Andrew Letson - Systems Architect and CentOS Sysadmin

If you've made it to this site, it's likely that you've been looking for someone to help you out with systems design or CentOS server administration. Rest assured that I'm here to help. I've got lots of experience designing high-capacity application and web hosting environments in both the cloud and the datacenter using many different technologies, and look forward to bringing my systems expertise to bear on your unique situation. I have experience with the following technologies:

  • AWS Certified Solutions Architect - Associate Level
  • Citrix XenServer virtualization
  • CentOS 6.5+ and 7+
  • Apache httpd web server, versions 2.2 and 2.4
  • PHP versions 5.3 and up
  • PHP-FPM setup and optimization
  • MariaDB and MySQL performance tuning
  • HAProxy load balancers for highly available services

I'm available for limited on-site consulting in the Buffalo, NY area as well as remote consulting across the country. If you think that I could help you out, don't hesitate to contact me.

Inquire today!