Asaduzzaman S.

Hands-on proven experiences over the past 15 years leading all stages of system implement efforts & Website Design, Web Development, Web Services including requirements definition Wordpress, Joomla, PHP, MySQL, Architecture, BPO, IT and IT Enabled Services, Software Development, Software Maintenance, Software Services, Software Testing and Quality Control and Quality Assurance, Testing and Support in Linux (CentOS, Redhat, Ubuntu, Debian, Fedora, Gentoo, MikroTik, Suse. etc), Database, Windows, Software Development, VoIP, Linux: Advance LAMP system administration, Oracle, MySQL, Postgres, Apache, Lighttpd, JBoss, Tomcat, Squid, HA Proxy, HA Linux, Clustering, High Availability, Proxy, VPN, Puppet, DNS, Zimbra, Cluster, Monitoring and Alerting system such as Nagios, Cacti, MRTG. Windows: Active Directory, Domain, Microsoft Exchange, IIS, MS SQL, Orion Monitoring and Alerting SystemVoIP: Cisco, Quintum, SIP/H323/IAX2, Asterisk, AsteriskNow, Trixbox, FreePBX, Polycom, Sipura, AsteriskNOW, Digium, T1/E1, Yate, GNUGK, Vendor Specific Softswitch, Open Source, predictive dialer, Radius and billing system.I also have experiences in vendor specific VoIP Softswitches such as MERA, VoIPSwitch, Sysmaster, VoiceMaster and load balancer such as KEMP, Crescendo, HAProxy (open source) etc. I have acquired valuable system administration experience fifteen years in all facets of administration, deployment, troubleshooting, installations, monitoring and maintenance for various system and application, hardware, and software. I possess a unique talent for delivering highly complex technical information into terms and concepts that the users can readily grasp. Furthermore, I am multi-task oriented, enjoy challenges, and continually stay abreast of the latest advancements in the IT field.