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Alaa Hesham
@alaa_hesham63
VoIP Infrastructure Engineer specializing in Asterisk, VICIdial, SIP and Linux
Egitto
Inglese, Arabo
Chi sono
VoIP Infrastructure Engineer specializing in VICIdial, Asterisk, FreePBX, SIP trunks, and Linux.
I troubleshoot real-world VoIP issues like SIP registration, one-way audio, call drops, call routing, dialer errors, and call quality problems.
I focus on finding the root cause, fixing the issue cleanly, and explaining how to prevent it next time.
Message me before ordering with your issue, screenshots, or logs.
Competenze
Alaa Hesham
offline •
Consulta i miei servizi
VoIP e telefonia
I will fix vicidial asterisk sip trunk and voip issues fast
Esperienza lavorativa
Self Employed
Lavoratore autonomo • 5 yrs 9 mos
Founder & VoIP Infrastructure Lead | NajmX LLC
Apr 2023 - Present • 3 yrs 6 mos
• Led VoIP infrastructure operations for multi-site contact center environments. • Designed, deployed, and maintained VICIdial, Asterisk, SIP trunking, and call routing systems in production. • Administered Linux servers and managed VoIP, networking, firewall, and VPN infrastructure. • Troubleshot and optimized SIP/RTP, call quality, call routing, and overall system reliability.
Co-Founder & Infrastructure Lead | In-Call Outsourcing LLC
Dec 2020 - Mar 2023 • 2 yrs 3 mos
• Co-founded and helped scale a multi-site contact center environment with 150+ agents across two locations. • Managed internal IT infrastructure, including networking, MikroTik routing, load balancing, servers, and Active Directory. • Handled system administration, troubleshooting, and infrastructure maintenance across multiple locations. • Planned and deployed infrastructure to support business growth and daily operations.
