Hi , 2 languages (English and Arabic) In description of project I read you need a app for for Putting your items in it and people can Bid on it Like E-Commerce & Buy& Sell App .
I have 6 years of experienced on mobile application. (Android & iphone /ipad ) and App admimn with development web services where admin can manage the app from backend.
I would approach your project by starting with wire frames and getting the design completed, before starting the actual development phase.
I have developed the eCommerce app, Buy& Sell business app, Grocery App ,Taxi and Delivery Combined App, Pharmacy App ,Doctor App ,Dating app instagram App ,Restaurant app, healthcare, social app, chat app, real estate app, dictionary app, etc...
I'm interested in working with you. I am available almost the whole day for discussion.
Looking forward for your Response.
Thanks Kedar