Hi
First of all Le me clear you few things :
1) My bid is only my rough estimation
2) Expert in Android application having 6 year experienced
3) clear the scope both side : you & me
4) only quality work believe
Now I requesting you for initiate chat first & let me found scope of work .
Expert also in. XML,SOAP, JSON, PHP, jQuery, UI/UX, Graphics Design specially for mobile
I have also great command : JAVA ,ANDROID SDK, ANDROID STUDIO , APIS , DATABASES , MATERIAL DESIGN, BONUS! A GOOD IDEA .
I have more than 6 year experience in Web Development/Design, Working in Magento,Wp,OpenCart. in these tech doing any level custom work. like custom theme, custom module,payment API, Mail-chimp API etc.
Would be glad working with you.
Thank you