Managing RedHat AS/ES,Slackware, Ubuntu, Debian GNU/Linux servers
VoIP with Asterisk
Web services with Apache, PHP, MySQL, Javascript, Ajax
Mail services with Postfix, Dovecot (IMAP+POP3), Spamassassin, Amavisd
VPN with OpenVPN and IPSEC
Network infrastructure experience
Programming with Python, C, Java, PHP
Other IT management and security
Specialties: problem solving, network and servers managing, software solutions,