I'm a linux sysadmin and have worked in a web hosting company for more than eight years and now doing a full-time sysadmin consulting. I handle servers from co-locations/data centers to different vps and cloud hosting providers such as Rackspace, Amazon, Linode, DigitalOcean, and Softlayer. I managed mostly lamp-stack servers on CentOS/RHEL and Debian/Ubuntu and several cPanel/WHM servers for shared hosting clients.
I have designed and deployed mid to large scale highly scalable, fault tolerant, automated and secure IT infrastructures using cutting edge complex technologies such as cloud computing, aws/ec2, NoSQL databases, hadoop, load balancers, chef/puppet configuration management systems, varnish cache, nginx/apache web servers, solr search and indexing, virtualization, LAMP and python frameworks, RoR etc.
Operating Systems:
- Servers: RHEL, CentOS, Debian, Ubuntu, openSUSE, solaris
Cloud and Hosting Providers:
- Manage instances deployed in Rackspace, Amazon, and Linode
- Manage dedicated servers in datacenter co-locations and Softlayer
Virtualization and Cloud technologies:
- Xen: setup, configure, and manage virtual machines running Debian and CentOS
-openvz : setup, configure, manage and migrate virtual machines running on CentOS
- OpenStack and Eucalyptus: setup, configure, and manage private cloud deployments
Hosting Control Panels:
- Manage multiple cPanel servers for shared hosting clients and services
- Previous experiences include Plesk, zpanel, direc