Amazon is seeking a Software Development Engineer for their Core Services team under Worldwide Customer Purchase Journey, specifically in the Shipping and Region Authority (SARA) organization. This role focuses on developing foundational products that shape the customer shopping experience, from gateway pages through search and checkout. SARA's systems orchestrate shipping, regions, locations, and restrictions, requiring complex integration with multiple services. The position demands expertise in distributed SOA systems and high-level technical design capabilities. You'll work on scalable, global solutions while maintaining local customization for regulations. The role offers significant impact potential, working with cutting-edge distributed computing systems and contributing to fundamental industry changes. You'll collaborate with cross-functional teams, design scalable solutions, and drive projects from conception to delivery. This position is ideal for engineers passionate about building large-scale systems that directly impact millions of customers' shopping experiences. The role combines technical excellence with business acumen, requiring both strong engineering skills and the ability to translate complex requirements into elegant solutions.