5+ years of non-internship professional software development experience- 5+ years of programming with at least one software programming language experience- 5+ years of leading design or architecture (design patterns, reliability and scaling) of new and existing systems experience- Experience as a mentor, tech lead or leading an engineering teamDo you want to build frameworks for the next generation of apps running on Amazon Devices? Are you passionate about building reusable code and tools for development? How about having the code you write making a big impact to our smart home customers by ensuring unique Amazon technologies are easily available to app developers? Do you want to work in a horizontal consumer device focused team developing for a wide range of products? If so, join us to build tools and app frameworks in Device OS.Key job responsibilitiesAre you someone looking to showcase your skills? How often have you had an opportunity to be a founding member of a cross-functional team tasked with innovating the building blocks of device software? If this sounds intriguing, then we'd like to talk to you about a new role at Amazon.ACS is software that makes it faster to develop devices that are transforming the smart home and run Amazon services, like Alexa. Come join the ACS family!You will engage with an experienced cross-disciplinary staff to conceive and design innovative consumer product experiences. You must be responsive, flexible and able to succeed within an open collaborative peer environment. You will participate in designing, prototyping, and building solutions to hard problems in the Android and Amazon ecosystem.A day in the lifeIf you join our team, you will get to build new products and features from the ground up. You will define and build features and tools used by thousands of developers for building for millions of customers. We work across multiple internal teams as well as product to define what we are building and make it a reality. SDEs on this team are actively writing code, as well as working on designs and mentoring others. As the Device OS org we get to work horizontally across many exciting new device types.About the teamThis team's primary focus is to enable developers to swiftly create delightful, performant, and interactive devices for our smart home ecosystem. We are responsible for working closely with developers and end customers to build the frameworks and tools that they need to be highly productive. As a part of the Device OS organization, you'll get to interact and work with multiple teams to develop an ecosystem end to end from product conception to ultimately shipping on the vast number of Amazon devices in the field.Mexico City, DIF, MEX- 5+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience- Bachelor's degree in computer science or equivalent