Hello sir,
I'll do your auto-login project. I'll developed your project so that you or your visitor can login by one click. and it will be possible if this user login an email in crome browser. I've read Your project description and understand it very well.
I'm Web Designer and Developer also. Specialist on WordPress. I've more than 2 years of experience on WordPress project. I've build many WordPress theme and plugin also.
ready to start working. and You will get perfect work from me. and I'll complete Your project ASAP.
Thank You.