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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    42 jobs found, pricing in USD

    Looking for multi tenant business pbx phone system. I prefer a system that is already built Cloud based here is a reference website [login to view URL] IVR Mobile App Desktop App call waiting conference calling call transfer auto attendent extensions etc

    $1199 (Avg Bid)
    $1199 Avg Bid
    8 bids
    PBX Business Phone System 6 days left
    VERIFIED

    Looking for multi tenant business pbx phone system. I prefer a system that is already built Cloud based here is a reference website [login to view URL] IVR Mobile App Desktop App call waiting conference calling call transfer auto attendent extensions etc

    $203 (Avg Bid)
    $203 Avg Bid
    11 bids
    3cx Call Flow 6 days left
    VERIFIED

    3cx Call flow configuration and edits

    $162 (Avg Bid)
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    4 bids

    I need a shell script which I will call script user dst cid_prefix audio When I call the script like script user 123456 54 audio1 ip it means Dial 123456 your cid is a random 10 digit number which starts with 54 via SIP/ip play audio1 record entire call in a folder ./user also possible to call like [login to view URL] --db user 10 [dst_prefix ] ip This will query db like select ds...

    $194 (Avg Bid)
    $194 Avg Bid
    10 bids

    * Weekly payments * Best campaign as per the current situation * Data, Dialer, VOIP provided * English must * Previous experience in US process preferred * 3 min buffer time

    $1875 (Avg Bid)
    $1875 Avg Bid
    2 bids

    Hi, We are using asterisk server and g729 codec. It supports only Pass-Threw mode because it's the free version. But we need a free version of this codec that supports Transcoding mode. If anyone have that please knock me. My budget is below $50 Thank you.

    $150 (Avg Bid)
    $150 Avg Bid
    2 bids

    FreeSWITCH lacks a basic feature that most other Class 4 switches have, for performing a "call extend". This is used by carriers primarily to discourage downstream customers from blending in short duration calls into a conversational route which makes the SDP go up and ASR go down. In order to do this in FreeSWITCH, you will need good ANSI C skill to modify switch_ivr_bridge.c to accep...

    $10 - $30
    $10 - $30
    0 bids

    We are looking for AWS Connect or Twillio Agent Conference expert to help us setup outbound calls with API Description: We are trying to build outbound calling software for Call Center. It would have 4 roles 1. Sales Rep 2. Agent 3. Customer 4. Manager 1. Sales Rep log into a Bridge and waiting for call 2. Agent Dials to Customer ,If customer picks ,he tells customer that he is transferring t...

    $25 - $50 / hr
    Sealed NDA
    $25 - $50 / hr
    4 bids
    Wholesale voip 5 days left
    VERIFIED

    Wholesale voip beginner needs consultant.

    $17 / hr (Avg Bid)
    $17 / hr Avg Bid
    7 bids

    we need someone to make outbound calls to australia to set up businesses for our sales team to sell to

    $13 / hr (Avg Bid)
    $13 / hr Avg Bid
    20 bids

    I'm looking to setup OTP verifiable Virtual phone numbers using Programming that are available and acceptable similar to normal wireless carrier, or to mask / filter VOIP itself to present VOIP as a wireless carrier, please let me know if you have worked on a similar project recently, thanks

    $25 - $314
    $25 - $314
    0 bids
    program a automatic call 4 days left
    VERIFIED

    I have to call into a conference call 4 times a week for my school. I don't want to call and wait on the phone for 20 minutes every time. Is there a way you could program my twilio phone number to automatically call the conference number at certain times or after I send a SMS to my number, and I dont have to be on the phone at all, it will just call by itself?

    $14 / hr (Avg Bid)
    $14 / hr Avg Bid
    4 bids

    We are looking for TwillioFlex and Twillio Conference expert to help us setup outbound calls Description: We are trying to build outbound calling software for Call Center. It would have 4 roles 1. Sales Rep 2. Agent 3. Customer 4. Manager 1. Sales Rep log into a Bridge and waiting for call 2. Agent Dials to Customer ,If customer picks ,he tells customer that he is transferring to manager and t...

    $50 - $100 / hr
    Sealed NDA
    $50 - $100 / hr
    3 bids

    We have 6 Yealink phones and i have access to the admin interface.I want a recipe or applet for adding all the incoming and outgoing calls for each voip phone (Yealink phone) to the Excel spreadsheet using URL actions to interface of each phone We want 2 spreadsheets One for all incoming calls and one for all outgoing calls The structure of the excel spreedsheet will be sth like the following Date...

    $25 (Avg Bid)
    $25 Avg Bid
    3 bids

    We have 6 Yealink phones and i have access to the admin interface.I want a recipe or applet for adding all the incoming and outgoing calls for each voip phone (Yealink phone) to the Excel spreadsheet using URL actions to interface of each phone We want 2 spreadsheets One for all incoming calls and one for all outgoing calls The structure of the excel spreedsheet will be sth like the following Date...

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

    We have 6 Yealink phones and i have access to the admin interface.I want a recipe or applet for adding all the incoming and outgoing calls for each voip phone (Yealink phone) to the Excel spreadsheet using URL actions to interface of each phone We want 2 spreadsheets One for all incoming calls and one for all outgoing calls The structure of the excel spreedsheet will be sth like the following Date...

    $15 (Avg Bid)
    $15 Avg Bid
    1 bids

    Looking to configure Audiocodes Mediant 1000 device to forward incoming calls from PRI lines to a SIP trunk outside the premise.

    $117 (Avg Bid)
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    3 bids

    Compre una central UCM6204 y estoy teniendo problemas. Quisiera un experto que me configure y me de soporte. El problema mas grande que tengo es que las llamadas quedan "colgadas" como active calls. Tengo que entrar por la pagina, y colgaras. Ademas de otros requerimientos de configuración mas.

    $22 / hr (Avg Bid)
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    4 bids

    The scope of the project is to implement a ChatBot prototype, which accepts inbound calls (English languagge) and allows for a two way communication with a human counterpart. Pls. refer to the attached document for a detailed list of the requirements

    $555 (Avg Bid)
    $555 Avg Bid
    8 bids

    We are looking for TwillioFlex and Twillio Conference expert to help us setup outbound calls Description: We are trying to build outbound calling software for Call Center. It would have 4 roles 1. Sales Rep 2. Agent 3. Customer 4. Manager 1. Sales Rep log into a Bridge and waiting for call 2. Agent Dials to Customer ,If customer picks ,he tells customer that he is transferring to manager and t...

    $53 / hr (Avg Bid)
    $53 / hr Avg Bid
    2 bids

    Hi, I was engaged to a VOIP project. This project has hospitals, doctors, and patients. Doctors and patients can be able to schedule an appointment. And they use VoIP for connection. I am in need of an expert who can lead VoIP techs in Telnyx. (Auto Attendant API in Telnyx) Will open this contract today. Thanks

    $747 (Avg Bid)
    $747 Avg Bid
    4 bids
    SIP to WhatsApp voice gateway 3 days left
    VERIFIED

    Hello, 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 ver...

    $511 (Avg Bid)
    $511 Avg Bid
    4 bids

    Full Asterisk IVR Setup training and cdr report with below requirement 1. Creation of IVR flow chart and diagram 2. Communicating with other stakeholders for the Audio files. 3. IVR Configuration on FreePBX 4. Setting up Inbound routes to point to IVR (via GUI and Command line) 5. Other tweaks on IVR (schedules / time conditions) (via GUI and Command line) 6. Setup of dial plan on GUI and CLI 7. ...

    $499 (Avg Bid)
    $499 Avg Bid
    17 bids
    Kazoo PBX development 3 days left
    VERIFIED

    We are looking for an experience company or a team capable of development and future support of a custom Kazoo PBX. Experience Requirement: -Must have built something similar and demo the solution with Kazoo -Previous development with Kazoo, Freeswitch, Kamailio -Examples of previous development of telephony systems based on these platforms -Excellent understanding of pbx telephony, dial-plans,...

    $21 / hr (Avg Bid)
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    8 bids

    If you can create an add-in in outlook and understand SIP/VOIP please reach out.

    $706 (Avg Bid)
    $706 Avg Bid
    9 bids

    Hi, We are using asterisk server and g729 codec. It supports only Pass-Threw mode because it's the free version. But we need a free version of this codec that supports Transcoding mode. If anyone have that please knock me. Thank you.

    $155 (Avg Bid)
    $155 Avg Bid
    5 bids

    Hi, I need to set up a rule that in FreePBX that will allow changing the CID of the extension based on the outbound route. For example, if I dial out from exten 200, through outbound route 1 it will get CID1, outbound route 2 - CID2, etc. The outbound routes are NOT defining the CID, the extension defines the CID.

    $39 (Avg Bid)
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    3 bids
    Sip Client 2 days left
    VERIFIED

    Device Compatibility: The App will be compatible for Android devices. Scope of work : ● revamp the open source code and redo the entire application ● Remove/ disable extra functions ● Revamp the design ● Update new color combinations and logos ● Test the application ● Deploying It to store SDK linphone

    $319 (Avg Bid)
    $319 Avg Bid
    8 bids
    Webrtc and kamailio tutorial 2 days left
    VERIFIED

    I am in need of resources and tutorial on kamailio configuration file for serial forking with tutorial

    $77 (Avg Bid)
    $77 Avg Bid
    2 bids

    Hello! I'd like to invite you to take a look at the job I've posted. Please submit a proposal if you're available and interested. Telecom specialist We are looking for system integrator who can help us to integrate facebook magma open source EPC with Mikroitk Enodeb .Its 4G LTE Private network project. We have one test unit from baicell which is recomanded by facebook . Our ...

    $22 / hr (Avg Bid)
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    5 bids

    i need to stop fake ringing on linphone application i used sip account to make a call

    $139 (Avg Bid)
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    3 bids
    Need a asterisk / freepbx expert 23 hours left
    VERIFIED

    I am having problems with extension loosing register, i dont have a very good internet connection but i am almost certian that i can fix this problem, customer has 50mbps upload and download, the problem is the pings not being very stable, due to a wireless ptp connection, freepbx / asterisk setup.

    $129 (Avg Bid)
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    12 bids

    I have sms working with flowroute and my fusionpbx. But right now its only working in one domain. I would like to make it work will all my domains and each domain with its own flowroute account. I have test server prepared for the task already.

    $268 (Avg Bid)
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    4 bids

    I am looking for a telecom expert, especially familiar with ZTE NGN Core equipment who will help us re-dimension/re-purpose our SoftSwitch-es decreasing the resources dedicated for the TDM and reallocating those resources for VoIP. the model and version of the soft-switches is ZXSS10 SS1b [login to view URL] it is important to have zero downtime, as the device is in production, and also to assure ...

    $666 (Avg Bid)
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    3 bids

    Program needs to parse large lists of phone numbers in an Excel Spreadsheet to determine which are currently "active lines". Once an active line is found, the program needs to be able to either: a) do a "speech-to-text" conversion to copy the voicemail personal greeting, or b) record the audio of the voicemail greeting and have it identified as being connected to a certain ph...

    $1117 (Avg Bid)
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    28 bids
    Inverse Broadcast 15 hours left

    I need a prototype functional application from a mobile phone which captures audio and send it back to a server (LINUX or WINDOWS) where it gets mixed with other audio from other live cellphones and create a single audio source to stream. It needs to receive the feedback from around 2 to 5 users at the first phase This will be used to create a chorus concert online. It needs to be a functional...

    $100 (Avg Bid)
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    1 bids

    Hi, We have a PRI line and connected to SIP server using FreePBX. Currently our employees working from home and using some soft phones but there is no voice clarity. We would like to setup a virtual callcenter which redirect to their mobile numbers. If this is possible please reach me.

    $35 / hr (Avg Bid)
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    16 bids

    Need someone available in KSA Riyadh, We need to configure the Yeaster Part .

    $209 (Avg Bid)
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    6 bids

    i have 3 x Skype accounts running daily on windows 7 ...i require one of the accounts to run on my Mac OS 10.8.5 without effecting or losing messages etc ....you will need Teamviewer URGENT

    $23 / hr (Avg Bid)
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    20 bids

    Hi, I have a basic jitsi server. I want to customize it. Experience people most welcome. If someone has capabilities to complete this project in 10 days most welcome for this project. Before read kindly read the doc carefully. All the project tasks mention below.

    $250 - $750
    Sealed
    $250 - $750
    4 bids
    Kalliope PBX + Bria 5 days left
    VERIFIED

    Revisione di una configurazione su un centralino esistente e perfettamente funzionante

    $750 (Avg Bid)
    $750 Avg Bid
    1 bids

    Buna, caut specialist pentru instalarea si configurarea unui server asterisk/freepbx ca centrala telefonica si cu dongle usb cu functie SMS-gateway. cu stima,

    $275 (Avg Bid)
    $275 Avg Bid
    2 bids

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