Perl, Shell, PHP and Java, Massive hosting, billing, reporting, risk and content mgmt. toolsets, Complete system automation solutions, CVS, Subversion and Git, Postgres, MySQL and Oracle, TCP, UDP and CGI services, XHTML, XML, and XSLT, Python, C and some C++, Custom kickstart (incl. PXE netboot) & RPMs, Custom JumpStart & Solaris Packages, PAM customization , EMP remote manage w/ Cyclades & RocketPort serial concentrators, Hardware/Software RAID & LVM, Network Service Administration and Development, Apache 1, 2 (incl. mod_perl) & MySQL, BIND 4, 8 & 9 & ISC DHCPD, Djbdns, Postfix & Exim, FTP, TFTP, NFS & Samba, SNMP, Nagios, BigBrother & Cacti, Legato Backup Software & ADIC Scalar 1000 robot, Quickbooks, ERP, Best Software MAS90, Dynamics GP, Accounting System Integration, Data Migration