Kindly advised how to extend work visa

[akaJordan]

Hi All,
I came to newzealnd in 2013 fr study. I have done level 8 in business. I was working in supermarket from the last year and a half but my store shut down now. And my visa is expiring on 21/07/2015. Now I am applying everywhr fr job that can help me in extending my Visa but no luck.

Please kindly advised how to extend visa or if there is any job available that can help me in this regard.
Thank you

[JandM]

When did your student visa end? This could make a difference to the reply.

[akaJordan]

My Student Visa expires in July 2014 and after that I got this open job search visa that is expiring next month 21/07.
Also I was working as a supervisor in supermarket but the store shut down for Renovation.