Caleb Brumfield

Developer, Designer & Systems Administrator

About Me

For over a decade I have committed myself to learning the various aspects of Computer Systems and Information Technology.  Driven by curiosity, I have contributed to a variety of projects in order to hone my skills with different systems, programming languages, and protocols.  While the industry never ceases to challenge me, I am a confident problem solver and enjoy creating tools and sharing information that helps others to succeed.  

 

  • Bachelor of Science in Computer Information Systems & IT Security.
  • Experienced with Windows and Linux Operating System administration.
  • Experienced with multi-platform network administration.
  • Cloud Service management and deployment expert.
  • Multi-platform application development experience.
  • Web and Internet service administrator & developer.
  • Fast & Functional, quality-first design philosophy.

 

Administrator

Systems & Services I have experience in using, setting up, and managing.

Operating Systems

  • CentOS 6 & 7
  • Debian 8 & 9
  • Ubuntu 8.04 to 20.04
  • Windows XP, Vista, 7, 8, and 10
  • pfSense 2.4

Services / Software

  • Apache 2.2 / 2.4
  • NGINX
  • MySQL 4, 5, & MariaDB 10
  • PostgreSQL
  • Postfix, Exim, & Dovecot
  • OpenDKIM
  • Amavis, SpamAssassin & ClamAV
  • BIND & PowerDNS
  • UFW, APF, CSF, & IPTables
  • OpenSSH
  • ProFTP, Filezilla Server
  • Samba
  • ModSecurity
  • Webmin
  • cPanel / WHM
  • WHMCS

 

Developer

I speak many code languages and am familiar with several tools and frameworks.

Languages

  • C++
  • C# 
  • Java
  • PHP 5 & 7
  • ASP.Net
  • (X)HTML4 & HTML5
  • CSS 2 and 3
  • JavaScript
  • Python 2 & 3
  • Lua 5
  • Linux Shell / BASH
  • Windows Batch, & PowerShell

Tools

  • SVN & GIT
  • GitLab
  • Travis CI
  • Cygwin
  • Qt 4, Qt 5 & Qt Creator
  • Unity 5.6+
  • Blender 2.79b & 2.80
  • Adobe DreamWeaver
  • Adobe Photoshop
  • Microsoft Office Suite, Visio, & Project

Expert

For more than a decade my passion has resided with Information Technology.

Qualifications

  • 3 Years with pfSense for small networks.
  • 3 Years with Ubiquity hardware & software.
  • 8 Years with cPanel/WHM on CentOS.
  • 8 Years doing WordPress Shared Hosting.
  • 12 Years with MySQL RDBMS.
  • 13 Years with Linux OS, Server & Desktop.
  • 13 Years doing Web Application Development & Administration.
  • 14 Years doing IT Hardware Installation, Management.
  • Trained for CompTIA’s A+ Computer Maintenance.
  • Familiar with PCI DSS compliance requirements.

Web Applications

  • WordPress
  • PHPBB
  • MediaWiki
  • GitLab
  • ZenCart
  • WooCommerce
  • MantisBT

Portfolio

Portfolio Collage GIF

Above is a short collage of sites I have contributed services to over the years.

You will notice I don't provide an exhaustive list. No links, no logos, no names.
I may provide links or verification, if you are interested in hiring me.