(USA) Principal, Software Engineer

Walmart • Sunnyvale, CA

4h • Onsite

About The Position

The Principal, Software Engineer leads the design and delivery of scalable platform capabilities, driving cloud-native architecture and distributed system solutions that support long-term business goals. This role oversees the full software development lifecycle, integrating AI/ML technologies to build intelligent applications serving millions. Providing strategic technical leadership, the position fosters engineering excellence through mentorship, collaboration, and innovation. The Principal Engineer ensures alignment with roadmap milestones, maintains architectural standards, and drives continuous improvement to deliver high-quality, reliable software solutions that meet operational and customer needs. The International Recommendations Platform team develops a scalable, multi-tenant framework delivering personalized experiences across Walmart International sites. The team drives innovation in Machine Learning and AI, leveraging cloud-native architecture and software design patterns to build resilient solutions. Collaboration focuses on API design, system reviews, and data-driven decisions. Emphasizing continuous improvement through DevOps and software prototyping, the team ensures accelerated delivery and high-quality standards. This environment fosters technical excellence and impactful innovation, supporting the development of advanced AI agents and cloud engineering solutions that enhance customer engagement and business outcomes globally.

Requirements

• 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 proficiency in software development lifecycle management, including CI/CD, testing, monitoring, and incident response.
• Demonstrated ability to architect AI/ML integrated applications using languages such as Python, Java, and C++.
• Skilled in applying model-driven design and leveraging advanced development tools to enhance velocity and quality.
• Effective technical leadership and mentorship capabilities fostering engineering excellence and innovation.
• Excellent collaboration and communication skills to engage cross-functional teams and stakeholders.
• 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.
• 7 years’ experience in software engineering or related area.

Nice To Haves

• 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.
• Creating inclusive digital experiences, demonstrating knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly.
• 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.

Responsibilities

• Lead platform engineering efforts to deliver scalable infrastructure, reusable tooling, and advanced ML frameworks aligned with strategic roadmaps.
• Drive full software development lifecycle across multiple teams, ensuring high availability, fault tolerance, and real-time data processing capabilities.
• Architect and implement AI-enhanced applications integrating multi-step reasoning and model-driven design to serve millions of users.
• Provide technical leadership and mentorship, promoting engineering excellence and standardization across teams.
• Collaborate with stakeholders to translate business needs into clear technical requirements and measurable success metrics.
• Maintain architectural documentation and ensure quality, reliability, and continuous improvement of software solutions.

Benefits

• Competitive pay
• Performance-based bonus awards
• Medical coverage
• Vision coverage
• Dental coverage
• 401(k)
• Stock purchase
• Company-paid life insurance
• PTO (including sick leave)
• Parental leave
• Family care leave
• Bereavement leave
• Jury duty leave
• Voting leave
• Short-term disability
• Long-term disability
• Company discounts
• Military Leave Pay
• Adoption and surrogacy expense reimbursement
• Live Better U (Walmart-paid education benefit program for full-time and part-time associates)

What This Job Offers

• Job Type: Full-time
• Career Level: Principal