All my photos from my smartphone get pushed into dropbox. This recipe keeps on pushing new photos to flickr so I'll have a backup. I'll be using this recipe with my wife's photos as well
If
New photo in your folder
This Trigger fires every time a photo is saved in the folder you specify. NOTE: will process up to 15 photos per polling period.
Then
Upload public photo from URL
This Action will upload a new public photo, from a given URL to an image, to your Flickr photostream.
Discover more time saving integrations for Dropbox and Flickr