I only need to upgrade our current store from 22.214.171.124 to 1.5.2 with minimal downtime and with no mistakes.
We have have 3rd party modules and some edits to the core files on the current installation.
We cannot afford any problems with this upgrade.
13 freelancers are bidding on average $209 for this job
HI i'm interest on you offer. I'm an expert on ecommerce/prestashop and php programming and I have experience with kind of your need.I can start as soon as possible. regards