Need a proofreader

I require the services of a proofreader who will check and edit grammatical and spelling mistakes for articles submitted by my writing team. The proofreader will also be responsible for checking for information and content of the articles...If an article goes through a proofreader and is rejected by the client on grammar mistakes then the proofreader will not be paid for that particular article... Command over the english language is a must. Preferrence will be given to those who are post graduate in English honours and are writers too...This is a long term project where in the proofreader can be absorbed in my writing team and be paid a bulk amount on a monthly basis. Pls quote a price for per article editing...Articles will be for 300/400/500 words. Pls quote a rate for all or a flat rate for 10k words. Pls mention xyz at the beginning of your bid... The job is virtual in nature but for those based in Delhi, other jobs can be considered. Pls mention where you are based.... Happy Bidding!