Find the Best VoIP Jobs

Professionals on Upwork rate clients
Rating is 4.9 out of 5.
4.9/5
On average from 2M+ reviews

Check out a sample of the 115 VoIP jobs posted on Upwork

SMS Registration Setup with Grasshopper

Fixed-price ‐ Posted 9 days ago
$65
Fixed-price
Intermediate
Experience level

Need help setting up and getting my SMS registration process working properly. I use Grasshopper as my VoIP provider, and I need suppor…

VoIPVoIP SoftwareVoIP AdministrationPHP
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Less than 30 hrs/week
Hours needed
Less than 1 month
Duration
Intermediate
Experience level

carrier-grade, multi-tenant PBX management application for ISPs, ITSPs, and service providers — built on FreeSWITCH and unified through…

VoIPFreePBXVoIP SoftwareVoIP Jobs
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OJS Setup and Configuration for Academic Journal

Fixed-price ‐ Posted 7 days ago
$300
Fixed-price
Intermediate
Experience level

We are seeking an experienced freelancer to set up and configure Open Journal Systems (OJS) for our peer-reviewed academic journal. The…

VoIPFreePBXCisco ASAVoIP Administration
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OfficeRnD Platform Setup and Management

Hourly ‐ Posted 6 days ago
30+ hrs/week
Hours needed
More than 6 months
Duration
Intermediate
Experience level

We need a freelancer to set up and manage the OfficeRnD platform for our office space. The work includes installing the system, configu…

VoIPVoIP SoftwareMySQLPHP
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Asterisk and SIP Setup Specialist

Hourly ‐ Posted 6 days ago
Hours to be determined
Hours needed
Less than 1 month
Duration
Intermediate
Experience level

DeltaX is seeking an experienced freelancer with expertise in Asterisk, telephony, and SIP setup to support us on a short-term project.…

VoIPFreePBXVoIP AdministrationVoIP SoftwareAsterisk
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Vicidial_Auto with WEBRTC

Fixed-price ‐ Posted 8 days ago
$7
Fixed-price
Entry
Experience level

We need a 20 agent Vicidial setup with WebRTC. Server (will be provided by us): Plan: DW-8G 4 Cores (AMD EPYC 3.5 GHz+) 8 GB RAM 80 GB…

VoIPCall Center ManagementLinuxVoIP AdministrationFreeSWITCHVoIP JobsAsterisk
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Part-Time AI/Voice Agent Developer

Hourly ‐ Posted 8 days ago
Less than 30 hrs/week
Hours needed
1 to 3 months
Duration
Intermediate
Experience level

We are seeking a skilled developer to enhance our AI/Voice Agent with telephony integration. The role involves developing and maintaini…

VoIPAsteriskVoIP SoftwareVoice ActingEnglish
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RingCentral Assistance | 8 hour fixed length

Fixed-price ‐ Posted 7 days ago
$120
Fixed-price
Expert
Experience level

This project is focused on creating RingCentral basic dial out accounts for three SDRs based in the Philippines. The work will consist…

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30+ hrs/week
Hours needed
3 to 6 months
Duration
Expert
Experience level

# Senior VoIP / SIP Engineer — Kamailio + RTPengine + Asterisk SBC Build (3 months, near full-time) ## The role We are building out a…

VoIP3CXKamailioFreeSWITCHFreePBXVoIP JobsVoIP SoftwareVoIP AdministrationAsterisk
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The Windowmaker Software Setup

Hourly ‐ Renewed 6 days ago
Less than 30 hrs/week
Hours needed
Less than 1 month
Duration
Intermediate
Experience level

We need a freelancer with experience in The Windowmaker software to help us improve our current system layout. The work will focus on a…

VoIPVoIP Administration
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