Hello,
I have gone through your requirements and interested to implement them accordingly. I have good experience on Amazon and eBay API using PHP.
According to your requirements, a PHP application will be neded that will:
1. Collect product information from Amazon
2. post them into eBay nad collect respective ItemNumber from eBay
3. Prepare excell sheet using ASIN (from Amazon), Item Number (from eBay), product name (from Amzaon), Amazon url, ebay url.
I have experience on PHP, MySQL, eBay LMS, Amazon MWS, Magneto, Wordpress, CodeIgniter, Zend, JQuery etc.
Looking forward for your kind response.
Regards,