(USA) Principal, Software Engineer
(USA) Crossman Service Building CA SUNNYVALE Home Office Full-time Senior Software Engineering
At a glance
Senior Software Engineering role at Walmart. (USA) Crossman Service Building CA SUNNYVALE Home Office · full-time · $143,000–$286,000 base.
SalaryStated by Walmart
$143,000 – $286,000
Base salary for this role, in USD per year, as published in the posting.
RoleSoftware Engineering
SenioritySenior
Location(USA) Crossman Service Building CA SUNNYVALE Home Office
EmploymentFull-time
Base pay$143,000–$286,000
PostedOct 27, 2026
Role brief
techroles summary, based on the employer's posting.
What you'll do
- Build shared platform infrastructure, reusable tools and AI/ML frameworks that support the technical roadmap
- Guide software delivery across teams, with attention to system uptime, fault tolerance and real-time data handling
- Design cloud-based, model-driven systems that bring intelligent capabilities into software development
- Set technical direction, mentor engineers and shape architecture standards across projects
- Work with stakeholders to clarify requirements, define success measures and connect solutions to business needs
What you bring
- A computer-related bachelor's degree plus five years in software engineering, or seven years in the field without that degree
- Experience leading platform work involving shared infrastructure and scalable machine-learning frameworks
- Strong background in cloud architecture and distributed systems built for availability and fault tolerance
- Hands-on knowledge of software delivery practices, including CI/CD, testing and incident response
Who this fits
This principal-level role suits an engineer ready to lead technical direction and mentor others across teams. The primary work location is Sunnyvale, California.
From the employer
Position Summary...
What you'll do...
Role summary:The (USA) Principal, Software Engineer leads the design and delivery of scalable platform capabilities, driving cloud-native architecture and AI/ML integration across multiple teams. This role oversees the full software development lifecycle, ensuring high availability, reliability, and performance of distributed systems. The position requires strategic technical leadership, mentorship, and collaboration with cross-functional stakeholders to translate complex business needs into effective solutions. The Principal Engineer champions innovation, continuous improvement, and adherence to best practices, fostering engineering excellence while aligning efforts with long-term organizational goals and technical roadmaps.
About the team:
The Customer Engagement Services Technology team develops advanced customer service solutions impacting millions worldwide. Comprising software engineers, data scientists, and machine learning experts, the team focuses on innovative Generative AI applications within complex enterprise environments. As part of Walmart Global Tech’s Enterprise Business Systems, it collaborates closely with product, business, and UX partners to deliver measurable business value. Emphasizing scalable, secure, and maintainable software design, the team drives continuous improvement and operational excellence to support Walmart’s mission of helping customers save money and live better.
What you'll do:
- Lead platform engineering efforts by delivering scalable infrastructure, reusable tooling, and AI/ML frameworks aligned with strategic roadmaps.
- Drive full software development lifecycle across teams, ensuring high availability, fault tolerance, and real-time data processing.
- Architect and integrate intelligent software systems using cloud-native principles and model-driven design to enhance development velocity and quality.
- Provide technical leadership and mentorship, influencing architectural standards and promoting engineering excellence.
- Collaborate with stakeholders to define technical requirements, measure success metrics, and ensure solutions meet business objectives.
- Foster continuous improvement by identifying opportunities, adapting to change, and driving innovation across projects.
What you'll bring:
- Extensive experience leading platform engineering initiatives, including shared infrastructure and scalable ML frameworks.
- Proven expertise in cloud-native architecture and distributed system design for high availability and fault tolerance.
- Strong proficiency in software development lifecycle management, including CI/CD, testing, and incident response.
- Demonstrated ability to architect AI-enhanced applications and integrate AI agents using languages such as Python, Java, and C++.
- Skilled in applying model-driven design and leveraging modern development tools to enhance quality and velocity.
- Effective technical leadership and mentorship capabilities to foster engineering excellence and innovation.
- Ability to collaborate across teams and communicate complex technical concepts clearly to a wide variety of stakeholders.
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 :
- Stock
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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.