opencart specialist web developer

Hi,

I am looking for an opencart specialist who knows the ins and outs of opencart. our site has had alot of work done to it but by having the right candidate we can further perfect the site.

position will either be fulltime or partime and we need someone who can do the following :

work with opencart sites on a technical level
use api integrations ( we are looking to intergrate the following : hpwallart)

support should you want to take a look is here:

http://h20435.www2.hp.com/t5/Resources-News/HP-WallArt-Quick-Guide-Web-integration/idi-p/89652

also In relation to HP WallArt API Integration we need to hire the services of any experienced developer with knowledge on web development, JSON and server-side scripting languages.

develop sites in wordpress and know about plugins

create a user interface based site, i am trying to achieve the following as my video here :

https://drive.google.com/open?id=0B_AT1ruCx-HgS0l2bmN3Uk5IRkE

also otehr geneeral duties

someboady who must be from a technical background would be great.

Thank you for looking