Dear Sir,
I have been working in developing the application for reporting the US healthcare data using Hadoop,ElasticsSearch,MapReduce,Cascading,Amazon Web Service and like. I have been aslo working as Project Manager and dealing with clients.
As you have specified the, I equally can do with ebay,AWS, and such online gatway and outsourcing.
I have alos workd as product and sale manger.
Yes sir I can do the online transaction management Using AWS. I can develope the website to sale the product using AWS ans payment gatway
Thanks,