Praveen is the architect for the Developer Products at PayPal helping in building the next generation APIs, tools and resources for external developers. Before that, he was the lead evangelist for eBay Inc. running the developer evangelism and tools organization at X.commerce to help developers learn, build and use the PayPal, eBay and X.commerce platforms, a systems architect for identity and authentication at Amazon, and earlier he did the same at AOL. Praveen has long been a proponent of open standards, and has been a big supporter of grassroots efforts such as OpenID and OAuth.