professional writers needed for my virtual team

i have been working since 2013 and already have a good team of 4 writers but due to lots of work load i am seeking for some professional writers. - they should be good speaker and writer of English - they must have the ability to work independent and full time - perfect in his/her writing - must have some experience in academic writing, medical writing, article writing, homepage writing, buisness writing, proofreading, rewriting , review writing, product description etc - must be a good learner and must have the ability to work for low budgets - must have the ability to work in pressure. -please don't waste your bid if you are not able to attempt sample on a topic given by me. please write "Vikk" in the beginning of your praposal to assure me that you have read the whole project description.