(USA) Staff, Software Engineer

Position Summary...

What you'll do...

Role summary:
As a Staff Software Engineer, you will lead the development and delivery of scalable platform capabilities, including infrastructure, tooling, and AI/ML frameworks. This role involves driving the full software lifecycle, ensuring quality through design reviews, and applying cloud-native architecture principles. You will mentor engineering teams, influence technical decisions, and collaborate across functions to translate complex requirements into effective solutions. Your expertise will support continuous improvement, innovation, and operational excellence, contributing to Walmart’s technology strategy and business objectives with a focus on reliability, agility, and developer productivity.

About the team:

The Trust Model Serving & Governance team within Marketplace Trust develops and manages the AI/ML infrastructure that enables intelligent decision-making across Walmart Marketplace. This team bridges Data Science and production by owning the full lifecycle of ML models that support seller risk, compliance, fraud detection, and trust decisions at scale. Responsibilities include model onboarding, deployment automation, inference infrastructure, monitoring, drift detection, and governance. The team collaborates closely with Product, Compliance, and Platform Engineering to deliver reliable, production-grade, and auditable business solutions that drive operational excellence and innovation.

What you'll do:

• Deliver platform capabilities including infrastructure, tooling, and ML frameworks aligned with roadmap milestones and domain priorities.
• Lead full software development lifecycle activities such as coding, testing, deployment, monitoring, and maintenance.
• Apply cloud-native architecture principles to ensure scalable, resilient, and agile systems.
• Conduct system design reviews to validate feasibility and ensure alignment with architectural best practices.
• Build AI-driven applications and integrate ML components using multiple programming languages.
• Mentor engineers, influence technical decisions, and promote standardization and sustainability.
• Collaborate with stakeholders to translate complex problems into actionable technical requirements.
• Utilize data-driven practices to define success metrics and optimize development processes.
• Drive continuous improvement through innovation, error correction, and knowledge sharing.

What you'll bring:
Proven track record of designing and delivering production ML platform capabilities — model serving, MLOps pipelines, monitoring frameworks, or equivalent.
Deep expertise in distributed systems architecture — event-driven design, Kafka, microservices, API design, and cloud-native infrastructure.
Strong programming proficiency in Java and/or Python — ability to write production-quality code Experience with MLflow, Vertex AI, or equivalent model registry and lifecycle tooling.
Hands-on experience with Spark, BigQuery, or data pipeline engineering at scale.
Background building observability infrastructure — OpenTelemetry, Prometheus, Grafana, and distributed tracing.
Familiarity with real-time data processing patterns.

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 4 years’ experience in software engineering or related area.
Option 2: 6 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 2 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.