• Biography
    System administrator with extensive experience and expertise with open source software, skilled in implementation and maintenance of business critical systems. strong troubleshooting skills.
  • Professional Experience
    2008 - 2011
    - Responsible for administrating more than 1000 Suse Linux Enterprise and Windows 2000 Servers, mostly running on Vmware Esx environment. These hosts are mainly serving company’s Europe and Asia web sites and internal web services. Tuning the systems for the best possible performance. - Maintaining monitoring and performance visualization system (Nagios) and being 7/24 on-call (weekly rotation) for production environment alerts. - Providing automation scripts for various tasks. - Giving support to developers for Linux server and applications running on it. - Took part in migration to open-source project, which has lasted for 8 months. - Administering Postgresql Active/Passive and Mysql Active/Active database replication environments
    2005 - 2007
    - For 6 months worked as the team leader of the system support group. Responsible for maintaining team work, planning, scheduling and assigning tasks, checking work progress, performance evaluating and reporting to the board of directors. - Installed, managed and fine tuned over 130 Linux Debian, Windows and Solaris (physical and virtual) servers spread over 3 offices, 2 ISPs and different customers. - Implemented, tested, installed, and monitored services including highly utilized SMS service (Kannel), AJAX/PHP based SMS/Email/MMS communication service, SMS query service management software, Linux based terminal service, mail service (including spam and antivirus filters), web and application servers. - Wrote product unit test cases for the company applications. Performed stress tests using Jmeter. - Integration and Administration of Linux based terminal services software running on low cost desktops
    2003 - 2004
    - Planned and developed web and windows UI for Hylafax service running on Linux platform. - Developed Membership software for Galatasaray Education Foundation. - Developed Digital Signage software platform. - Implemented and installed Linux Gentoo hosting servers. - Gave support and consultant to customers’ windows and Linux servers.
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  • Educational Background
  • Professional Skills
    Linux and Unix Server Administration, Bash Programming, Virtualization and capacity planing , Postgresql DB Administration,Network monitoring, System Design and Architecture
  • Related People
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