[demoo]

To me this is another piece of scalable infrastructure they can offer to other companies.

[sirclueless]

Perhaps, but it seems to me that it is a competitive advantage they might not want to give up. More akin to Google's server warehouse design than AWS.

[demoo]

I don't know the exact situation of Google's server warehouse design. But I presume that was developed in-house. Kiva already has other big customers that rely on it for their order fulfillment. Like said in this thread, making your competitors into customers is a smart move.