+ * **Programming languages**: C++, C, Java, Go, Assembly (m68k/Coldfire, m68705, TMS320, Z80)
+ * **Dynamic/Scripting languages**: Python, Perl, PHP, JavaScript, Bourne Shell
+ * **Not properly languages**: SQL, HTML, CSS, LaTeX, GNU make
+ * **Natural Languages**: Italian (native), English (excellent), Spanish (fluent), Japanese (beginner)
+
+ * **Operating systems**: Linux (Ubuntu, Red Hat, Fedora, SuSE, Debian, uClinux), MacOS X, Solaris (versions 6 to 9),
+ NetBSD, AmigaOS, Windows
+ * **Development Tools**: GCC toolchain (contributor), LLVM, MSVC, XCode, Codewarrior, IAR, Code Composer Studio, BSO Tasking
+ * **Frameworks and APIs**: POSIX, Qt, Gtk, STL, Boost, WIN32, MFC, Berkeley sockets and TCP/IP, Google APIs
+ * **Programming Techniques**: OOP, template metaprogramming, multithreading, real-time and event-driven systems
+ * **Version Control**: Git, Subversion, CVS, Clearcase, Source Safe, Perforce
+
+ * **Systems administration**: XEN, KVM, Puppet, Nagios, Munin
+ * **Server software**: BIND, Exim, Qmail, Postfix, Apache, MySQL, PostgreSQL, Asterisk, Mediawiki, Drupal
+ * **Networking**: TCP/IP, IPv6, DNSSEC, BGP routing