hi there for your task its will be fine with me i used odoo in different versions as i described in my cover and i have converting so much modules from version to another so it going to be fine with me upgrading your modules <
and my cover as the following ..
I'm Umar abdulaziz from Egypt im an odoo developer i have 2+ year Experience in odoo i worked in alot of projects, i have experience in odoo v 8 , 9 , 10, 11 in both community and enterprise with python programming , xml, js , css, html Implement new features , Maintain and customize Odoo addons, Create and customize reports, Create new functional business modules, Setup, maintain and monitor Odoo servers, Participate in the design, coding, and testing Odoo modules, Write SQL Scripts
Regards