XtremePapers

sure.
You can make a portfolio of you after you sign up, signing up is easy,
you can see my account as sample.
https://www.freelancer.com/u/AreebaKausar.html?ref_project_id=4207310&ttref=HireMe_PVBidList
and i got this project https://www.freelancer.com/projects/Translation-Anything-Goes/Translate-from-urdu-english.html
there are these categories:
http://www.freelancer.com/sellers/

and how do i get a job? I want a typing job. cuz I am Fast in typing

if you are expert in any of them, (i had a benefit in languages), may be you can do graphic designing, or writings or there are Facebook and twitter and you tube works, data entry, simple typing and microsoft office projects, Just Browse through them and anything you find suitable, add it in your profile as skill you will start getting project information about them, then bid on the projects.

Write very creative and motivational and provoking descriptions like here:
http://www.freelancer.com/projects/Graphic-Design-Logo-Design/Logo-Design.4215672.html
i wrote this bid on behalf of my aunt, who is a Photoshop master and painter.

If you get any project, you have 10 bids per month, then it is party, you will give them work, they will send you money which is often through this system called milestone payment. it is detailed here
http://www.freelancer.com/faq/topic.php?id=2#q66

More Faqs are here:
http://www.freelancer.com/faq/view.php
some details here:
http://www.freelancer.com/info/lookingforwork.php
and here
http://www.freelancer.com/info/how-it-works.php