Principal Software Engineer

Position Summary...

What you'll do...

Role summary:
As a Principal Software Engineer, you will lead the design and delivery of scalable platform capabilities, driving technical excellence across multiple teams. This role requires expertise in cloud-native architecture, distributed systems, and AI/ML integration to build intelligent, high-availability solutions. You will guide the full software development lifecycle, mentor engineers, and influence architectural decisions to ensure alignment with strategic goals. Collaborating with cross-functional partners, you will translate complex business needs into actionable technical plans, fostering innovation and continuous improvement while maintaining rigorous quality and operational standards.
About the team:
Walmart Fulfillment Services (WFS) Technology delivers scalable fulfillment solutions integrating transportation, inventory, warehouse operations, billing, and delivery for third-party sellers. The team bridges Marketplace and Walmart’s supply chain by collaborating with Product, Business, Operations, Supply Chain, and Transportation partners. Combining the agility of a growth business with the scale of a global retailer, the team drives innovation and expands fulfillment capabilities into new models and international markets. Focused on technical excellence and cross-functional collaboration, the team develops impactful solutions that enhance seller fulfillment and support business growth.
What you'll do:

• Be a deeply hands-on technical leader, write production-quality code, build automated tests, and take implementations all the way through production deployment.
• Lead platform engineering efforts to deliver scalable, cloud-native infrastructure and reusable tooling aligned with strategic roadmaps.
• Drive full software development lifecycle across teams, ensuring high availability, fault tolerance, and real-time data processing capabilities.
• Architect and integrate AI/ML-enhanced applications to support millions of users with advanced intelligent systems.
• Provide technical leadership and mentorship, promoting engineering excellence.
• Collaborate with stakeholders to translate business needs into actionable technical requirements and measurable success metrics.
• Champion continuous improvement by adopting innovative tools and practices to enhance development velocity and quality.

What you'll bring:

• Strong coding skills and ability to deliver production quality code.
• Extensive experience in platform engineering leadership, delivering scalable, cloud-native architectures and reusable infrastructure.
• Proven expertise in software development lifecycle management, including CI/CD, testing, observability, and incident response.
• Strong background in AI/ML integration and building intelligent software systems using languages such as Python, Java, and C++.
• Demonstrated ability to leverage advanced development tools to enhance quality and velocity.
• Skilled in technical mentorship, architectural decision-making, and fostering engineering excellence across teams.
• Excellent problem-solving and requirements analysis capabilities with a focus on customer-centric metrics and outcomes.
• Effective collaboration and communication skills to engage cross-functional stakeholders and drive innovation.

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 :
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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 AmericaWalmart 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.