Principal Software Engineer

Position Summary... What you'll do...Role summary: The Principal Software Engineer leads platform engineering initiatives by delivering scalable, cloud-native solutions and reusable infrastructure components. This role drives the full software development lifecycle across multiple teams, integrating AI/ML capabilities and ensuring high availability and fault tolerance. The position requires strategic technical leadership, mentorship, and collaboration with cross-functional stakeholders to align engineering efforts with business objectives. The engineer applies sound judgment in architectural decisions, fosters continuous improvement, and champions innovation to support Walmart’s evolving technology landscape and long-term platform vision. About the team: The team advances AI Shopping by integrating with external partners to enhance experiences across Web, iOS, and Android platforms. Utilizing generative AI, they deliver personalized, context-aware support through scalable, fault-tolerant distributed systems and real-time mobile architectures. Collaboration with AI/ML, backend, and product teams ensures secure, high-performance solutions. The group emphasizes technical leadership, innovation, and operational excellence while fostering mentorship and continuous improvement. Together, they develop cloud-native platforms designed to manage large-scale traffic and data, ensuring reliability, extensibility, and alignment with enterprise standards. What you'll do: Lead platform engineering efforts to deliver scalable, cloud-native infrastructure and reusable tooling aligned with strategic roadmaps. Drive full software development lifecycle management, including design, testing, deployment, and maintenance across multiple teams. Architect and implement AI/ML-enhanced applications supporting high availability, fault tolerance, and real-time data processing. Provide technical leadership and mentorship to engineering teams, promoting best practices and architectural standardization. Collaborate with stakeholders to translate business needs into clear technical requirements and measurable success metrics. Ensure technical ownership by delivering quality solutions and resolving issues proactively. Foster continuous improvement through innovation, knowledge sharing, and adoption of emerging technologies. What you'll bring: Extensive experience in platform engineering leadership, delivering scalable infrastructure and reusable tooling aligned with strategic roadmaps. Proven expertise in cloud-native architecture and distributed system design ensuring high availability and fault tolerance. Strong technical skills in software development lifecycle management, including coding, testing, CI/CD deployment, and incident response. Proficiency in AI/ML integration and building intelligent software systems using languages such as Python, Java, and C++. Ability to apply model-driven design and leverage modern development tools to enhance velocity and quality. Demonstrated leadership in mentoring engineers and influencing architectural decisions across teams. Excellent collaboration and communication skills to engage cross-functional stakeholders and drive technical alignment. At Walmart, we offer competitive pay as well as performance-based bonus awards and other great benefits for a happier mind, body, and wallet. Health benefits include medical, vision and dental coverage. Financial benefits include 401(k), stock purchase and company-paid life insurance. Paid time off benefits include PTO (including sick leave), parental leave, family care leave, bereavement, jury duty, and voting. Other benefits include short-term and long-term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement, and more. You will also receive PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes. The amount you receive depends on your job classification and length of employment. It will meet or exceed the requirements of paid sick leave laws, where applicable. For information about PTO, see https://one.walmart.com/notices. Live Better U is a Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities. Programs range from high school completion to bachelor's degrees, including English Language Learning and short-form certificates. Tuition, books, and fees are completely paid for by Walmart. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to a specific plan or program terms. For Information About Benefits And Eligibility, See One.Walmart. The annual salary range for this position is $143,000.00 - $286,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include : Stock ㅤ ㅤ ㅤ ㅤ ‎ Minimum Qualifications... Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications. Option 1: Bachelor's degree in computer science, computer engineering, computer information systems, software engineering, or related area and 5 years’ experience in software engineering or related area. Option 2: 7 years’ experience in software engineering or related area. Preferred Qualifications... Outlined below are the optional preferred qualifications for this position. If none are listed, there are no preferred qualifications. Master’s degree in computer science, computer engineering, computer information systems, software engineering, or related area and 3 years' experience in software engineering or related area., We value candidates with a background in creating inclusive digital experiences, demonstrating knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly. The ideal candidate would have knowledge of accessibility best practices and join us as we continue to create accessible products and services following Walmart’s accessibility standards and guidelines for supporting an inclusive culture. Primary Location... 1375 Crossman Ave, Sunnyvale, CA 94089-1114, United States of America Walmart and its subsidiaries are committed to maintaining a drug-free workplace and has a no tolerance policy regarding the use of illegal drugs and alcohol on the job. This policy applies to all employees and aims to create a safe and productive work environment.