That's really not much of a bio. Go back and look at other peoples. I would also recommend you read back on the story a little. The boss, Arnie, is unlikely to hire a guy just so he can beat mudokons.
If you haven't already (and no offence if you have) you should go and read up on the RPG rules. (
http://www.oddworldforums.net/showthread.php?t=11928)