ensure the quality of work and results you expect to receive. You won't regret your decision of cho Lisää

$2250 USD 7 päivässä
(3 arvostelua)
4.1
oneginaalyona

Greetings! I am very thankful for this chance because I have a similar kind of expertise and work experience. [login to view URL] https://www.freelancer.com/u/oneginaalyona I would like to point out that my bid amount is Lisää

$3000 USD 30 päivässä
(7 arvostelua)
3.5
JiangFanghua

Dear sir! Thanks for your posting job. I have read your requirements carefully and fully understood what you need. I am expert in programming using almost languages. Especially, i have a rich experience in Python, Java Lisää

$1500 USD 7 päivässä
(1 arvostelu)
1.9