OpenSIPS TLS, Asterisk & REST
I need a complete yet streamlined deployment of OpenSIPS secured with TLS and fully integrated with Asterisk. The goal is to deliver a working voice platform th...
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VoIP System Design for Innovative Manufacturer
Innovative VoIP Manufacture is looking for exceptional Software Designer. Our Software Development Road Map has increase significantly this year thus we need he...
Read moreConfigure SIP Server Connection
I’m looking for someone who can quickly connect my SIP-enabled PBX to a small dedicated server so we can place and receive voice calls. The setup only needs to...
Read moreTwilio SIP & PSTN Setup
I need clear, actionable guidance to get Twilio handling calls over both SIP and the traditional PSTN network. My immediate priority is a working SIP-to-SIP con...
Read moreConfigure FreePBX Caller ID Forwarding
I’m running FreePBX 16 and use the built-in Call Forward feature. When a call is diverted, I need the phone that ultimately rings to show the original caller’s...
Read moreAsterisk-Based Outbound Platform Development
ONLY - PREBUILD - DONT WASTE TIME TO MESSAGE ME IF YOU NEVER DONT BEFORE AND YOU HAVE NO IDEEA PLANING TO GET IT IN 5 DAY MAXIMUM I need a complete Asterisk-bas...
Read moreVPN-Secured Cloud SIP PBX
I want a single, well-integrated solution that lets my team talk over a private, encrypted network and handle calls through a cloud-based SIP PBX. The VPN will...
Read moreSetup High-Capacity Kazoo Deployment
Hi I will share the details with the shortlisted candidates. thanks
Read moreAI Calling Agent SIP & Cloud PBX Specialist
Telephony Engineer (SIP Trunk & Cloud PBX Specialist for AI Calling Agent Deployment) Job Type: Full-Time (Remote or On-Site) We are seeking a highly skilled Te...
Read moreHigh-Capacity Kazoo Deployment Setup
I’m looking for an engineer who can stand up a production-ready Kazoo cluster across eight fresh CentOS 7 servers. The platform has to carry roughly 50,000 conc...
Read moreAutomated Asterisk Calling System
I need a complete Asterisk-based outbound platform fine-tuned for high-volume marketing calls. The core flow is simple: the system auto-dials a list, detects wh...
Read moreWEB APP DEVELOPMENT + FREESWITCH - ONLY BID AFTER YOU READ DESCRIPTION
*** PLEASE READ IMPORTANT NOTE *** ONLY BID ON THIS PROJECT IF YOU ARE EXPERIENCED IN WEB APP DEVELOPMENT AND FREESWITCH INTEGRATION, PLEASE DO NOT WASTE BOTH O...
Read moreReliable SIP Account Setup
I need a rock-solid SIP account that lets me place and receive business calls from my desktop soft-phone without hiccups. High call quality and 24/7 stability m...
Read moreFinalize SIP Server & Softphone
I already have an in-house VoIP solution in progress—a SIP server built with ASP.NET /C# and a cross-platform softphone written in .NET MAUI. The core functiona...
Read moreFix Grandstream Inbound Calls
I have a Grandstream UCM6300A that is happily sending outbound calls, yet any inbound call never reaches the phones—there’s no ring at all. Here’s what I alread...
Read moreQuick vcdial Dial Plan Audit
I’m looking for a vcdial specialist who can jump on a very short screen-share—ideally no more than fifteen minutes—to walk through my current dial plan settings...
Read moreSimple Freeswitch based Web App Development
I’m putting together a Freeswitch based number buying platform and need a developer who is comfortable wiring FreeSWITCH into a modern web stack. The core use-c...
Read moreFreeSWITCH Expert Needed (Debian 12 + XML Curl Integration with API
READ BEFORE APPLYING — NO AI OR COPY-PASTE COVER LETTERS If you’re using ChatGPT or sending a generic “I can do your project” message, your bid will be ignored....
Read moreFreeSWITCH Expert Assistance
I’m running FreeSWITCH in production and need an experienced engineer to step in, review the current configuration, and ensure everything is running at peak per...
Read moreKamailio VoIP Configuration Specialist Needed
We are looking for an experienced VoIP engineer to configure Kamailio as an SBC together with RTPengine. The goal is to fully rewrite all SIP and RTP traffic so...
Read moreVitelity SIP & FreePBX 17 Setup
I’m running a hosted instance of FreePBX 17 and need Vitelity SIP fully integrated so I can place and receive calls without glitches. Right now basic registrati...
Read moreFix/troublehoot 3CX v20 VoIP Issues
After moving our PBX to 3CX v20 every Grandstream HT801 on the network suddenly stopped handling calls—no one can dial in or out, even though the devices regist...
Read moreReal-Time Answering Machine Detection System
Project Scope: We have a high-accuracy (94%) Answering Machine Detection (AMD) system for outbound calls in France. It currently detects humans vs. machines wit...
Read moreVoIP.ms Setup & Softphone Config
I already hold an active voip.ms account but it is still sitting on its default settings. I need someone who can walk in, turn the blank account into a working...
Read moreSet Up 3CX Phone System
I’m ready to launch a brand-new 3CX phone system for day-to-day business communication and need someone who can get everything running smoothly from scratch. He...
Read moreWebRTC-SIP Gateway for MagnusBilling
I’m looking for an experienced VoIP / WebRTC / OpenSIPS engineer to set up a WebRTC ↔ SIP gateway connected to my existing MagnusBilling system. The objective i...
Read moreWebRTC-to-SIP Gateway Development
I need a seasoned engineer to build and fine-tune a WebRTC-to-SIP gateway that lets browser clients place and receive calls on my existing SIP infrastructure. T...
Read moreVicidial Predictive Dialer Fix
My Vicidial setup is already fully configured, yet whenever I start a campaign the live dashboard stubbornly shows “0 calls in queue.” Calls never leave the sys...
Read moreFix SIP Call Dropouts and Call Quality Issues
My SIP trunk is stable until a call is in progress—then the line suddenly drops, but only with certain callers. I need an engineer who can jump in quickly, pinp...
Read moreInternational Toll-Free VoIP Admin
I’m looking for an experienced VoIP engineer to build a small-scale yet dependable admin portal that lets me offer USA toll-free calling from overseas. SIP is t...
Read moreUK & USA Number Integration
I am looking to set up a reliable phone system for my startup that focuses on customer support. The goal is to integrate UK and USA phone numbers into a system...
Read moreConversational Bot with Jambonz
I'm looking to create a simple conversational bot using Jambonz as the core platform to explore its flexibility and integration capabilities. The bot will be de...
Read moreConfigure Kamailio SBC With RTPengine
We are looking for an experienced VoIP engineer to configure Kamailio as an SBC together with RTPengine. The goal is to fully rewrite all SIP and RTP traffic so...
Read moreLong-Term Sip and Web Developer
I manage a stream of corporate‐style website projects and need a developer I can rely on from build to launch and then through ongoing updates. The day-to-day f...
Read moreSwitch Yeastar P550 to Mobily
I’m running a Yeastar P550 that is currently registered to a Zain SIP trunk. I now need that same PBX re-provisioned for a cloud-based SIP provider—specifically...
Read moreFix FreePBX Call Connection Issue
I recently migrated our phone system from Issabel to FreePBX, and the new setup is proving unreliable. The core problem is configuration-related: trunks refuse...
Read moreVirtual Serbian Number for Marketing
I’m launching a new marketing push aimed at the Serbian market and need a fully-functional virtual Serbian phone number dedicated to voice calls. The line will...
Read moreAsterisk Setup Fix
I need an experienced Asterisk developer to modify my existing Asterisk setup. Key requirements include: - Fix current issues, specifically: - Call quality prob...
Read moreOutbound calls stopped working on FusionPBX
Hi, outbound calls stopped working on FusionPBX. Might be that FS PBX needs to be updated, it's been a while. Seems a dialplan issue? -- https://chatgpt.com/sha...
Read moreSIP Trunk and VoIP Configuration Expert
Job Description: We are looking for an experienced VoIP developer/engineer to help set up and configure SIP trunking for inbound and outbound calling. The setup...
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