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Overview I am an expert at supporting the operation systems based on linux and its variants. Over the last 10 years I have worked with different kinds of technologies and software. During this period I have been involved in a large number of tasks related to servicing of simple and complex systems. My primary goals included uptime/ performance monitoring and security. I was a leader of the team consisting of fifteen specialists for four years. I was engaged in challenges of data backup, troubleshooting and user support. I've accumulated five-year experience at developing different software using Ruby, Python, Bash, HTML at system and user levels. This is a continuously expanding shortlist of software and technologies I deal with. Skills & Expertise • Self-motivated, able to work independently or as part of a team. • Versatile and quick to learn new skills. • Planning, creation and continuous support of high load cluster. • Load balancing, service optimizing for best performance, upgrades and security. • Technical Service Support Administration. • Project Management Support (ruby, python, java). • Disaster Recovery Planning & Administration. • Linux BASH scripting. • Process Automation (backup, deployment of the development/production release after commit, cleanup, rotation, tests and etc.). • Backup solutions - incremental, remote/local, on cloud and etc. • Operating systems: Gentoo/RedHat/CentOS/Ubuntu and variants. • Amazon Services: EC2/VPC/RDS/S3/ElastiCache/Route 53/SES/AutoScaling/Load Balancers and etc. • Corporate mail and auth servers: Postfix/Exim/Sendmail/Dovecot/Squirrelmail/ Roundcube. • Email Marketing: DKIM/SPF/IP Rotation/Interspire/OEMPro/PHPList. • Web Hosting Control Panels: cPanel/Plesk/Webmin/ISPConfig/DirectAdmin. • DNS servers: Bind/Gdns. • Web Servers: Apache/Nginx/Tomcat/Unicorn and etc. • Database Servers: MySQL/SQLite/PostgreSQL/Redis/Memcached/Mongodb. • Virtualization: OpenVZ/Xen/VmWare/Qemu. • Networking: Routers and firewalls/Network Security/Iptables and etc. • VPN and Proxy: OpenVPN/PPTP/Squid and etc. • Monitoring: Zabbix/Nagios/Monit. • Statistic: Collectd/Cacti. • DevOps: Git/Gitlab/SVN/Bamboo/Jira/Confluence/CI/Docker/Puppet/Chef/Ansible/ Vagrant.