Voice over Internet Protocol or VoIP refers to a host of transmission technologies meant to deliver voice communications over IP networks that include packet switched networks and Internet. VoIP systems include communication services such as facsimile, voice, and voice messaging applications. A number of firms are shifting to this system to promote a cost effective medium of communication. You can hire an expert who can help your firm to leverage the potential of this new system. Just post a job today! Hire VoIP Developers

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    28 jobs found, pricing in USD

    I need someone to develop a custom Asterisk - FreePBX module/application, this must have; - I want to make a keypad recording and audio player on call, for example (I call someone and want to play an audio stored on database and if user inputs #123 on keypad I will get that output)

    $276 (Avg Bid)
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    Cisco Asa 5512 support 6 days left
    VERIFIED

    I need Cisco Asa 5512 support urgently

    $42 / hr (Avg Bid)
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    10 bids
    GoAutodial 6 days left
    VERIFIED

    Help finish setup goauto dial.

    $5 / hr (Avg Bid)
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    5 bids

    Long term engagement for a qualified systems engineer. Qualifications required: extensive knowledge of windows server 12/16/19, SQL, networking technologies (DNS/SNMP/TCP/IP etc.), firewalls, Linux, telephony (VoIP).

    $10 / hr (Avg Bid)
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    13 bids
    Issabel - Asterisk support 4 days left
    VERIFIED

    Hello Freelancer I'm in need to Asterisk professional to support for long term on our call center setup. Interested for long term support ping me

    $9 / hr (Avg Bid)
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    Candidates to manage a high volume of inbound and outbound calls within a call center environment

    $19 / hr (Avg Bid)
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    Hello We are looking for someone who been working with [login to view URL] flex. we need our account updated and we someone to manage the communication hub for us. only bid if you looking at joining a team and per hour on time tracker.

    $7 / hr (Avg Bid)
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    need someone to help me set up my proxy on undetected browser.

    $22 (Avg Bid)
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    I am looking for someone who has experience working with VoIP and a number of different PBX systems. The PBX will most likely be installed on Amazon AWS unless you have a good reason to use a different host. ========================== Wishlist for the PBX is: - SIP based - Free or low cost licensing for the whole thing (PBX and modules - Free is better!) - Ideally on some kind of linux os (M...

    $276 (Avg Bid)
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    I am looking for someone who can configure and provide the PBX.

    $526 (Avg Bid)
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    10 bids

    We are looking for English speaking freelancers to act as our "prospective Client" and test the quality of phone call responses from our customer support / front-desk team. We will provide a checklist of items to observe during the phone call. The testers should carefully observe the items mentioned in the checklist, complete it and send back the report to us every week and on-demand (...

    $18 / hr (Avg Bid)
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    23 bids

    Hello, I need a voip expert to setup asterisk with didwww need it urgently now,

    $25 / hr (Avg Bid)
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    22 bids
    SIP Configuration issue 4 days left
    VERIFIED

    we are using pabx UCM6208 and using jami as a sip client problem is that it JAMI or our sip server only allow ONE registration from a single LAN IP BUT we are using remote desktop - so multiple users have single lan ip and now only one jami client user can be registered at one time hopefully it will be a small issue for a knowledgeable person

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    We are looking for English speaking freelancers to act as our "prospective Client" and test the quality of phone call responses from our customer support / front-desk team. We will provide a checklist of items to observe during the phone call. The testers should carefully observe the items mentioned in the checklist, complete it and send back the report to us every week and on-demand (...

    $18 (Avg Bid)
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    12 bids

    I have installed fustionPBX at the cloud server & configured GSM gateway openvox gw1600 (watch atachment). Need to connect gateway to FusionPBX for incoming & outgoing calls , I have 3 sim cards on the gsm gateway

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    Hi, we have new installation of freepbx and asterisk. We created extensions and used sip app to connect. One phone can call another phone, but both parties cannot hear each other. Error is "Couldn't negotiate stream 0:audio-0:audio:sendrecv"

    $106 (Avg Bid)
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    we already have a running and functioning Asterisk system installed. we just need someone to look at the code and find the reason why some calls are getting dropped (2-3 %). and some other simple issues.

    $36 / hr (Avg Bid)
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    Need someone with better experience in voip billing system. For configuration for international premium rate numbers. To ring customers.

    $16 / hr (Avg Bid)
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    Need to implement Linphone on ios, to be able to receive Incoming Call VOIP Push notification from PHP (Freeswitch --> PHP --> Linphone ios to be precise). _____________________________ I have a very specific need. As my team failed to make this work. My team was able to compile the softphone from Linphone source code. Was able to write push notification script, and able to send and re...

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    Asterisk Phone 1 day left
    VERIFIED

    I need a asterisk phone server set up

    $163 (Avg Bid)
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    Need somebody who can configure a Cisco C60 Codec as Standalone device (No Video Communication server or similar) in order to join Webex meetings via SIP call. A free sip registrar like [login to view URL] should be used, alternatives are appriciated. If possible there should be no reucuring cost in the solution (e.g. Hosted SIP registrar/H323 Gatekeeper like pexip) As deilvery there is either a c...

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    This project contains 4 milestones: Milestone 1 Setup fully working Asterisk 18 as Docker container with ODBC MySQL remote connection: Dockerfile Asterisk config files Milestone 2 Migrate existing Asterisk application (dialplans, extensions, trunks, bash scripts containing Asterisk commands etc) from Asterisk 11.7.0 to Asterisk 18 container from Milestone 1 with MySQL connection to a remote My...

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    We are building a SMS platform. We are looking for an expert with advanced knowledge of Kannel or Jasmin and SMPP gateway. The platform has capacity of handling 500k sms mesages per day.

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    Необходимо написать конфигурацию sip proxy kamailio сервера для текущих клиентов с исходящим транком и под каждого клиента префиксы для биллинга. + ограничить каждому клиенту cps в конфигурации.Сервер уже настроен и web интерфейс siremis присутствует.

    $300 (Avg Bid)
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    Требуется разработчик с глубоким пониманием SIP, VOIP уведомления для Apple в приложении Flutter. Задача следующая: есть связка ip домофоны - сервер Asterix - мобильное приложение для ios, android. Уперлись в следующую ситуацию: не получается разбудить приложение на ios.

    $590 (Avg Bid)
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    Estoy buscando alguien que me ayude a terminar de configurar el Freepbx que tengo con una troncal SIP. El servidor tiene que conectarse a 2 interfaces. La red local y la red de la troncal SIP (tiene configuradas las rutas necesarias). Las llamadas luego de cierto tiempo se caen y hay que reiniciar los servicios.

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    crear una cuenta vitelity 2 days left
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    nesecito a alguien que me cree una cuenta en vitelity, esta es la url de la pagina web [login to view URL]

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    nesecito que me recartue vitelity, esta se recarga con paypal, el monto a que me recarguen es de 200 US. esta es la url de la pagina [login to view URL]

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