This is a list of technologies I've worked with in the past years. It is likely that I've missed a thing or two, but this should still give you a general impression. Feel free to ask if you have work for a technology that is not in this list.
| Web frameworks |
Django |
| Networking |
Raw TCP/UDP sockets, Twisted |
| Templates |
Django templates, Jinja2, Cheetah, TinyButStrong, XSLT |
| Distributed tasks queues |
Celery |
| Multimedia libraries |
SDL, Pygame, OpenGL 2/3 |
| Network filesystems |
NFS, Samba/CIFS and SSHFS (fuse) |
| GUI toolkits |
Qt4, Qt4 with KDE4 libraries |
| Python |
CPython 2.5-2.7, 3.1-3.2 |
| Python and C/C++ |
CPython API, Cython, Ctypes |
| PHP |
5.0 - 5.3 (Zend Certified Engineer) |
| Lua |
5.0 and its C API |
| RDBMS |
MySQL 5 |
| NoSQL DBMS |
Memcached, Reddis |
| Message brokers |
RabbitMQ (AMQP protocol) |
| Javascript frameworks |
Prototype, JQuery |
| Web technologies |
HTML 4/5, XHTML, CSS 2/3, AJAX |
| XML technologies |
XML, XPath, XSLT, SVG |
| C++ compilers |
GCC, Clang, MinGW |