5+ years of professional Linux Syst

5+ years of professional Linux System Management
Strong English knowledge
Excellent knowledge of running, maintaining and optimizing web servers
Excellent Nginx knowledge
Excellent Mysql knowledge
Excellent Caching knowledge (redis, apc, memcached and varnish)
Strong understanding of Unix environments, commands and file systems structures
Strong understanding of Web security and Maintenance, including firewalls, load balancers, and TCP/IP server configuration
Strong understanding of how to update and maintain servers
Strong understanding of cloud hosting technologies such as Amazon, Rackspace or Azure
Strong experience using log servers and log files to debug webserver issues
Strong English knowledge
Basic understanding of web server languages like HTML, XML, Python, PHPtified deficiencies