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rahman_voip

Rahman

@rahman_voip

VoIP System Administrator specializing in FreePBX Asterisk SIP and RDS

Ukraine
Ukrainien, Russe
Certaines informations sont présentées en anglais.
À propos de moi
Built and maintained custom FreePBX/Asterisk VoIP infrastructure, including SIP trunk provisioning, DID supply and configuration, inbound/outbound routing, multi-country routes, extensions, queues and call recording. Developed custom modules and dialplan logic for dynamic DID rotation, caller ID management, trunk selection, failover and provider-based routing. Also handled server setup, NAT/firewall configuration, monitoring, troubleshooting and optimization for stable high-volume calling environments.... Plus d’infos

Compétences

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rahman_voip
Rahman
hors ligne • 

Voir mes services

VoIP et Téléphonie
I will configure and troubleshoot freepbx asterisk sip voip
De45 $US / projetPlus de détails
Administration de serveur
I will set up windows server rds for remote employees
De60 $US / projetPlus de détails

Portfolio

Expérience professionnelle

EPAM_Systems

VoIP & System Administrator

EPAM Systems • Temps plein

May 2023 - Mar 2026 • 2 yrs 10 mos

Designed, deployed and maintained VoIP and remote office infrastructure for business teams and call centers. Worked with FreePBX, Asterisk, SIP trunks, DID routing, Windows Server, RDS, Linux VPS, WireGuard VPN, firewall/NAT configuration and system troubleshooting. Developed custom dialplans, DID rotation logic and VoIP routing solutions.