I've developed all kinds of software for the past 8 years, I'm self taught. I created a facebook based engine for online dating apps, the most advanced at its time. I helped EasyBroker.com scale up and become a profitable business. I've built an unprecedented, OCR based, mobile customer loyalty solution at hachicode and helped bring Haskell closer the startup world. I've set up a distributed multi-region architecture on AWS to service over 5k signups a day at Dropmyemail. I've trained over a dozen people while I assembled and managed development teams. I'm the first person to sell groceries online for bitcoin.Describe the most impressive thing you've done.