Mailbox is a mobile-first email experience built from the ground up for a world on the go. The app leverages cutting-edge iOS technology and a custom backend to create a blazing-fast email experience on top of the ancient IMAP protocol. The Mailbox team is passionate about building breakthrough mobile apps enabled by real-time distributed systems and tackling audacious engineering challenges at massive scale.  We are connoisseurs of iOS and Node.js, and of leverage technologies like MongoDB, Redis, RabbitMQ, Chef, and Statsd, hosted on the AWS platform.