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Position Summary...

What you'll do...

As a Principal Engineer at Walmart, you will serve as a key technical thought leader responsible for architecting, guiding, and delivering transformative platform solutions across Walmart’s global enterprise. You will influence strategic technology decisions, mentor teams, and lead by example in building high-scale, intelligent systems that integrate cutting-edge AI/ML and agentic technologies.

You will operate at the Data Security engineering, product, and business—translating visionary ideas into actionable architecture and tangible solutions. Your work will directly impact the performance, security, and intelligence of systems used by millions of Walmart associates and customers worldwide.

Key Responsibilities:

Define and drive the architectural vision for enterprise-scale platforms, with a strong emphasis on AI/ML integration, agentic systems, and intelligent automation.

Guide engineering teams across domains on best practices, technical design, and architectural decisions.

Architect resilient, cloud-native, full-stack solutions that deliver scale, performance, and security.

Collaborate closely with data scientists, ML engineers, and product teams to operationalize data security for AI/ML models, including those based on LLMs and deep learning architectures.

Driving Product SLA to maintain the health of the product. Improving topline and bottoms KPI to create impact.

Design and implement scalable solution for Walmart systems while implementing data security.

Influence roadmap decisions and technical strategy in collaboration with senior leadership.

Ensure high standards for quality, security, and performance through rigorous design and code reviews.

Contribute to internal platform standards, reusable frameworks, and engineering playbooks.

Champion the use of open-source and emerging technologies that align with Walmart’s innovation goals.

Partner with cross-functional teams globally to solve complex business problems with intelligent solutions.

Foster a culture of engineering excellence, mentoring senior engineers, and participating in org-wide technical forums.

What you'll bring:

Bachelor's Degree or Master’s Degree with 10+ years of experience in Computer Science or related field with expertise in platform architecture, scalable systems, and enterprise development.

Proven leadership in designing and delivering large-scale, distributed systems.

Strong foundation in algorithms, data structures, system design, and cloud-native principles.

Deep expertise in backend development (Java, Scala, Spring Boot, Node.js, Microservices).

Full-stack experience with modern front-end frameworks (React.js, Angular, TypeScript).

Advanced proficiency in building RESTful and event-driven architectures.

Experience working with message queues (Kafka, RabbitMQ), distributed caching, and observability stacks (ELK, Grafana, Splunk).

Expertise with SQL/NoSQL data stores, schema design, and cloud data pipelines.

Solid experience with CI/CD tooling, DevOps, containerization (Docker), orchestration (Kubernetes), and deployment on cloud platforms (Azure, GCP, AWS).

Demonstrated experience integrating AI/ML capabilities into platform services—from model inference to feedback loops.

Knowledge of LLMs (e.g., GPT, BERT), vector search, and embedding-based workflows is highly desirable.

Familiarity with agentic system design (e.g., autonomous agents, orchestration frameworks) is a strong plus.

Passion for innovation, open-source contribution, and scaling best practices across the organization.

Exceptional collaboration and communication skills; ability to influence across tech and business teams.

Agile mindset with a strong focus on delivering outcomes and enabling velocity at scale.

Bonus: Previous experience of implementing data security at scale.

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.

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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.

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For information about PTO, see https://one.walmart.com/notices .

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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.

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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.

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For information about benefits and eligibility, see One.Walmart (https://bit.ly/3iOOb1J) .

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The annual salary range for this position is $143,000.00-$286,000.00

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Additional compensation includes annual or quarterly performance bonuses.

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Additional compensation for certain positions may also include:

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- 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.

Primary Location...

1345 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.

Walmart, Inc. is an Equal Opportunity Employer- By Choice. We believe we are best equipped to help our associates, customers, and the communities we serve live better when we really know them. That means understanding, respecting, and valuing diversity- unique styles, experiences, identities, abilities, ideas and opinions- while being inclusive of all people.