* **Operating systems**: Linux (Red Hat, Fedora, Ubuntu, SuSE, Debian, uClinux), MacOS X, Solaris (versions 6 to 9),
NetBSD, AmigaOS, Windows
- * **Frameworks and APIs**: POSIX, Qt, Gtk, STL, Boost, WIN32, MFC, Berkeley sockets
- * **Programming Techniques**: OOP, generic programming, metaprogramming, real-time, event-driven, multithreading
+ * **Frameworks and APIs**: POSIX, Qt, Gtk, STL, Boost, WIN32, MFC, Berkeley sockets and TCP/IP
+ * **Programming Techniques**: OOP, template metaprogramming, generic programming, real-time systems, event-driven design, multithreading
* **Development Tools**: GCC toolchain (contributor), MSVC, XCode, Codewarrior, IAR, Code Composer Studio, BSO Tasking
- * **Version Control**: Git, Subversion, CVS, Rational Clearcase, Source Safe
+ * **Version Control**: Git, Subversion, CVS, Rational Clearcase, Source Safe, Perforce
* **Systems administration**: XEN, KVM, Libvirt, Puppet, Nagios, Munin
* **Server software**: BIND, DHCP, Exim, Qmail, Postfix, Apache, MySQL, PostgreSQL, Asterisk