Experienced LAMP Developer needed

We are looking for a LAMP developer who is skilled particularly in PHP/MySQL

In particular you must be experienced and comfortable with:
-Regular expressions
-Complex MySQL queries
-Working with large datasets
-Basic Linux admin(crontab,email etc)

Please send your CV with previous work experience, we are especially interested in previous experience with PHP/MySQL/Linux

There will be a quick programming competency test where we will ask you to evaluate some code and ask you what it does and how it could be improved.

Also if you have read this to the end, please start your reply with hello world.