Description At Amazon Photos, we're revolutionizing how people preserve and relive their most precious memories. Our service delights millions of customers across mobile, web, desktop, Amazon devices, and Alexa experiences. We're seeking a Principal Software Development Engineer to drive technical innovation and architecture across Amazon Photos. This role will shape the technical strategy for our next generation of photo and video services, focusing on scaling our infrastructure, advancing our AI/ML capabilities, and creating seamless experiences across mobile, web, and Amazon devices. As a senior technical leader, you'll work across teams to solve complex engineering challenges while serving millions of customers who trust us with their most precious memories. Key job responsibilities - Own and architect critical technical decisions that impact Amazon Photos' long-term success and scalability - Drive innovation in areas such as cloud infrastructure, computer vision, machine learning, and distributed systems - Provide technical leadership across multiple teams, influencing architecture and engineering practices - Partner with senior leadership to define technical strategy and roadmap - Mentor engineers and leaders while raising the technical bar across the organization - Identify and solve complex technical challenges around processing, storing, and serving massive amounts of photo and video content - Champion operational excellence and engineering best practices About the team Amazon Photos helps millions of customers preserve and relive their memories through innovative technology. Our team builds and operates services that process billions of photos and videos. We're tackling exciting technical challenges in cloud infrastructure, AI/ML, computer vision, and distributed systems at massive scale. Our culture emphasizes deep technical expertise, customer obsession, and long-term thinking. Basic Qualifications - 10+ years of non-internship professional software development experience - Knowledge of object-oriented design, data structures, and algorithms Preferred Qualifications - Experience designing and building large-scale systems in a multi-tiered, distributed environment (Service Oriented Architecture) Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner.