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Asterisk PBX Linux MySQL PHP VoIP
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$30 USD / time
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$30 USD / time
Klokken er nu 12:55 AM her
Tilmeldt oktober 6, 2012
16 Anbefalinger

Mohammad Abu S.

@abusayed2004

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4,8 (88 anmeldelser)
6,7
6,7
$30 USD / time
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$30 USD / time
97 %
Jobs færdiggjort
97 %
Indenfor budgettet
92 %
Til tiden
18 %
Genansættelsesrate

DevOps, Linux, AWS, Network, SIP, VoIP, Security

I am open to long-term remote and onsite jobs. Work 12 years on server security, cloud, AWS, OpenStack, VoIP, Asterisk, Vtiger CRM, Open VPN, CentOS, Ubuntu, Redhat, VoIPSwitch, Oracle DB, RHEVM, OpenStack, Mysql, Redhat, Python, PHP scriptwriter for IVR and AGI implementation on asterisk, have a good team for support and further development. Puppy Linux customization. • Linux - Hosting Systems Administration & Monitoring • Design and implement High Performace SIP SBC • DevOps CI/CD • Services Optimization • Security Hardening • VoIP, Asterisk, SMS, Dongle, FreePBX install, configure, maintain • WebRTC SIP Phone • Infrastructure Planning • Disaster Recovery • Shell Scripting • Capacity planning, application delivery planning • Network Troubleshoot, Spanning Tree, PVST, RSTP, HSRP, RIP, BGP, EGRP IGRP, MPLS • SAN Troubleshoot • GlusterFS, CEPH • NFS, SMB, ISCSI, SMTP • Linux performance tuning • MySQL, Oracle DB performance tuning • Laravel web application development • Web Security, Web benchmark, best practice • IPTV, Live streaming, VOD, FFmpeg • Raspberry Pi
Freelancer Asterisk PBX Developers Bangladesh

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Portefølje indlæg

AWS Certified Solutions Architect - Professional
AWS Certified Solutions Architect - Professional
AWS Certified SysOps Administrator - Associate
AWS Certified SysOps Administrator - Associate
Digium Certifications
Digium Certification
Redhat Certified profesional
Redhat certified specialist
Freepbx in Action
Freepbx
Asteriskbd.com
asteriskbd service

Anmeldelser

Ændringer gemt
Viser 1 - 5 ud af 50+ anmeldelser
Filtrer anbefalinger ud fra: 5,0
$100,00 USD
Very good freelancer
System Admin Network Administration API HTTP Network Engineering
Brug Avatar.
Flag for Gerardo R. @gerycu97
2 måneder siden
5,0
$255,00 USD
The project was challenging to deploy with docker, MsSQL, MySQL, PHPMyAdmin, and Drupal containers. The complexity of restoring the MsSQL databases took some quality time. The freelancer was patient enough to solve all the errors and debugged the setup successfully, and we have it running locally.
M
Flag for Mohan A. @mapp251
3 måneder siden
5,0
$40,00 USD
Quick and quality job
Amazon Web Services Network Administration
R
Flag for Ron L. @ranl1001
3 måneder siden
5,0
$100,00 USD
Will re-hire. Great Job.
Linux Software Architecture Asterisk PBX VoIP MySQL
+1 mere
Brug Avatar.
Flag for Eugene D. @eugene48
2 år siden
5,0
$90,00 USD
Always a pleasure. Second time with him. Knowledgeable and easy to work with.
Database Administration Web Hosting OpenStack Apache Maven
+1 mere
Brug Avatar.
Flag for Richard S. @rstinchc
3 år siden

Erfaring

Senior Engineer Telecommunications

Nautilus SIP Pte
sep. 2019 - Nuværende
I am working as an Engineer in Telecommunications, in Cloud telephony service provider with Linux, SIP, Asterisk, Networking, and AWS. Keys achievement: Reduce customer complaints by 60%, with improved infra design. Removed bottleneck, Removed Single point of failure. Implemented Monitoring system, Automated server and service provisioning. Integration with Zendesk as voice channel provider, Design and Deployed WebRTC phone, Rearchitected AWS infra for cost optimisations.

Linux administrator

http://www.meshtechnologies.net
dec. 2012 - jun. 2017 (4 år, 6 måneder)
Dealing with VoIP, Web development, vtiger integration, Call Center, And asterisk PBX, VoIP billing solution, a2billing install, customization, Server Rent and Commercial VoIP software like voipswitch, VOS3000, Mor-12, MVTS, install, configure and, support.

Head of Network Operation

Volt9 Network, USA
maj 2010 - maj 2012 (2 år)
Softswitch Mangement, Routing, Adding Route, Provision client and provider GW, Network Security....etc

Uddannelse

MSC in Cyber Security and Digital Forensic

Asia Pacific University College of Technology and Innovation, Malaysia 2021 - 2022
(1 år)

BBA

Dhaka International University, Bangladesh 2007 - 2011
(4 år)

Kvalifikationer

AWS Certified SysOps Administrator – Associate

Amazon Web Services Training and Certification
2020
https://www.youracclaim.com/badges/c9bddd3c-2214-4468-b5d5-f1d8ba1e668b

AWS Certified Solutions Architect – Profesional

Amazon Web Services Training and Certification
2020
https://www.youracclaim.com/badges/802e18ec-0750-4588-8965-23cf41f5947f?source=linked_in_profile

CCNP Service Provider Core Network

CISCO
2020
https://www.youracclaim.com/badges/3f3674d0-570a-4a68-a277-dae6bf7faeae/linked_in_profile

Publikationer

VoIP Business

Dhaka International University
Graduate paper

Kontakt Mohammad Abu S. angående dit job

Log ind for at diskutere detaljer over chat.

Verifikationer

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Certifikationer

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Bedste færdigheder

Asterisk PBX 54 VoIP 52 Linux 48 MySQL 31 PHP 20

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