Java voip mobile phone jobs

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    5,825 java voip mobile phone jobs found, pricing in USD

    I need to have 2 servers. 1) FreePBX as a PBX and 2) A2billing for Billing system. I'll supply both servers. Just need the Configuration and interoperability with A2billing.

    $197 (Avg Bid)
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    15 bids

    We need a standard single zone seven server cluster installation of Kazoo. We will handle configuration after installation is complete. Once entire platform is online, we will release payment.

    $449 (Avg Bid)
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    7 bids

    Projeto no Estado de SP, cliente possui pequeno grupo de atendentes e estas ligações devem ser gravadas e apresentadas aos clientes.

    $776 (Avg Bid)
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    5 bids

    I need a voip client for Android and iOS developed in Xamarin. The interface is not so important than the engine. Basic requirements: Push notifications when a calling come in. Call and receive VIDEO calls

    $517 (Avg Bid)
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    15 bids

    I want to set up a plataform to receive calls from my clients in Brazil. I need a 0800 number, and my clients will be attended by a recorded voice, not a telemarketing attendent. Want to hear from you guys the fastest, cheaper and better way to do it.

    $160 (Avg Bid)
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    6 bids
    engineering of voip phone 2 days left
    VERIFIED

    i need a complete build of voip phone

    $916 (Avg Bid)
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    3 bids
    voip server and client 2 days left
    VERIFIED

    I need an Android app. I would like it designed and built.

    $12454 (Avg Bid)
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    48 bids

    I just bought a Cisco CP-7821-3PCC IP phone. It has the 3rd party call control firmware. I need help setting it up to use our hosted VOIP service (which runs on Asterisk). Ideally this would happen over Skype with desktop sharing.

    $27 (Avg Bid)
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    1 bids

    Greetings, We want to improve some features in existing Apps, especially with UI and inner functions. You should be full time developer, know how...experiences with Jira or any other Agile development tool. We will send source code and tasks for review as soon as we decide you qualified Developer. Must have experiences in VOIP, XMPP Thanks

    $213 (Avg Bid)
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    23 bids

    I have 3 numbers, an 888 number, and two US numbers that I need ported to a European service provider. The numbers just need to go to a simple voicemail when done and only accept calls.

    $145 (Avg Bid)
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    6 bids

    Here’s a few reference sites: [login to view URL], [login to view URL], [login to view URL], RingBoost.com. I need the same type of functionality, look, feel along with a seller option for sellers to list their number. I want to be able to approve/decline listing as the webmaster. This is just an overciew if you have more question contact me.

    $617 (Avg Bid)
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    21 bids

    Write glue or wrapper to get real time call data from asterisk to nodejs/c# through any open source library. End goal is to have a callback in nodejs/c# for incoming voice data and another api to send outgoing voice data.

    $430 (Avg Bid)
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    4 bids

    I would like to build Ios Voip call app. design is already ready for now. ONLY bid experienced person in this field.

    $566 (Avg Bid)
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    59 bids

    Build Android application make mobile phone act as GSM to voip gateway To connect with Asterisk PBX We needs to use an android cellphone as an asterisk channel/Gateway. His aim is to make phone calls using his Asterisk PBX through a cellphone running android. It aim to make phone calls using Asterisk PBX through a cellphone running android

    $129 (Avg Bid)
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    10 bids

    Llamar desde esta consola a mis clientes de excel. Que se pueda llamar, colgar, silenciar (mute), entre otros básicos. Que se pueda calificar y dejar mensajes en la grabadora de voz de la persona. Marca Grandstream Modelo GXP1620

    $170 (Avg Bid)
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    8 bids

    ...and one of the things we want to do is host a numbers station. When the person calls a phone number, they get a pre-recorded message with a bunch of numbers as part of a puzzle. If you can set one up quickly and help document the steps including sourcing a phone number in the US that will help get you awarded. Please read this bid and to prove you did

    $50 (Avg Bid)
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    2 bids

    A guide on how to make SIP/VOIP http proxies for [login to view URL] and [login to view URL]

    $156 (Avg Bid)
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    4 bids

    Llamar desde esta consola a mis clientes de excel. Que se pueda llamar, colgar, silenciar (mute), entre otros básicos. Que se pueda calificar y dejar mensajes en la grabadora de voz de la persona. Marca Grandstream Modelo GXP1620

    $100 (Avg Bid)
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    1 bids

    I would like to design and built for ios voip call app. if anybody has source code or similar working experience, it would be better.

    $853 (Avg Bid)
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    35 bids

    ...if its windows based application as long it can work with 1000 sum ports with 128GB windows server (if more then better). 2. Multiple "Caller ID" to be defined when adding VOIP/SIP/IAX lines, if no caller-id is is set, then when a call is sent thru this line, the system should get a random caller id from a list and use it, in the list we will provide

    $876 / hr (Avg Bid)
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    12 bids