IT & Networking Administrators

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  1. Serhiy T.

    Serhiy T.

    Linux, FreeBSD, Windows, Network, Apache, MySQL System Administrator

    Ukraine - Last active: 03/05/2012 - Tests: 12 - Portfolio: 1

    - Operating systems: FreeBSD, openSUSE, Red Hat, CentOS, Debian, Ubuntu, Gentoo, Windows: 2000/2003/XP/Vista/7, Mac OS X: 10.4-10.6 - Programming languages (basic level): Bash, PHP, Perl, SQL, C, Objective C, html - Network protocols: TCP, UDP - Network services: DNS, FTP, HTTP, HTTPS - Web Servers: Apache, Nginx, Tomcat - MTA: Postfix, Qmail, Exim - FTP Servers: Pure-ftpd, Proftpd, vsftp - Firewalls: ipfw, ipchains, iptables - Network tools: route, iproute2, natd, tcpdump, netcat, trafshow - Databases: MySQL, MSSQL, Redis - Network file systems: GlusterFS - Virtualization: OpenVZ, Xen, VMware, Virtual PC - Version Control Systems: Subversion - Control panels: cPanel, WHM, Plesk - Monitoring systems: Nagios, Zabbix, Monit, Munin, Cacti - Cloud services: Amazon EC2 - Bug tracking systems: Mantis, Redmine, Trac, Jira - VPN: Mpd, OpenVPN, PPTP - Other software: Squid, Samba, Bind, Radius, Varnish, HAproxy, Wowza Media Server

    $33.33 /hr
    44 hours
    5.00
  2. Murugeshwari S

    Murugeshwari S

    Senior Tester, Expert in Functional and Performance

    India - Last active: 3 months ago - Tests: 1

    Overall 7 years of experience in Information Technology; Software Testing. Good understanding in Agile methodology with good experience in Scrum Master. Have good Process knowledge in SDLC/TLC models Worked extensively on Customer Escalations, Test Execution status and Defect Status Tracking.Well experienced in Manual and Performance testing also have exposure to Automation testing (Silk Automation) Good knowledge in AR client, Remedy QM applications, TestDirector, Testlink, Fogbugz and Jira. Preparing Test Strategy document, Performance strategy document, Test scenarios, Test conditions, Risk Assessment documents Involved in Performance Testing, System Testing, Integration Testing, Regression Testing, Compatibility Testing, Sanity Testing, Upgrade Testing, Worked closely with support on critical customer issues Microsoft certified in .Net, ISTQB Certified.

    $12.00 /hr
    756 hours
    5.00
  3. Daniel G.

    Daniel G. Agency Contractor

    Systems / DevOps / Software Engineer

    Philippines - Last active: 1 day ago - Tests: 5 - Portfolio: 9

    Currently I am a systems engineer with focus on AWS (Amazon Web Services). - EC2 - S3 - EBS - Cloudformation - Cloudfront - Route53 - RDS - Ylastic - DynamoDB For the last 7 years, I have developed a wide range of system applications with the use of the following: - Visual Basic .Net - Visual C# .Net - PHP, CSS, Javascript, AJAX, JQuery, Python - Drupal, Joomla, Wordpress - Delphi - C/C++ - Java - Zenoss, Splunk and have used the following RDBMS: - PostgreSQL - MySQL - MS SQL - Oracle I have developed systems for some corporations and also including small business establishments. My core competency lies in the development of systems that automates manual processes and other windows-based applications. In the development of these systems, OOP and best practices have always been in mind. For the past 3 years, I have gone my way to administration. Currently I am a Systems and Database Administrator. I have administered, configured, maintained, and developed on the following: - PostgreSQL - MySQL - MS SQL (2000, 2005, 2008) - Linux Boxes - Windows Servers - Mongodb (NoSQL) - Amazon Web Services (EC2, RDS, S3, ...) In database administration and development, database normalization is always on the list of my priorities. I'm also into project management, that includes any technical projects. In managing the team's tasks and objectives, I prefer agile software development with the use of scrum. I prefer this because it really fits to the fast-changing life cycle of systems nowadays.

    Associated with: DevWizard, Mockup 2 Markup

    $15.00 /hr
    8 hours
    5.00
  4. Dmitry Gorlov

    Dmitry Gorlov

    Linux Admin / Oracle certified professional

    Russia - Last active: 3 days ago - Tests: 11 - Portfolio: 1

    Under construction... I start my IT career since 1992 using FoxBase by IBM-compatible 286AT computer. Today my phone have more powerfull CPU :-) In Linux from 1997, begun from Redhat 6.0 In Oracle from 2003, begun from 8.1.7 10g OCP Certified in 2007. Microsoft MCP in 2007. http://krasitel.blogspot.com

    $20.00 /hr
    426 hours
    5.00
  5. Margulan Moldabekov

    Margulan Moldabekov

    IT security engineer / devop

    Kazakhstan - Last active: 11/20/2014 - Tests: 4 - Portfolio: 2

    I got nearly 4 years of experience in freelance. I've worked in such fields as load balancing, high-load, databases, system development, i18n & l10n, enterprise solutions (JBoss EAP, IBM Lotus). Now I am focused at devop field. From the beginning security was my passion, so this decided my future development path. As a client you'd be interested what can I do, so this is my skills and abilities: Operating systems: - Linux - *BSD (FreeBSD & OpenBSD) Virtualization: - Xen - KVM - VMware vSphere Programming skills: - C/C++ - Ruby - Python - Javascript - Haskell (beginner) Databases: - MySQL (MariaDB) - PostgreSQL - Mongo - Redis HTTP Servers: - Apache - Nginx Highload: - Haproxy - Hadoop - HBase (DB) - Varnish Messaging Systems: - RabbitMQ - Apache QPid - HornetQ Security: - Wireless security - Kernel hacking - Network security - GDB lover

    $14.44 /hr
    0 hours
    5.00