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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    46 jobs found, pricing in USD

    Hi. I 'm looking for a freelancer to install kurento on my centOS. If you can help me, please bid in this job. You must install it via teamviewer. Happy bidding.

    $170 (Avg Bid)
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    I need a software that provides a bridge between my telephone line and desktop software "to answer the call", to be developed Asterisk and C# ---- Phone Line--------> switch-----> server ( a call center software by asterisk and C# ) ----> (agent web application to answers calls by headset and microphone)

    $215 (Avg Bid)
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    i need a programmer who can create multiple emails accounts and procees with continuous actions to whiteliste ip adress

    $30 (Avg Bid)
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    i need to setup voip softphone for my company.... need to use ireland number to call in india

    $19 (Avg Bid)
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    8 bids
    MX-ONE Configuration 6 days left
    VERIFIED

    i need to assign TLU-83 Card on MX-ONE Telephone system

    $21 (Avg Bid)
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    4 bids

    Hi, I need to Configure CISCO system - 2x ASA5516 FirePower, 2x 2911 Router, 2x 3850 Core switch in redundant and 4x 2960X Switches in single stack. IPSec VPN configuration with other branch might be required.

    $394 (Avg Bid)
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    Cold callers (Female) 6 days left
    VERIFIED

    I am looking for cold callers, who can work on the pitch, IN USA.

    $108 (Avg Bid)
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    3 bids

    I need to build a doctor appointment system I already have all design pages I need only experienced developers in this part Main functions: Voice , Video Call, Schedule management , Text message , Push notification I will share more details in private chat

    $920 (Avg Bid)
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    I AM LOOKING FOR A DEVELOPER WHO CAN FOLLOW INSTRUCTIONS AND WHO WOULD DO THIS AS A PROJECT BUT MUST BE WILLING TO WORK FULLTIME IF NEEDED WHEN PRODUCT IS RUNNING LIVE. This project would NOT be paid by milestonesn because 99.99% of the project is 0 to me and GARBAGE. So if you are one of those scammers looking for money upfront, stop reading now. I rather over pay than prepay a single penny We...

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    Freeswitch developer 5 days left
    VERIFIED

    Skilled Technichan and developer FreeSwitch.

    $13 / hr (Avg Bid)
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    A- I have a linphone based VOIP app. I want to modify it by: 1- replace files. 2-change audio selection to pmcu. 3- replace wherever showing xxxx@[login to view URL] with the number only no need to show @[login to view URL], hide @sipproxy4gmobily.com. B- Build it using my existing source code. C- upload it to google store.

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    Please read my requirement fully before sending me the solicitations. I will definetly not work with someone who would just send a quote without understanding my requirement. Preferance will be given to some one who has allready implemented A2Z voip calling system and can show me a demo. I want to start as soon as possible I want to start an international voip calling company with operations base...

    $1663 (Avg Bid)
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    I have 2 PBXs. The first is not an Asterisk, the second yes. The first use the second to place call with predictive dialing. I want to implement AMD service on PBX2 and automatically drop call answered by machine.

    $152 (Avg Bid)
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    Need Customized vicidial admin and agent page

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    5 bids

    i want to develop VoIP system. Details will be discussed over chat. urgent!!! This project is long term over 6 months.

    $7651 (Avg Bid)
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    40 bids

    Hi, I want someone to install and configure the open source kannel sms gateway. I want to install it on Ubuntu 16.04.3 LTS running on VMWare and I want to see step by step how you configure it and how we can setup SMPP connections to other sms aggregators and stuff. The project statement of work is listed below. Bids around $30 - $100 USD are seriously considered. Regards. STATEMENT OF WORK 1....

    $158 (Avg Bid)
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    Outbound: -Realtime Monitor - here we can see the agents realtime -Scoreboard - Overview of top 10 agents -Manage Dialer - Here i can give a boost to dialer & and the list what i have imported, i can choos to call randomize or begin with the oldest data or with the new imported data etc. -Manage Resultcodes - I can add here a resultcode to any projects what i have selected. -Search Records - ...

    $3048 (Avg Bid)
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    Docsis CMTS Config 3 days left
    VERIFIED

    I like help to configure a Cisco CMTS 7246 for MC88V Module

    $10 - $30
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    0 bids

    We are an E-commerce company looking for TWO associates for a full-time long-term position. Our current freelancers have been working with us for 3+ years and we were able to find good talented people. We are now looking to expand and are in need of a serious candidate who is looking for a full-time long-term position and can work During USA CST Timezone. (1) First candidate Role: Responds to Cu...

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    webrtc client 2 days left
    VERIFIED

    I want to build webrtc mobile app which support video call, chat and upload documents

    $1070 (Avg Bid)
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    need to customize a2billing for retail voip clients calling from android and iphone. Looking for experienced developers in a2billing and mobile VOIP apps

    $582 (Avg Bid)
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    zoho's phonebridge plugin supports up to asterisk 1.4 with asterisk 1.8 partially working (only incoming calls) with modern asterisk versions (11 and up) not working at all do to (apparently ) java problem zoho's support says that those values : dialed channel, linked channel, dialing channel are NULL instead of being filled with information. we need someone that can complete and repa...

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    Twilio SIP set-up 2 days left
    VERIFIED

    Please set-up Twilio phone number with SIP so I can use on following site: [login to view URL]

    $19 (Avg Bid)
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    Need to intercerp GSM SMS messages. The work is constant. Payment by results!

    $3421 (Avg Bid)
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    17 bids
    Programming 2 days left
    VERIFIED

    iOS, Android, VOIP app

    $2471 (Avg Bid)
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    Project for Mohammad Abu S. 5 days left
    VERIFIED

    Hi abusayed2004, I noticed your profile and would like to offer you my project. We can discuss any details over chat. I have a diagram and list of AWS services I can use. Need to add the potential AWS services to the diagram. It should take about an hour to do.

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    1 bids

    I need a complex asterisk job ... need experts only.

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    I need to customize or make an app similar to csipsimple, which supports at least codec g729, g711a, g722, gsm, must be able to customize the server to record and have excellent audio quality [login to view URL]

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    I'm looking for a tech who already has completed a Ringless Voicemail drop system. We are US based company and will target users in US only so will calling 10-digit US phone numbers. We would ideally prefer some open source technologies to be used with it like FreeSwitch etc.. If you Already have completed a ringless voicemail drop system please bid

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    Hi, I am from fourth quadrant consultants. I require an engineer to help me out with cisco telepresence

    $1618 (Avg Bid)
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    VOIP - CALL DROPS 1 day left
    VERIFIED

    We use a XORCOM ELASTIX VOIP and have 2 office locations with a VPN tunnel. The second office cant make or receive calls which seems to be a SIP ALG or NAT issue. But need this fixed.

    $99 (Avg Bid)
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    I need someone to make sales calls to local businesses with the goal of setting up a meeting to sell my services as a web developer.

    $157 (Avg Bid)
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    Looking for a CISCO tech preferably with Cisco certifications to configure a Cisco ASA 5516-X with VPN access and reconfigure of external IP addresses to work with new ISP provider.

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    We want to set up our own end-to-end IVR system. Need an expert who can consult, guide and get the set up completed from Hardware installation to software development. We are based in Mumbai.*Removed by Admin* get in touch directly. We have built a python program that we want to integrate over an IVR service. We will begin by you letting us know system requirements and then complete project execut...

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    OBD CALLING 18h left

    Hello We have SIP,PRI and want to build script where we can make OBD Calling (asterisk),

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    Avaya Ip Office 500 17h left
    VERIFIED

    Need help with Avaya IP Office 500 v2 change extension ringing fix telephone not starting

    $31 (Avg Bid)
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    8 bids

    We want to use our freepbx as a call center solution. We need to develop an auto dialer module similar to Vicidial for our freepbx system. FreePBX is a great PBX system. Now we need to make it a complete package for telemarketing. Most of the ViciDialer should be there. Regards, ALSOFT

    $1600 (Avg Bid)
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    I have a working FreePBX server. The freepbx server is running good so far. The following changes needed in my server. 1. I want to install a open source predictive Dialer in my freepbx. I have have chosen VICIDIAL for that. You may suggest better one. The dialer must use existing extensions for auto dialing features. 2. You must configure the system till first successful campaign running. You w...

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    I have bought an OpenVOX GSM gateway. The GSM gateway is working good so far. But I need a small changes in configuration for smooth operation of the gateway. The gateway is not passing correct caller id to my PBX. Caller ID has two parts. One is Caller ID name and another is Caller ID number. Caller ID name part is okay and gateway sends is as the actual caller ID. Where is Caller ID number is in...

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    Hi, We are searching for skilled Asterisk developers.

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    phone calls cold calling 8am-5pm - shift 1 cdt 12pm -7pm shift 2 cdt monday - friday 10am- 6pm - saturday sunday cdt shift 3 Cold Calling Skills please send your resume and pricing. abilities software previous experience .mp3 sample if you have one must speak good english. rate is negotiable thanks and good luck

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    Looking for an experienced contractor to update configuration on our VOIP environment (a dozen or so phones). Currently using PiaF / FreePBX but happy to change to another distro if needed. Most phone are Mitel/Aastra 6739i and plus a couple cheaper aastra and a polycom conf phone. Key Issues / Targets: 1. Hot-desking - Configuration to allow for user speeddials to move with users as they log i...

    $39 / hr (Avg Bid)
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    Project for Vasile P. 14h left
    VERIFIED

    Hi Vasile P., I noticed your profile and would like to offer you my project. We can discuss any details over chat.

    $8 / hr (Avg Bid)
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    1 bids

    I need to connect CRM Vtiger with Elastix or Asterisk to make calls clicking on the CRM

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    To duplicate an existing Asterisk Server with WebRTC ( HTTP5 - SSL - etc.) onto another machine and make some changes. Works together with an Apache Web Server and a MySQL Data Base, on separate machines. Must function as an immediate - identical backup !

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    Se requiere soporte en Tecnologia CISCO en los siguientes Paises Cuba, Republica Domunicana, Mexico, Guatemala, Honduras, El Salvador, Nicaragua, Costa Rica, Panama, Nicaragua, Colombia, Venezuela, Ecuador, Peru, Brasil, Bolivia, Paraguay, Uruguay, Argentina y Chile. Los Modelos de los equipos son CISCO 2921/K9 - CISCO 1814- CISCO1921/K9 Servicio SLA 24X7X4

    $34 / hr (Avg Bid)
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    19 bids

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