SIP Jobs

12 were found based on your criteria

  • Hourly – Less than 1 month – Less than 10 hrs/week – Posted
    I am looking to have a EFax software package built that has the ability to have multiple tenants and usernames for each and their own DID numbers. The ideal software would have a web interface that allows the client to view sent and received faxes along with adding email accounts for sending and receiving faxes via email. Would also need an admin panel for adding and removing users. It should be easy for the end user along with an attractive ...
  • Hourly – Less than 1 month – 10-30 hrs/week – Posted
    We are looking for an EXPERT Linux / VoIP Systems Architect who is able to perform an integration for us using OpenSIPS into our billing system Jerasoft VCS. The objective of this installation is to gain high CPS for enterprise / call center VoIP Traffic. We have researched and found that the easiest integration would be using common radius collectors for OpenSIPS. More information about the common radius collectors is available at: http://support.jerasoft.net/index.php?/Knowledgebase/Article/View/16 ...
  • Hourly – Less than 1 month – 10-30 hrs/week – Posted
    The intention is to develop a web based application and a server based application: The objective is to develop a SIP ALG Detector client and server. The client must be a web based App, it should send REGISTER or INVITE messages to the server using the specified UDP ports, the server will report back to the client providing all the details for the messages received, finally the client will compare the original messages sent, against the ones reported by back ...
  • Hourly – 1 to 3 months – 30+ hrs/week – Posted
    We require an IAX dialler app to be developed for iOS and Android. The app will be fairly basic and will require only the following functions: 1. Log in - Username and Password 2. Dialler The configuration details and account credentials for the IAX account will be pulled in from an API and will be generated based on the username and password. This information will be pulled in each time the user logs in. The API will also define available credit ...
  • Hourly – Less than 1 month – Less than 10 hrs/week – Posted
    We are experimenting with various SIP stacks for android and are looking for an android developer to build a prototype using the native google sip stack. The purpose of this prototype is to test the stack itself iteratively and see how well it performs in terms of: - maintaining connectivity to our SIP server under various NAT scenarios - backgrounding/network change handling - battery consumption. Bonus points for anyone who has build a SIP stack using PJSIP or a comparable library- we ...
  • Hourly – More than 6 months – 10-30 hrs/week – Posted
    Let us start with asking you to apply only if you have REAL experience in the field, including practical knowledge of all the subjects mentioned. Please write each section if you have the knowledge to deal with, and suggestions of what you would use: Your duty is: 1. decide about the best FREE software for auto-dialing of pre-programmed announcement, with interacting with the customer (please suggest which one is your personal favorite to use, when you apply, between Asterisk; vicidial ...
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