make background white in images 8000+ image work in 10 days max

we have to remove the background and make it white. require images in two sizes 1000 by 1000 and 800 by 1400 one image can have two options or more and we require all the poses in it currently we have over 8000 images to be edited and for each image we are looking for 6 poses 3 in 1000 by 1000 size and 3 in 800 by 1400 size we wish to work on long term basis and this is the current requirement pls those who can finish this job in 10 days time max only bid we are currently paying 5 r upee per 6 image set .. the only issue is the time as we need all of these in short time duration the next set of images is around 10000 which we would do once this work is finished if you require any clarification do message us.. copy and paste massages we woudl not reply to them for reference have attached two images one edited and one unedited plus one image for sample which sud be edited and send to us to prove that you can do this work clenly and efficiently thanks