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Dmitriy Vilkhisvkiy | Elance
 
176985602337900
Last Sign-in: Apr 23, 2015

Dmitriy Vilkhisvkiy

Professional System Administrator
   Ukraine

Verified Freelancer

Dmitriy Vilkhisvkiy's identity has been verified.  Learn More

Overview

Minimum Hourly Rate $20

Hi!
I am a professional system administrator. Engaged in the installation, configuration, maintenance, any server systems. Provides technical support 24/7. At the moment, I serve four large IT companies. My main quality is regularly online, the willingness to work with the slightest interruptions, attentive approach requirements and individual approach to each client. I would be very glad to see you among my regular customers.
If you do not want to keep the staff administrator, but you need a professional technical support, you've come to...

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Portfolio

Skills (10)

Tested
Linux
My Score
avg
Red Hat Linux
My Score
avg
Passed
Remote Desktop Services

Service Description

- Linux LAMP servers: management, maintenance, troubleshooting, performance tuning, monitoring. Linux distros: Debian, Ubuntu, CentOS, RedHat
- SMTP servers setup: SPF, DKIM, POP/IMAP, WebMail, SPAM filtering. Postfix, Dovecot, SpamAssasin
- WWW servers: Apache / Nginx / Lighttpd setup and optimization: PHP, MySQL, htaccess debugging, DDoS prevention
- MySQL performance tuning, backups
- High Availablility environments: HA at layer 2, HA at Layer 3, MySQL Clustering, HAproxy, mod_proxy, load balancing, Varnish content caching
- Storage: RAID arrays, ZFS, NFS
- DNS with geolocalization: BIND, djbdns
- Websites migration: cPanel, Plesk, Wordpress, Joomla
- Monitoring: SNMP, Nagios, Cacti
- Virtualization: VMware, Xen, OpenVZ, Linux Containers, cgroups
- Networking and TCP/IP: configuring and troubleshooting complicated L2 and L3 protocols, IPv4, IPv6, securing networks
- Routing: static routing, OSPF, EIGRP, BGP, RIP
- Configuring Cisco L2/L3 switches and routers
- Configuring Linux routing
- Statefull and stateless firewalls
- VPN tunnels with OpenVPN, IPsec, PPTP, L2TP, GRE, IPv6 tunnels
- Preparing and debugging shell scripts: Bash, Unix Shell
- Programming in Perl, Python, AWK, Sed
- And many other...

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Employment

FLEXASPECT and UKAD companies
Main system administrator
2012 - Present
FARMACOM company
Main system administrator
2011 - 2012
Internet service provider "TRIOLAN"
Technical Support Engineer
2009 - 2011
Internet service provider "VOSTOK"
Technical Support Engineer
2007 - 2009

Education

National Technical University "Kharkiv Polytechnic
computer systems and networks, systems analyst
2006 - 2012
Overview  |  Job History  |  Portfolio  |  Resume/C.V.

Keywords

system administrator
Windows server
LAMP
MySQL
server setup
apache
server maintenance
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  • 12 months
  • Lifetime
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Identity
Username
vinnidef
Type
Individual
Member Since
February 2015
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Dmitriy Vilkhisvkiy | Elance

Dmitriy Vilkhisvkiy