I Found OScommerce as good solution for online store. I have design template ready with me. You need to integrate the template with oscommerce script. I will like to use most recent version of oscommerce.
I also need to install some contribution in it. Programmer must be able to do all the require task.
1. Payment must be after complition of project.
2. Project need to finish within 7 days of slection of programmer.
3. Programmer need to give the basic idea about the site administration.
4. must be good communication skill.
Good chance for oscommerce expert for future work.