Top Kamailio freelancers

45 freelancers list Kamailio on Upwork.

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Showing 45 of 45Data updated Nov 7

# Freelancer		SinceMember since
Oleg K. 🇨🇷🇨🇷 Senior VoIP Software Engineer	$8k↓ 7%	Jul 2013Jul 17, 2013
Omid Reza M. 🇩🇪🇩🇪 Senior VoIP Engineer	$7k↑ 3%	Nov 2012Nov 24, 2012
Malay P. 🇮🇳🇮🇳 VoIP & SIP, FreeSWITCH, Kamailio, OpenSIPS, Asterisk, PHP, SQL, Linux	$4k↑ 6%	Oct 2010Oct 3, 2010
4 Saif S. 🇮🇳🇮🇳 VoIP & WebRTC Expert \| Asterisk, FreeSWITCH, SIP \| AI Voice Engineer	$2k↓ 8%	Mar 2010Mar 14, 2010
5 Sadique A. 🇮🇳🇮🇳 Full Stack Developer, Cloud Telephony Expert	$2k↓ 1%	Oct 2014Oct 13, 2014
6 Eseoghene S. 🇳🇬🇳🇬 VoIP & SIP Engineer \| Carrier Infrastructure \| SBC \| AI Voice	$508↓ 40%	Aug 2021Aug 11, 2021
7 Kamil S. 🇵🇱 NewPrivate profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Aug 28, 2026.New🇵🇱 Top A+ Asterisk \| FreePBX \| Twilio \| VICIDial \| Bulk SMS \| 3CX \| VoIP	≈$439–	Jun 2026Jun 26, 2026
8 Igor G. 🇨🇦🇨🇦 VOIP Software Developer	$358↓ 1%	Dec 2011Dec 2, 2011
9 Alaeddine H. 🇹🇳🇹🇳 VoIP Engineer:AI Agent,Asterisk, FreePBX, Kamailio, Linux, IVRs	$332↓ 3%	May 2020May 1, 2020
10 Vitaliy N. 🇰🇿🇰🇿 VoIP Engineer	$300↓ 4%	Apr 2023Apr 11, 2023

Freelancer	MRR	Member since
11 Zahid H. 🇵🇰 NewNew🇵🇰 WhatsApp Calling & Asterisk VoIP Engineer \| Kamailio, SIP, LTE Nokia	$201–	Oct 2021Oct 11, 2021
12 Dung N. 🇻🇳🇻🇳 VoIP Developer and System Admin	$165–	Oct 2013Oct 15, 2013
13 Rabbani M. 🇦🇺🇦🇺 VoIP Engineering & Specialist Experience in PBX, SBC & Microsoft Teams	$117↓ 52%	Feb 2018Feb 10, 2018
14 Inam Ullah K. 🇵🇰🇵🇰 Asterisk, VICIDial, FreePBX, 3CX, VoIP, ASTPP, VOIP tech, Twilio	$83↓ 17%	Aug 2023Aug 31, 2023
15 Leul M. 🇪🇹🇪🇹 Expert Kamailio/FreeSWITCH/Asterisk, Django\|React, Fullstack Developer	$83↓ 1%	Oct 2018Oct 10, 2018
16 Vahagn K. 🇦🇲🇦🇲 VoIP & Voice AI Engineer \| FreeSWITCH, Kamailio, Asterisk, Speech/LLM	$66↑ 32%	Sep 2017Sep 2, 2017
17 Muhammad S. 🇵🇰🇵🇰 VoIP, Asterisk, Hosted Call Center, ViciDial, Kamailio, IVR, WebRTC	$33–	May 2009May 14, 2009
18 Chandra Bhan K. 🇮🇳🇮🇳 Linux, Asterisk,Kamailio, FreePBX, MySQL, ViciDial, GoAutoDial,Nagios	$33↓ 18%	Jan 2022Jan 28, 2022
19 W Peter H. 🇺🇸🇺🇸 VoIP Engineer - AI Agents - FreePBX - SMS - AWS	$6↓ 1%	May 2016May 23, 2016
20 Mikhail L. 🇰🇬🇰🇬 Jambonz Eqivo Asterisk VoIP 3CX FreeSwith SIP FusionPBX PBX Kamailio	$4↓ 1%	Sep 2015Sep 17, 2015

Freelancer	MRR	Member since
21 Bamitale A. 🇳🇬🇳🇬 AI Engineer Full Stack Web Developer VoIP Real Time Comm Specialist	$0–	Dec 2020Dec 9, 2020
22 Faisal H. 🇬🇧🇬🇧 Sr. Solution Architect: Real-Time Coms, CPaaS, VOIP, WebRTC, LLMs & AI	$0–	Mar 2017Mar 4, 2017
23 Jayesh N. 🇮🇳🇮🇳 Expert in Real Time Communication Technologies	$0–	Sep 2013Sep 17, 2013
24 Aliaksandr B. 🇩🇴🇩🇴 Telecom Expert, Highload MYSQL, Billing, Hosted PBX, CRM Integrations	$0–	Jul 2012Jul 11, 2012
25 Oleksandr M. 🇺🇸🇺🇸 Senior Engineer, VoIP, Asterisk,Opensips, Distributed Systems	$0↓ 100%	Jul 2009Jul 30, 2009
26 Rafael S. 🇦🇱🇦🇱 VoIP engineer	$0–	Oct 2018Oct 24, 2018
27 Aqs Y. 🇵🇰🇵🇰 Freeswitch/Asterisk/OpenSIPS/Kamailio/Linux/VoIP Enthusiast	$0–	Feb 2015Feb 11, 2015
28 Surendra P. 🇮🇳🇮🇳 Expert SIP developer	$0–	Sep 2016Sep 18, 2016
29 Noman A. 🇵🇰🇵🇰 Network Engineer \| VOIP Engineer \| NOC Support \| Python Scripting	$0–	Feb 2023Feb 3, 2023
30 Ihsan Yakup C. 🇹🇷🇹🇷 Experienced Javascript / Typescript and VOIP / WebRTC Developer	$0–	Aug 2016Aug 4, 2016

Freelancer	MRR	Member since
31 Naveed U. 🇵🇰🇵🇰 Expert VoIP Admin(Asterisk,Freepbx,Vicidial, openSIPS, Elastix, Linux)	$0–	Oct 2013Oct 10, 2013
32 Iurii N. 🇧🇷🇧🇷 VoIP / Freeswitch / Kamailio / OpenSIPS Enthusiast	$0–	Oct 2010Oct 14, 2010
33 Ketan J. 🇮🇳Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇮🇳 AI Voice Agent Dev \| LiveKit, Pipecat, Vapi \| FreeSWITCH & Asterisk	≈$0–	May 2025May 8, 2025
34 Savita R. 🇮🇳🇮🇳 ✅VoIP Engineer \| 3CX \| Twilio \| Grandstream PBX \| SIP \| Call Center	$0–	Mar 2023Mar 19, 2023
35 Parmar K. 🇮🇳🇮🇳 VoIP \| WebRTC \| Flutter \| ReactNative \| Android \| iOS Developer	$0–	May 2013May 3, 2013
36 Bhaskar M. 🇮🇳🇮🇳 Empowering Your Digital World with IT Excellence \|\| VoIP \| Custom S/W	$0–	Jan 2017Jan 26, 2017
37 Gaurav k. 🇮🇳🇮🇳 Kamailio/FreeSwitch/Asterisk/Docker/Kubernetese/AWS/API	$0–	Nov 2015Nov 4, 2015
38 Fozle R. 🇧🇩🇧🇩 VoIP & Voice AI Engineer \| Asterisk, FreePBX, VICIdial, SIP & APIs	$0–	Sep 2021Sep 18, 2021
39 Martin Y. 🇨🇳Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇨🇳 Asterisk \| FreePBX \| FreeSwitch \| FusionPBX \| 3CX \| VoIP Expert	≈$0–	Jul 2015Jul 10, 2015
40 John A. 🇳🇬Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇳🇬 VoIP Engineer \| Asterisk FreePBX \| SIP Trunking \| AI Voice & Cloud PBX	≈$0–	Nov 2024Nov 1, 2024

Freelancer	MRR	Member since
41 Sergey S. 🇧🇬Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇧🇬 FreeSwitch, Kamailio, Kazoo DevOps	≈$0–	Oct 2014Oct 26, 2014
42 Vivek P. 🇮🇳Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇮🇳 WebRTC, FreeSwitch, Video Streaming, Calling SDK, Conversational IVRs	≈$0–	Feb 2018Feb 26, 2018
43 Vageesh K. 🇮🇳Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇮🇳 Asterisk Developer, FreeSwitch Developer, SIP Trunk, VoIP Expert	≈$0–	Dec 2013Dec 17, 2013
44 Ivan V. 🇷🇸Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇷🇸 VoIP Architect, Asterisk/FreeSWITCH, Expert Hardened Security & WebRTC	≈$0–	Jul 2015Jul 28, 2015
45 Anis B. 🇫🇷Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇫🇷 Expert VoIP/Voice DevOps/UCaaS Engineer - Kamailio/FreeSWITCH	≈$0–	Oct 2014Oct 20, 2014

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