Hello,
I can work as a designer. I understand that to design a logo splash, I can chat screen and run the store screen. I can do your work.
After reading you requirement carefully, I got an understanding that you need an professional developer for this job who has related past experience. I am a part of a fast - growing IT company and we have 7+ years of experience in app design and development while working on WordPress, php, Codelgniter, Laravel and related technology