Walmart is the worlds largest retailer and consistently in the top five online retailers. Our customers are number one, always! Walmart.com is a polyglot of Open Source technologies for mobile, java, java ee, node.js, absolutely huge data (big data is just too small), and many more. Join Ryan McGuinness, Principal Architect, from @WalmartLabs to discuss the challenges of DevOps @Scale and building a sustainable, customer focused global platform.