Sip Jobs

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Hourly - Entry Level ($) - Est. Time: Less than 1 week, Less than 10 hrs/week - Posted
I have installed a public IP connected 3CX PBX Server for me to connect with my office, and route calls via the gateway when I am out of the office. In the office I want to install a Linksys SPA3102 PSTN Gateway. The Gateway should be configured as: Office Call Local PSTN Number Directly Office Dial Extension number to call my softphone. Office Dial 9xxxx to call International numbers to be routed via VOIP Softphone calls 9xxx to call PSTN Gateway to a local number by office. I need assistance in configuring both the Linksys and the 3cx PBX. The 3CX PBX is the latest version, v14 with Service Packs.
Skills: SIP VOIP Software
Hourly - Expert ($$$) - Est. Time: 3 to 6 months, 30+ hrs/week - Posted
We are looking for a strong software and app developer who have skill in developing VOIP and based based system . Who have in-depth knowledge in Android and iOS development with Agile management . Our core Project is to Built a Messanger apps with some strong VOIP functionality : 1. Secret Chat 2. Voip Calling service 3.And Integrated Store for Games and Stickers 4.Others - will discuss when we will interview . VOIP functionality should have a option to opt the Data pack and use the phone network to call while it has no data pack. We are looking very talented and long term basis developer . The project may consist of different part with different team members given by us : Like UI and UX as well the small steps and description design and various Graphics work . So it will be a complete team work . I need some one who can analysis the apps like : Telegram , Viber etc.
Skills: SIP Android App Development CSS Drupal
Hourly - Intermediate ($$) - Est. Time: 1 to 3 months, 10-30 hrs/week - Posted
We are a looking for a VoIP expert with project management experience to lead our deployment of voice services in Vanuatu. Experience with SS7 necessary to enable with other local carriers. Project is partially complete, however we need to engage someone part-time based in a similar time zone to oversee the 2 engineers working on the project, align the tasks and dependencies, and provide guidance/technical advice when required. Platform being deployed is Elastix /A2Billing. 5-10 hours per week required for 1-2 months. Aiming for soft launch of phase 1 services by early June (international calls and on-net calls), with interconnection with local carriers to follow afterwards. Substantial progress has already been made in setting up the platforms and testing them, we primarily need project leadership for the remaining stages and assistance with troubleshooting.
Skills: SIP A2Billing Elastix VMware ESX Server
Hourly - Intermediate ($$) - Est. Time: 1 to 3 months, 30+ hrs/week - Posted
Looking to quickly have an install of either Kazoo or FreePBX or Elastix setup in a scalable environment such as the Google Cloud Platform. I have not worked with either platform, but I'd like to hear your thoughts on the pros / cons of each. We will need to connect the platform to 3rd party APIs for mobile/landline detection, SMS/email delivery, and more. The GUI should be able to provide us with easy access to control IVRs, call routing, phone numbers/DNIS, call recording, CDRs, ANI blocking/blacklisting, geo/NPANXX routing, and inbound/outbound carriers Please apply to this job and I can provide you with the detailed outline whats needed from our platform and custom development.
Skills: SIP Asterisk Elastix Freeswitch
Hourly - Entry Level ($) - Est. Time: More than 6 months, 10-30 hrs/week - Posted
We are looking for someone who can manage these services/servers better than us. Service we provide - SIP based intercom service, connected to a central IP-PBX, calls are terminated by 3rd party The job will entail maintenance, updates, upgrades, security, and provide recommendations. ... We provide some services to our customers via our own SIP servers. We provide a service to our customers directly for intercom connection to termination of call via sip Current issues we have - Irregular sip - Server crashed and took 2 days to get running again (possible security issue) - Maintenance, and updates - Prevention against hacking Tasks required for our system administrator ... We provide a service to our customers directly for intercom connection to termination of call via sip Current issues we have - Irregular sip - Server crashed and took 2 days to get running again (possible security issue) - Maintenance, and updates - Prevention against hacking Tasks required for our system administrator
Skills: SIP Apache administration Asterisk HTML5