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Asterisk PBX Linux MySQL PHP VoIP
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$30 USD / jam
Bendera BANGLADESH
$30 USD / jam
Sekarang ini 9:16 PG di sini
Menyertai pada Oktober 6, 2012
16 Syor

Mohammad Abu S.

@abusayed2004

monthly-level-two.svg
4.8 (88 ulasan)
6.7
6.7
$30 USD / jam
Bendera BANGLADESH
$30 USD / jam
97%
Pekerjaan Disiapkan
97%
Mengikut Bajet
92%
Tepat Pada Masa
18%
Kadar Upah Semula

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

Hubungi Mohammad Abu S. mengenai pekerjaan anda

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Item Portfolio

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

Ulasan

Perubahan disimpan
Menunjukkan 1 - 5 daripada 50+ ulasan
Tapis ulasan mengikut: 5.0
$100.00 USD
Very good freelancer
System Admin Network Administration API HTTP Network Engineering
Avatar Pengguna
Bendera Gerardo R. @gerycu97
2 bulan yang lalu
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
Bendera Mohan A. @mapp251
3 bulan yang lalu
5.0
$40.00 USD
Quick and quality job
Amazon Web Services Network Administration
R
Bendera Ron L. @ranl1001
3 bulan yang lalu
5.0
$100.00 USD
Will re-hire. Great Job.
Linux Software Architecture Asterisk PBX VoIP MySQL
+1 lagi
Avatar Pengguna
Bendera Eugene D. @eugene48
2 tahun yang lalu
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 lagi
Avatar Pengguna
Bendera Richard S. @rstinchc
3 tahun yang lalu

Pengalaman

Senior Engineer Telecommunications

Nautilus SIP Pte
Sep 2019 - Hari ini
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
Dis 2012 - Jun 2017 (4 tahun, 6 bulan)
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
Mei 2010 - Mei 2012 (2 tahun)
Softswitch Mangement, Routing, Adding Route, Provision client and provider GW, Network Security....etc

Pendidikan

MSC in Cyber Security and Digital Forensic

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

BBA

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

Kelayakan

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

Penerbitan

VoIP Business

Dhaka International University
Graduate paper

Hubungi Mohammad Abu S. mengenai pekerjaan anda

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Pengesahan

Pekerja Bebas Pilihan
Identiti Disahkan
Pembayaran Disahkan
Telefon Disahkan
E-mel Disahkan
Facebook Dihubungkan

Pensijilan

preferredfreelancer-1.png Preferred Freelancer Program SLA 1 97% freelancer_orientation.png Freelancer Orientation 1 95% vpn-1.png VPN 1 83% numeracy_1.png Basic Numeracy 1 83% php_1.png PHP 1 82%

Kemahiran Teratas

Asterisk PBX 54 VoIP 52 Linux 48 MySQL 31 PHP 20

Layari Pekerja Bebas Serupa

Asterisk PBX Developers in Bangladesh
Asterisk PBX Developers
VoIP Developers
Linux Developers

Layari Pameran Serupa

Asterisk PBX
VoIP
Linux
MySQL
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