Consultancy Services

IT Consultancy Services

With over two decades of experience in the mainstream IT industry, I can deliver a wide range of hi-tech services including:

  • IT infrastructure planning
  • Security and exploit analysis
  • Server setup and maintenance
  • Server level DDoS management and mitigation
  • LAN and WAN design and implementation
  • Linux migration
  • CMS-based web site development
  • Project management
  • ICT4D project implementation
Russell John

Here is a partial list of the technologies I deal with on a regular basis:

Operating Systems

  • Linux
    • Ubuntu
    • Debian
    • Red Hat
    • CentOS
    • SUSE
  • FreeBSD and OpenBSD
  • Oracle Solaris

Cloud Computing

  • Amazon Web Services (AWS)
  • Google Cloud Platform (GCP)
  • Oracle Cloud Infrastructure (OCI)
  • Alibaba Cloud
  • DigtialOcean
  • LiquidWeb Nexcess
  • Microsoft Azure

Applications

  • Apache
  • Tomcat
  • MySQL
  • PostgreSQL
  • NFS
  • Samba
  • Nagios
  • Snort
  • Exim
  • Sendmail
  • Qmail
  • Postfix
  • cPanel & WHM
  • Plesk
  • Webmin & Virtualmin
  • DirectAdmin
  • CyberPanel
  • Zimbra
  • iRedMail

CMS / E-commerce

  • WordPress
  • Joomla
  • phpBB
  • vBulletin
  • Coppermine
  • Shopify
  • osCommerce
  • Zen Cart
  • Magento
  • MediaWiki

Security

  • Firewalls
  • Intrusion detection systems
  • Encrypted storage
  • Policy development
  • Spam filtering
  • Malware cleaning

I’ve worked for clients in over 70 countries in 6 continents. Hover over the coloured area for the country names:

“I have worked with several system admins through the years and have rarely met someone as methodical and precise as Russell. He guided me through the steps of the issue resolution with utmost clarity of communication and displayed innate knowledge of Linux servers and how they may be troubleshooted. I personally recommend him to all prospective employers.”

“Russell offers a service which transcends just our server management. He offers a genuine concern for any issue at hand, a skill set which trumps any other professionals, but most importantly, a level of trustworthiness like no other.”

“Russell is an absolute gift! He did my task impeccably and is highly knowledgeable in his area. A true professional and always willing to make you happy.”