(USA) 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 cloud-native architecture and distributed system solutions that support long-term business objectives. This role requires overseeing the full software development lifecycle, integrating AI/ML technologies, and providing strategic technical leadership and mentorship across multiple teams. You will collaborate with stakeholders to translate complex problems into actionable solutions, ensuring high-quality, reliable software systems. Your expertise will advance innovation, operational excellence, and continuous improvement within a dynamic engineering environment.
About the team:
The Marketplace Engineering team develops and maintains core platforms supporting Walmart’s extensive product range and competitive pricing. This team manages the seller lifecycle, monitors customer interactions, and delivers insights to optimize assortment, pricing, and inventory. Collaborating with partner platform teams, they ensure seamless integration and continuous improvement of seller and customer experiences on walmart.com. Utilizing cloud-native architecture, software design patterns, and data-driven decision-making, the team builds scalable, resilient solutions that drive operational excellence and innovation across the marketplace ecosystem.
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 activities, including design, coding, testing, deployment, and maintenance across multiple teams.
• Architect and implement AI-enhanced applications and distributed systems optimized for real-time data processing and reliability.
• Provide technical leadership and mentorship to engineering teams, promoting best practices and architectural consistency.
• Collaborate with stakeholders to translate business needs into actionable technical requirements and measurable success metrics.
• 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 expertise in designing and implementing distributed systems optimized for real-time data processing and AI/ML integration.
• Strong technical proficiency in multiple programming languages including Java, Python, JavaScript, Dart, Rust, and C++.
• Demonstrated ability to lead full software development lifecycles, including CI/CD, observability, and incident response.
• Skilled in applying model-driven design and leveraging AI agents to enhance software capabilities.
• Effective mentorship and leadership skills fostering engineering excellence and innovation.
• Strong collaboration and communication abilities with cross-functional teams and stakeholders.
• Commitment to continuous improvement, technical ownership, and sound architectural decision-making.

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 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.