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Check out a sample of the 18 SIP jobs posted on Upwork

$1,000
Fixed-price

Expert
Experience level

IMMEDIATELY the focus 🧘‍♂️ is instagram 🎞️ sharing and reproducing the entire instagram reels 🎞️ experience to an identical mirrorin…

SIP Session Initiation Protocol Web Development Web Application Redux React Node.js API Integration API JavaScript
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WebRtc and VoIP integration programmer Hourly ‐ Posted 1 month ago

Less than 30 hrs/week
Hours needed

1 to 3 months
Duration

Expert
Experience level

We need to create a call button on our web page and write a code to link the button to make calls to a telephone number retrieved from…

SIP VoIP Software API Integration Session Initiation Protocol API VoIP
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Less than 30 hrs/week
Hours needed

1 to 3 months
Duration

Expert
Experience level

We are looking for an experienced professional to help us set up Microsoft teams with a 3rd party SIP trunk provider. The ideal candida…

SIP Asterisk VoIP Software Session Initiation Protocol VoIP Administration VoIP
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VoIP consultant Hourly ‐ Posted 8 days ago

Less than 30 hrs/week
Hours needed

Less than 1 month
Duration

Expert
Experience level

We are looking for a VoIP consultant, with extensive experience in networking and communications and extensive experience with PBX and…

SIP Phone Communication Session Initiation Protocol Asterisk Linux Linux System Administration FreeSWITCH FreePBX VoIP Software VoIP VoIP Administration
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Less than 30 hrs/week
Hours needed

Less than 1 month
Duration

Intermediate
Experience level

We are looking for an expert to help us on configuring a webRTC softphone (you may suggest any) to a FusionPBX (freeSWITCH) server.

SIP Session Initiation Protocol FreeSWITCH VoIP Administration VoIP VoIP Software
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Voip/Asterisk customer support Hourly ‐ Posted 4 days ago

30+ hrs/week
Hours needed

More than 6 months
Duration

Intermediate
Experience level

We looking 3 team members who could work as VioP customer support engineer. Candidates need to take customer calls and support to ther…

SIP Phone Support Session Initiation Protocol FreeSWITCH VoIP Software FreePBX VoIP VoIP Administration Asterisk
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Vicidial Asterisk Answering Machine Detection Fixed-price ‐ Posted 1 month ago

$1,000
Fixed-price

Expert
Experience level

looking for someone to help develop and train Answering Machine Detection service using TensorFlow and WebSockets. This should be real…

SIP API Development Linux Session Initiation Protocol VICIDIAL Python VoIP Asterisk TensorFlow Machine Learning Model
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VOIP and SIP expert Hourly ‐ Posted 8 days ago

Less than 30 hrs/week
Hours needed

Less than 1 month
Duration

Expert
Experience level

looking for someone who specializes in voice system infrastructures. We are looking for low cost solution and be able to receive phone…

SIP Asterisk Session Initiation Protocol VoIP Software VoIP Administration VoIP
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Help building a SIP-2-WebRTC Gateway Hourly ‐ Posted 6 days ago

Less than 30 hrs/week
Hours needed

3 to 6 months
Duration

Intermediate
Experience level

We need to build a SIP to webRTC gateway, ideally using containers to run on a server. We like to make it scalable. We can use asterisk…

SIP AWS Fargate VoIP Software Session Initiation Protocol Asterisk VoIP Docker
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30+ hrs/week
Hours needed

1 to 3 months
Duration

Expert
Experience level

Hi! We need your expertise on SIP servers (using Asterisk) to connect forward an existing SIP server's audio streams to our very own SI…

SIP Database Architecture Asterisk Linux VoIP Session Initiation Protocol RESTful API Python
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