Videogame and simulations programmer.
Lisper, JAPH, and MOS-65xx hacker, among other things; MMO's, insurance/EDI systems, embedded Linux gaming, military simulations…
For work, Common Lisp and Ruby these days, previously C, C++, Java, sometimes ADA & FORTRAN, and once upon a time COBOL;
For pleasure, Perl, Lisp, some Javascript, MOS-65xx assembly (Commodore, Apple, Atari 2600), Arduino, and little languages for little machines.