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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    33 jobs found, pricing in USD

    I need this built in laravel of the newest kind. the site features should look like: [login to view URL]

    $4768 (Avg Bid)
    $4768 Avg Bid
    55 bids

    LUA script I'm looking for a IVR LUA script : Step 1: Play Sound (What is your employee number Step 2 : See in Mysql all employee number (active) Step 3 : Load the employee in the IVR Step 4 : The call enter the employee number Step 5 : The script verify in Mysql if the employee are In or Out Step 6 : The system put the employee out if are in and put in if are out in the MySQL Kind Regard

    $30 (Avg Bid)
    $30 Avg Bid
    1 bids

    I'm seeking an US based freelancer who can chat(only voice) with my clients based in the US. He should chat with 1-5 clients and it's about computer software. All docs will be provided before chatting and every chat will be take about 10 mins. If you have some knowledge about computer science or software, it will be a plus.

    $21 / hr (Avg Bid)
    $21 / hr Avg Bid
    8 bids
    Build a Call Center solution. 6 days left
    VERIFIED

    Please read the complete description and bid....! I'm looking for a NEW call center software(in-house or cloud based) that should be able to to do very basic functionalities. Such as answer inbound call. Make an outbound call, Call transfer, Call conference, Basic IVR functionality and Reporting(real-time and historical) are the essential functionalities. If you think you can full fill the...

    $451 (Avg Bid)
    $451 Avg Bid
    14 bids
    whatsapp sip Gateway 6 days left
    VERIFIED

    We need to develop a SIP to Whatsapp gateway. The gateway should be able to pass voice calls incoming over SIP and forward them through WhatsApp to complete the call to the called party number. The development platform/operating system is not important. The project should be completed either by using the Linux/Windows WhatsApp executables, or by using the Android / Windows Phone mobile versions of...

    $1563 (Avg Bid)
    $1563 Avg Bid
    10 bids

    Posting again, closed project by mistake, Looking for developer to help build voice/ video broadcasting android app, integrate Twilio or Agora or such for chat room, or private chat rooms And must have agent portal and client portal and admin portal For more information contact me I’ll send you reference Please only bid if you have knowledge

    $2713 (Avg Bid)
    $2713 Avg Bid
    58 bids

    i want to convert my android phone as sip voip gsm gateway like GOIP, DINSTAR. android phone will register with my softswitch via 3g internet and when my softswitch will send call to android it will forward to gsm network. (VOIP CALL TERMINATION) so it will work like DIALER(DIALS NUMBER)--> MY SOFTSWITCH --> ANDROID PHONE --> TO NUMBER DIALED BY DIALER.... This will be main future.. an...

    $491 (Avg Bid)
    $491 Avg Bid
    7 bids

    Add push payload to voip server for callkit call-id in the post {data}

    $629 (Avg Bid)
    $629 Avg Bid
    10 bids

    I need an Calling Android app. for VOIP Business like Itel Dialer with features of register with email and recharge or with Pin Sip by company

    $495 (Avg Bid)
    $495 Avg Bid
    18 bids

    mini POC WEBRTC-to-SIP architecture backend buildout for SIP server to webrtc (kamailio or janus) docker build setup to Sample this SIP-WEBRTC (to enable websockets) client= webrtc sip register=SIP server does RTP have to flow through kamailio or SIP-WEBRTC as well trying to model off this [login to view URL]

    $18 / hr (Avg Bid)
    $18 / hr Avg Bid
    3 bids

    we want to separate Freeswitch server on our bigblue button sever

    $143 (Avg Bid)
    $143 Avg Bid
    2 bids

    I require installation of goautodial 4 in vultr (VPS), with the configurations, Trunk, Users, Recordings, Webrtc for remote agents, everything required for call center

    $42 (Avg Bid)
    $42 Avg Bid
    2 bids

    I want to achieve the following: 1) all incoming calls into PBX should show as popups in vTiger. If they are existing contacts, that contact details should be shown. If not, then new lead should be created. Outgoing calls from the pbx should also be logged into the crm. Click-to-call in crm should be functional. Can all this be done? Please revert at the earliest so that we may get this going. tha...

    $14 (Avg Bid)
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    1 bids

    I am running ISSABEL 4.0.0 with asterisk 13 as well as vTiger 7.1 free edition. I want to integrate the two.

    $118 (Avg Bid)
    $118 Avg Bid
    6 bids
    Twilio Voip Apps 4 days left
    VERIFIED

    Hello, I need a Voip app for Android & iOS Bases on Twilio SDK [login to view URL] [login to view URL] Receive and make voip calls even if app closed. Apps always running in background.

    $463 (Avg Bid)
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    12 bids
    Goautodial Expert 3 days left
    VERIFIED

    we are looking for a goautodial expert for long term job

    $189 (Avg Bid)
    $189 Avg Bid
    9 bids

    cisco phone: 8841 Free PBX: [login to view URL] Static IP of LAN Our office

    $47 (Avg Bid)
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    7 bids
    ivr gateway 3 days left
    VERIFIED

    i want cloudbase ivr telephony solution where we can redirect to different departments

    $113 (Avg Bid)
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    8 bids
    Webrtc freepbx 2 days left

    hello, we would like to create a web softphone for our asterisk freepbx server. the page must have username and password to access the web phone. on the same page there must be information such as, campaigns enabled, calls waiting, calls answered, and average conversation time. all on one page. then we would like to have a control panel where to enable users to the various campaigns / queues

    $667 (Avg Bid)
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    12 bids

    Hi, I need you to configure opensips on my ubuntu server, it has to support calls from linphone to linphone, sip messages and new users creation.

    $37 (Avg Bid)
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    4 bids

    I want to integrate chatting and voice calling (over internet) in my react native app. The application should be able to capture voice call duration. When you apply make sure to include the technologies that will be used to develop this. Cheers!

    $683 (Avg Bid)
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    8 bids

    I need someone to install and configure flexisip and all required components to work with linphone.

    $60 (Avg Bid)
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    5 bids

    looking for developer in WEBRTC expert. Allowing one device(the "master") to broadcast live audio to multiple "peer" devices over local WiFi. As the app should work over WiFi LAN only (with no internet access), the signalling sever "SIP" SERVER. Thanks.

    $509 (Avg Bid)
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    3 bids

    looking for developer in WEBRTC expert. Allowing one device(the "master") to broadcast live audio to multiple "peer" devices over local WiFi. As the app should work over WiFi LAN only (with no internet access), the signalling sever "SIP" SERVER. Thanks.

    $30 - $250
    $30 - $250
    0 bids

    we would like to have both the sip client and the telephone bar where the user sees the code where it is inserted and where there is the possibility to pause the sip

    $289 (Avg Bid)
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    2 bids

    I have a Cisco MC74 desk phone with stock android loaded onto it. I need assistance with the following: - Running adb command "tinymix 1 1" (jumpstarts audio) - interfacing with a light sensor - Make the hardware "mute button" function again. - application to switch between audio devices via tinymix commands. More details can be provided. Full ADB debugging and access availabl...

    $187 (Avg Bid)
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    7 bids

    we are planning to setup our branded IPBX based on asterisk or freepbx

    $392 (Avg Bid)
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    13 bids

    I would like to add / update existing extensions in my FreePBX.

    $11 / hr (Avg Bid)
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    7 bids

    I’m looking for an Android/iOS app developer with voip experience to customize an Android open source xmpp client Requirements: Integrate Jingle/SIP Add a dial key pad Add payment gateway Some graphical modifications (Logo, BG color, Shape baloom message etc. )

    $1186 (Avg Bid)
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    39 bids

    trying to be able to use SIP native for android . but also the same UI/layout interface if on the PWA it will work the same but webRTC not sure what libraries to code into. device Mac based ID sends to API built with ionic framework/ angular. not sure exacty what to use [login to view URL] jsSip/ kamailio or what not.

    $645 (Avg Bid)
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    9 bids
    Asterisk, PBX/VOIP in Odoo 5 hours left
    VERIFIED

    We need an experienced Asterisk, PBX, within Odoo to help set up the Asterisk PBX. We need someone with proven track record who has done this before. We also need your availability and comfortable with screen sharing and working together on a live platform to install and you provide support. IF you are not willing to support or work with us Live, please do not apply to this job.

    $311 (Avg Bid)
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    11 bids

    Required expert in Cisco phones to setup custom features for the phones. We are using Elastix pbx server.

    $16 / hr (Avg Bid)
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    9 bids

    hello I would like Trixbox / Asterisk [login to view URL] installed on a VPS, and have trixbox working and to put the install steps on a text file for me. Thanks

    $44 (Avg Bid)
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    8 bids

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