I need you to develop some software for me. I would like this software to be developed . Telecomunication Engineer 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 or Vos3000 etc.. If you Already have completed a ringless voicemail drop system please bid. Please include the past project info.
Hello Sir/Mam
Let's have a chat and discuss the work before awarding us the job.
For any query please consult our profile on https://www.freelancer.com/u/benni25.html
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Thank you