Picture editing new

We are a small Rock n Roll Label with short series of clothing. We need someone who can take care of our picture editing.. The pictures have to be resized to 800x1200 pixel in and 1200x800 pix ...max 150 to 155 kb per picture. The pictures also have to be released from the background..(which means we need a clear white background) please delete mistakes in the picture like a pimple or spot in the face, or out hanging threats on the textile ...also delete bra straps (not on bikini pictures :) or a tummy which looks out under the clothing. we looking for someone whos continuing the work cause we will have many pictures all during the year