Walmart Global Tech is seeking a Principal Software Engineer to join their Conversational AI platform team. This role focuses on building and scaling AI-powered personal assistants accessible through voice commands, text messages, and multi-modal experiences. The position is part of the Tech Strategy & Emerging Tech team, working on innovative solutions that serve Walmart's massive customer base (80% of American households). You'll be responsible for designing and implementing large-scale distributed systems, focusing on service scalability, availability, and efficient resource management. The role offers an opportunity to make a significant impact on mission-critical products while working with cutting-edge AI technologies. The team operates in a collaborative environment at Walmart's Silicon Valley hub, offering competitive compensation, comprehensive benefits, and the chance to innovate at scale. This position combines technical leadership with hands-on development, requiring expertise in distributed systems, cloud infrastructure, and AI technologies.