Esper is a dedicated Android device platform that offers a better way to build, deploy, and manage apps and devices through its APIs. It's designed by developers for developers, allowing them to streamline the process of managing devices using code. The platform provides a Python SDK with functionalities such as enumerating devices and apps, deploying updates, rebooting devices, and customizing policies. Esper also offers rich API access, remote troubleshooting, and easy integration with Android Studio, making it an epic shift in device management. The company aims to transition device fleet management to DevOps, helping companies build and provision POS, food ordering, logistics, and kiosk devices more efficiently.