SIP Jobs

21 were found based on your criteria

  • Hourly – More than 6 months – Less than 10 hrs/week – Posted
    The TCP/IP VOIP Engineer will be providing functional and practical analysis related to the installation of the communication networks. The TCP/IP VOIP Engineer will be given the responsibility of Designing, maintaining and improving voice and telephony infrastructures and ensures that all are secure, available (99+% minimum uptime) and functioning efficiently. You will be able to ultilize your knowledge of commonly used communication concepts, practices and procedures to diagnose and resolve moderately complex communication issues. Coordinates strategies for defining ...
  • Hourly – Less than 1 week – 10-30 hrs/week – Posted
    I need to do enhancement the great the app that has over 250k users. So looking for highly skilled developer who has rich experience of XMPP,SIP and audio/video streaming DON’T BID IF YOU HAVEN’T CONFIDENCE IN YOURSELF TO MAKE THE APP WITHOUT ANY BUG IF I WILL FIND ONLY 1 BUG DURING TESTING THE APP, I WILL NOT PAY ANYTHING.
  • Hourly – Less than 1 week – 10-30 hrs/week – Posted
    I need to do enhancement the great the app that has over 250k users. So looking for highly skilled developer who has rich experience of XMPP,SIP and audio/video streaming DON’T BID IF YOU HAVEN’T CONFIDENCE IN YOURSELF TO MAKE THE APP WITHOUT ANY BUG IF I WILL FIND ONLY 1 BUG DURING TESTING THE APP, I WILL NOT PAY ANYTHING.
  • Hourly – Less than 1 month – 10-30 hrs/week – Posted
    Dear All, We are a well-established service oriented company in Brisbane Australia. The company has been in the business for over 10 years now and has a large loyal client base. We are currently in the process of starting a cloud IP PBX solution targeting the Australian Market. We are looking for a experienced developer who is familiar with WebRTC to develop a web based dialer and our back-end is an Asterisk based solution. If you have the right skill ...
  • Hourly – Less than 1 week – 10-30 hrs/week – Posted
    I need to do enhancement of the great app that has over 2.5M users. So I am looking for a high skilled developer who has rich experience in XMPP,SIP and audio/video streaming DON’T BID IF YOU HAVEN’T CONFIDENCE IN YOURSELF TO MAKE THE APP WITHOUT ANY BUGS. IF I WILL FIND ONLY 1 BUG DURING TESTING THE APP, I WILL NOT PAY ANYTHING.
  • Hourly – Less than 1 week – Less than 10 hrs/week – Posted
    I needs someone to setup my SIP trunk with my FreePBX and get it to work. I've bought my SIP Trunk at DIDlogic.com. I want to call from the browser and wants to know what to do to make it work. Is it enough with a SIP Trunk and the iSymphony module? Or do I need hardware? If I need hardware, can it be outsources? Best regards
  • Hourly – Less than 1 month – Less than 10 hrs/week – Posted
    Hello, Please include the word "A2Billing" at the top of your application so I know your human please. We are looking for a very simple VOIP Service Platform with Web Interface. (function over style) NOTE: Please only bid if you have proven experience with A2Billing & didx / didlogic and if you have done something similar. Possible intergation with didx API or open to other suggestions. Want to build simple DID website. The system will be using A2billing and Asterisk, which we ...
  • Hourly – Less than 1 month – 30+ hrs/week – Posted
    Develop a software driver to interact with a Highway Advisory Radio via a wireless cellular VOIP connection. Requires some knowledge of cellular, voip and cloud-based voip using a RESTful API. Driver to be written in .net (likely C#) on a windows platform. Need a 2-3 week turnaround. Some R&D likely
  • Hourly – More than 6 months – 30+ hrs/week – Posted
    > * good command over English (Both reading and writing) > * Linux knowledge > * setup, administration > * Basic skills on Bash > * write and read bash scripts > * Knowledge on networking and distributed systems > * IPv4, IPv6, HTTP, TLS, network security, encryption, TCP/UDP, server-client architectures, mesh architectures, peer2peer, VPN, > * Knowledge on XMPP basics and concepts > * stanza > * full JID > * presence, roster > * reading and understanding XEPs > * Webtechnologies: Javascript, WebRTC, PHP (optional) > * Javascript/PHP development > * WebRTC basics > * XML reading and writing > * Knowlodge about databases > * design, setup and manage databases > * SQl ...
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