Principal Software Engineer positions focus on delivering results in their domain. This page aggregates open Principal Software Engineer roles and what employers typically expect.
## Position Summary... ## What you'll do... **Role summary:** The Principal Software Engineer leads platform engineering efforts by delivering scalable, cloud-native solutions and reusable infrastructure components that support long-term technical roadmaps. This role drives the full software development lifecycle across multiple teams, integrating AI/ML capabilities and ensuring high availability and reliability. The position requires strategic technical leadership, mentorship, and collaboration with cross-functional stakeholders to translate complex business needs into actionable engineering outcomes. The Principal Software Engineer champions innovation, continuous improvement, and adherence to quality standards while fostering a culture of technical excellence and accountability. **About the team:** Walmart Data Ventures operates with the agility of a nimble startup, delivering best-in-class data products. The team developed Walmart Luminate, a platform offering actionable, customer-centric insights that empower CPGs and Walmart merchants to make informed, data-driven decisions efficiently. Emphasizing technical strategy, reliability engineering, scalability, and cloud-native architecture, the group builds innovative solutions. Members engage in operational due diligence and continuous improvement, fostering a culture of learning and excellence to support Walmart’s commitment to delivering value through advanced data capabilities and cutting-edge technology. **What you'll do:** - Lead platform engineering efforts, delivering scalable infrastructure, reusable tooling, and AI/ML frameworks aligned with strategic roadmaps. - Drive full software development lifecycle across multiple teams, ensuring high availability, fault tolerance, and real-time data processing. - Architect and integrate intelligent AI-enhanced applications using cloud-native principles and model-driven design. - Provide technical leadership and mentorship, influencing architectural standards and promoting engineering excellence. - Collaborate with stakeholders to define technical requirements and success metrics, ensuring alignment with business objectives. - Foster continuous improvement by identifying opportunities to enhance processes, tools, and product quality. **What you'll bring:** - Extensive experience in platform engineering leadership, delivering scalable, cloud-native architectures and reusable tooling. - Proven ability to drive full software development lifecycle, including CI/CD, testing, monitoring, and incident response. - Expertise in designing distributed systems optimized for real-time data processing and AI/ML integration. - Strong technical judgment with a focus on maintainability, scalability, and long-term architectural alignment. - Demonstrated leadership in mentoring engineers and influencing cross-team architectural decisions. - Proficiency in AI agent integration and model-driven design to enhance development velocity and quality. - Effective collaboration skills with cross-functional stakeholders to translate business needs into technical solutions. - Commitment to continuous improvement, innovation, and operational excellence in software engineering. 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 re…