Principal, Software Engineer - Full Stack

Reference: R-2610003Posted: 2026-08-20Location: SUNNYVALE, CA, United States; BELLEVUE, WASalary: $143000 - $286000/yearType: Full time / Regular/PermanentCompany: WalmartBusiness Segment: Home OfficeRole summary:The Principal Software Engineer leads platform engineering efforts by delivering scalable, cloud-native solutions and reusable infrastructure components. This role drives the full software development lifecycle, integrating AI/ML technologies to build intelligent systems that serve millions. The position requires strategic technical leadership, mentorship, and collaboration across teams to ensure alignment with long-term architectural goals. The engineer applies sound judgment to solve complex problems, promotes innovation, and continuously improves processes while maintaining high standards of quality and operational excellence in a dynamic environment. About the team:The Membership Experience Engineering team at Walmart develops scalable, reliable technology to enhance shopping journeys for millions worldwide. The team prioritizes technical excellence, integrity, and customer-focused solutions while supporting professional growth and knowledge sharing. Collaborating across functions, members drive innovation through iterative development, code review, and continuous improvement. Utilizing advanced tools and AI integration, the team delivers high-quality software aligned with Walmart’s standards, empowering associates and improving the overall shopping experience globally. What you'll do:Provide software architectural consultation to software engineering teams in delivering scalable infrastructure, reusable tooling, and cloud-native architectures aligned with strategic roadmaps.Drive full software development lifecycle activities, including design, testing, deployment, and maintenance across multiple teams.Architect and implement AI-enhanced applications and intelligent systems supporting millions of users.Provide technical leadership and mentorship to engineering teams, promoting best practices and innovation.Collaborate with stakeholders to translate business needs into actionable technical requirements and measurable success metrics.Ensure high-quality deliverables through sound technical judgment and proactive issue resolution.Foster continuous improvement by integrating feedback and advancing engineering processes and tools.What you'll bring:Extensive experience in platform engineering leadership, delivering scalable, cloud-native architectures and reusable tooling.Mastery with Java SDK, Services, and various methods of event driven design processing of systems. NoSQL Databases experience preferred Strong proficiency in software development lifecycle management, including CI/CD, testing, observability, and incident response.Demonstrated ability to apply model-driven design and leverage AI agents for intelligent software solutions.Skilled in mentoring engineers and influencing architectural decisionsExperienced integrating data sources, APIs and web-services external to the enterprise infrastructure Excellent collaboration and communication skills with cross-functional teams and stakeholders.Commitment to innovation, continuous improvement, and technical excellence aligned with business objectives.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 . 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. Sunnyvale, California US-11349: The annual salary range for this position is $143,000.00 - $286,000.00 Bellevue, Washington US-11663: The annual salary range for this position is $132,000.00 - $264,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include : - StockMinimum 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["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."]