Hire the Best 3CX Professionals

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Anthony C.

Iloilo, Philippines

$20/hr
4.1
110 jobs

I am an Information Technology Instructor for 6 years and IT helpdesk support specialist for 4 yrs and counting. Highly knowledgable and managing M365 environment, Google workspace, DNS Settings and email management and deliverability. GoHiglevel admin responsible in all integrations, user management and subaccounts. Can manage and finish all task in timely manner. A versatile, approachable and can adjust to any environment. I am very willing to learn, adapt and to discover new ideas for my personal growth and development.

  • 3CX
  • Hardware Troubleshooting
  • Office 365
  • Computer Network
  • Virtual Machine
  • ClickFunnels
  • Software Maintenance
  • Microsoft Outlook Development
Hun S.

Bangkok, Thailand

$35/hr
4.9
22 jobs

Helped businesses deploy Microsoft Teams Phone, Genesys Cloud CX, SIP Trunks, and AudioCodes SBC solutions, reducing telephony issues and improving call reliability for contact centers and enterprise environments. Specialized in Microsoft Teams Phone, Genesys Cloud CX, SIP Trunking, and AudioCodes SBC with experience delivering cloud voice and contact center solutions for SMB and enterprise customers. 🔹 Microsoft Teams & Voice Solutions ✔️ Microsoft Teams Direct Routing ✔️ Operator Connect & Calling Plans ✔️ Auto Attendants & Call Queues ✔️ PSTN Integration & SBC Configuration ✔️ Multi-provider SIP failover routing 🔹 VoIP & Contact Center Expertise ✔️ SIP, E1, PRI integrations ✔️ AudioCodes SBC configuration & troubleshooting ✔️ Genesys Cloud CX (BYOCC, SIP Trunks, Routing) ✔️ Call recording & voice security ✔️ VoIP troubleshooting (RTP, TLS, SRTP, QoS) 🔹 Cloud & Infrastructure ✔️ AWS & Azure deployments ✔️ Hybrid cloud architecture ✔️ VPNs, Firewalls, Load Balancers ✔️ DNS, SPF, DKIM, DMARC & Email deliverability ✔️ High-availability & secure network design

  • Computer Network
  • Computing & Networking
  • Cloud Computing
  • VoIP
  • VoIP Administration
  • Session Initiation Protocol
  • Microsoft Teams
  • Microsoft Team Foundation Server
  • IT Support
  • Web Server
  • Windows Server
  • Linux System Administration
  • VMware Administration
  • AWS Systems Manager
  • Microsoft Azure Administration
Jose M.

Heredia, Costa Rica

$75/hr
5.0
212 jobs

I specialize in VoIP solutions with a focus on RingCentral (EX & CX) and Zoom (Phone & CC) project implementation and ongoing support. As a subject matter expert in the field, I work with businesses of all sizes to streamline communication systems, resolve complex technical challenges, and deliver seamless transitions to cloud-based telephony. Here's what you can expect when working with me: Deep Roots in VoIP: I'm not just certified; I'm passionate about what I do. With experience in RingCentral, Avaya, Zoom and Vonage, I'm well-versed in the intricacies of these platforms both in its UCaaS and CCaaS versions. Your Time Matters: I understand that every second counts in your business. That's why you can rely on me for prompt responses and effective solutions. Who I Serve: From small startups to large enterprises, I've had the privilege of assisting businesses of all sizes. My expertise spans various industries, including law firms, universities, fitness, and finance, to name a few. Here is a list of the most common tasks I perform within a VoIP platform: Call queues / Auto Attendant - IVR Call Forwarding / Call Routing Voicemail Setup / Custom Answering Rules Porting / User setup / Limited extensions SMS Automation** (10DLC) Multi Site Call logging expert / Audit trail Announcement / Audio greetings - Voice over Desk Phone Provisioning I'm here, ready to be your partner in enhancing your communication systems. Reach out to me here on Upwork and let's start a conversation, looking forward to understanding your unique needs and finding the perfect solution for you!

  • Call Center Management
  • Business with 100-999 Employees
  • Phone Support
  • VoIP PBX
  • System Administration
  • System Configuration
  • VoIP
  • Telecommunications Engineering
  • IVR Software
  • Telephone System
  • RingCentral Glip
  • Avaya
  • VoIP Software
  • VoIP Administration
  • Technical Support
  • PBX
Ahsan U.

Lahore, Pakistan

$30/hr
5.0
24 jobs

I am a VoIP and network security expert with over 7 years of hands-on experience delivering custom communication solutions for businesses worldwide. I specialize in deploying and supporting VoIP systems such as Avaya, Asterisk, 3CX, Mitel, FreePBX, FusionPBX and Kamailio, with deep expertise in SIP routing, SIP trunking, and cloud telephony. I’ve worked with major providers including Twilio, Voip.ms, Telnyx, and Voxtelesys, and offer reliable integration and troubleshooting services. I also have a strong background in VPNs, firewalls, and secure networking — including Fortinet, pfSense, OPNsense, WireGuard, OpenVPN, and IPSec setups — especially for remote access and restricted regions. Additionally, I offer AI Voice Assistant setup and integration with VoIP systems, as well as AI chatbots for websites and WhatsApp Business automation. My clients benefit from project-based deployment, long-term support, and a live lab environment where I demo solutions in real time before final delivery and deliver reliable, well-tested solutions designed around your business needs. Let’s work together to secure and optimize your communications systems.

  • 3CX
  • Avaya
  • Asterisk
  • FreePBX
  • PBX
  • Call Center Software
  • PfSense
  • Firewall
  • FortiGate Firewall
  • OpenWrt
Abdus S.

Islamabad, Pakistan

$8/hr
5.0
16 jobs

I am a versatile IT professional with 6+ years of hands-on experience in IT support, network and server administration, cloud solutions, cybersecurity, and building infrastructure. I help businesses ensure smooth, secure, and efficient IT operations. I provide professional services in: IT Support & Consultancy: Setup, troubleshooting, and maintenance of laptops, printers, scanners, fax machines, switches, firewalls, and other IT equipment. Strategic IT guidance to optimize operations. Network Administration: Design, deployment, and troubleshooting of wired and wireless networks. Experience with network switches, routers, VOIP systems like 3CX and FreePBX, and connectivity solutions. Server Administration: Managing Windows and Linux servers, virtualization, backups, and server optimization. Cloud Solutions: Microsoft 365, AWS, managed backups, and virtualization solutions to enhance business productivity and scalability. Cybersecurity: Network security, endpoint security, vulnerability management, and ensuring your infrastructure is safe from cyber threats. Building Infrastructure: CCTV and surveillance systems setup for homes and businesses. I am committed to delivering reliable, efficient, and secure IT solutions tailored to your business needs. Let’s work together to simplify your IT and enhance your operations.

  • IT Support
  • Network Administration
  • Firewall
  • VoIP
  • Microsoft Azure Administration
  • VMware ESX Server
  • Windows Server
  • Cybersecurity Tool
  • Security Framework
  • Veeam
  • Microsoft Intune
  • Ubiquiti
  • Helpdesk
  • Backup & Migration
  • Vulnerability Assessment
Devendra Kumar S.

Gurgaon, India

$35/hr
4.7
17 jobs

I am a VoIP and cloud technologies expert with over 12 years of experience specializing in Asterisk, FreePBX, Issabel, WebRTC, and cloud deployments. I have successfully implemented, customized, and optimized PBX systems and real-time communication solutions for businesses of all sizes. Whether it’s configuring a robust VoIP infrastructure, integrating WebRTC, or deploying PBX systems on the cloud, I deliver reliable and scalable solutions tailored to client needs. I am committed to providing high-quality work and timely results. I look forward to contributing to the success of your project. Best regards, Devendra Soni Asterisk | FreePBX | VoIP | WebRTC | Cloud Specialist

  • VoIP Administration
  • Elastix
  • Asterisk
  • FreePBX
  • Linux System Administration
  • WebRTC
  • VICIDIAL
  • Twilio
  • VoIP PBX
  • VoIP Software
  • VoIP
  • AI Bot
  • Call Center Software
  • FreeSWITCH
  • ElevenLabs

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