.Software Development Engineer (Full Stack), Amazon Photos on DevicesAmazon Photos helps consumers preserve and re-live their memories. The service comes with unlimited photo storage for Prime members and apps are available on iOS, Android, Web, Desktop, Fire Tablet & Fire TV. We have ambitious goals to scale growth and adoption of the service around the world and delight our customers with a great product.What you will do: As a full stack engineer, you will provide technical leadership to the teams building Amazon Photos solutions for Echo Show, FireTV, Fire Tablet and Alexa Mobile. You will ensure that the best engineering practices are followed and that our software is designed to be responsive, reliable and maintainable. You will work closely with other teams throughout Amazon to design and architect solutions that will scale to hundreds of millions of customers. You will be a role model and mentor for other engineers on the team in a fast-paced, start-up like environment where agile development is embraced and innovation is encouraged.What we are looking for: You are an experienced Software Engineer who has shipped great software. You have good experience on building scalable services, and clients that connect to them. You enjoy building client applications and know that a great mobile app not only does the job, but does it with a great flow and look and feel. You love building software that makes people say "wow, that is amazing" and "I did not know you could do that". You love working with a smart, talented team because you know that makes you better. You love solving complex problems with simple code.Why you want to be on the Photos team: We're technology professionals, photographers and photo enthusiasts who are genuinely passionate about how we can make preserving and re-living digital photographs a simple joy. We're a close-knit team of friendly, collaborative people.Key job responsibilities:Design, develop, and deploy photo features for current and future Alexa devices.Write clean, maintainable code and perform peer code-reviews.Contribute best-in-class programming skills to develop innovative, consumer facing device experiences using a variety of technologies (e.G. Android, React Native).Develop highly scalable web services using Java and latest AWS technologies (EC2, DynamoDB, Lambda, S3 and many more).Work with other team members to investigate design approaches, prototype new technology and evaluate technical feasibility.Analyze and optimize applications to maximize speed and scale, factoring in network latency and bandwidth constraints.Work closely with Automatic Speech Recognition (ASR) and Natural Language Understanding (NLU) to model voice interactions.Develop services to process voice data and integrate with other web services to power the experience on Alexa Devices and mobile apps.Launch new features in the US and International markets working closely with other Alexa teams