* **Programming Techniques**: OOP, template metaprogramming, multithreading, real-time and event-driven systems
* **Version Control**: Git, Subversion, Perforce, CVS, Clearcase, Source Safe
* **Sysadmin**: KVM, XEN, Docker, Puppet, systemd, Nagios, Munin
* **Server software**: BIND, Exim, Qmail, Postfix, Apache, MySQL, PostgreSQL, Mediawiki, Asterisk
* **Programming Techniques**: OOP, template metaprogramming, multithreading, real-time and event-driven systems
* **Version Control**: Git, Subversion, Perforce, CVS, Clearcase, Source Safe
* **Sysadmin**: KVM, XEN, Docker, Puppet, systemd, Nagios, Munin
* **Server software**: BIND, Exim, Qmail, Postfix, Apache, MySQL, PostgreSQL, Mediawiki, Asterisk