Install the module MAKE OFFER ( I provide the module, I have a licensed copy en [url removed, login to view])
Create a new field to auction end date
Display in the list of products a new column, saying that user has the best deal and the best deal amount.
That when you reach the end date, the user receives the best order, and the auction end.
If you complete these modifications on time and correctly you will have a bigger budget to make other changes.
Please, Only experienced programmers in OpenCart
3 freelancers are bidding on average $67 for this job
dear sir i am not disappointed for not hiring me even i wish that the hired person will give u work as u expected. plz give a chance to proved it. regard Arup