Write an Android application

We are looking for experienced developer/development team with prior experience in developing SIP audio/video clients.

Features required:

- TCP or UDP SIP transport

- Codecs: G.722, G.711u, G729, Speex

- Remote phonebook synchronization

- Remote provisioning

- Branding

- VoiceMail and VoiceMail Message Waiting indication

- DTMF modes

- STUN support for NAT traversal

- SRTP audio and TLS encryption

-openvpn encryption

Kompetens: Android, Mobile App Development

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Om arbetsgivaren:
( 0 omdömen ) India

Projekt-id: #11929463

9 frilansare har i genomsnitt lagt bud på $194 för detta jobb


Hello respected client, Hope you are doing well. I have gone through your project requirement. I can write this android appliction with the listed features as per your needs with great perfection in timely manner. Mer

$252 USD inom 3 dagar
(16 omdömen)

Thank you for your description I have rich experience of android app development. I have already developed similar your project. Please Could you check my review and portfolio? Then you can verify my skill and abil Mer

$155 USD inom 3 dagar
(21 omdömen)
$155 USD inom 3 dagar
(9 omdömen)

I am Anu, Having Rich experience in Hybrid and Native Mobile Development as well as website Design and Development. I Read your Requirement and happy to inform you that we are able to fulfill all your Need according to Mer

$155 USD inom 3 dagar
(3 omdömen)

Hi, I have read your description, I have few questions about the project. please initiate chat to discuss more about the project. Thanks and Regards, iBitol

$155 USD inom 3 dagar
(9 omdömen)

I have read over your project description and I'm interested in completing your task. If you check my site or portfolio you will see that I am of a higher quality than most freelancers on here. I get it done quickly, e Mer

$183 USD inom 3 dagar
(0 omdömen)

Greetings I would like to offer our services for your prestigious [login to view URL] you are looking for developing a website. I offer, ~ High Quality + Fast Speed = Excellent Result + Business Success, this is our work Mer

$277 USD inom 20 dagar
(0 omdömen)

We understand all your requirements you mentioned and are pretty confident that we can successfully deliver your proposed . We have a lot of expertise in this technology and have successfully delivered many [login to view URL] Andr Mer

$133 USD inom 10 dagar
(0 omdömen)

Hi, I just checked your requirements and i am perfect venture for your requirements. I am developer of same having 5+ experience and i have developed numerous Applications before. My expertise Areas:- --- Inti Mer

$277 USD inom 6 dagar
(0 omdömen)