Job Description

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What you'll do...

We are seeking a seasoned Distinguished, Software Engineer - Site Engineering Architect to lead the technical architecture and cross-functional delivery for our eCommerce site platforms. In this role you will own the architecture, operational model, and engineering standards that enable highly available, secure, performant, and extensible eCommerce experiences. You will partner closely with engineering, product, UX, operations and business stakeholders to define technical strategy, drive execution for large-scale initiatives (including next-generation eCommerce platform work), and continuously improve how we design, deliver and operate solutions.

This role combines deep hands-on architectural leadership with program-level influence: you will design and validate solutions, unblock engineering teams, and lead improvements to the processes and observability that govern site reliability, performance, and compliance.

About the Team:

We are the Site Engineering team responsible for designing, building and operating the WCP (Walmart Commerce Platform) stack — the unified technical foundation that powers Walmart’s customer-facing sites and experiences. Working hand-in-hand with Walmart U.S. stores, eCommerce, mobile teams, Merchants, and Operations, we deliver end-to-end site engineering solutions that serve Walmart U.S., International, and Sam’s Club markets. Our work empowers team members, stores and merchants with scalable, secure, and highly available technology across online, mobile and in-store channels.

Our focus areas include customer and store experiences, in-store service enablement, merchant tools and merchant data science, and search & personalization. As the site engineering team, we own platform architecture, performance, observability and operational playbooks that let product, UX and business teams move quickly while maintaining reliability, compliance and excellent customer outcomes across all markets.

*****Immigration Sponsorship support will NOT be available for this position*****

What you'll do:

• Lead architecture and technical strategy for core eCommerce site platforms (catalog, search, checkout, cart, personalization, promotions, storefront, content delivery), ensuring scalability, availability, security and extensibility.

• Drive execution for some of the organization’s largest eCommerce initiatives — own architecture decisions, tradeoffs, success criteria and delivery risks across multiple teams and stakeholders.

• Create and sustain strong, practical collaboration between engineering, product management, UX/design, SRE and business partners so that architecture and delivery are tightly aligned with product goals and customer experience.

• Define and evangelize target state architectures (microservices, event-driven/data-streaming, edge/ CDN strategies, serverless/K8s, API and data contracts) and migration approaches from legacy systems.

• Establish and enforce engineering standards and best practices (API design, CI/CD, automated testing, infrastructure as code, secure coding, data privacy/PCI compliance).

• Shape and improve program delivery processes: roadmaps, planning cadences, risk frameworks, release gating, change control and cross-team dependency management to increase predictability and throughput.

• Design and implement observability, monitoring and alerting patterns (metrics, tracing, logs, synthetic monitoring, SLIs/SLOs) to reliably measure site health and customer impact; create runbooks and operational playbooks.

• Partner with SRE/ops to lead capacity planning, performance tuning, cost optimization and incident response improvements for site reliability and customer experience.

• Mentor and coach technical leads and engineers on system design, performance engineering, and trade-off analysis.

• Evaluate new technologies and third-party suppliers (search providers, payment gateways, CDNs, personalization engines) and drive technical due diligence and proof-of-concepts.

• Ensure engineering work complies with regulatory/security standards (PCI-DSS, GDPR, internal security policies) and auditability requirements.

• Communicate architecture and program status clearly to senior leadership and influence roadmap and investment decisions.

What you’ll bring

A seasoned technical architect who combines deep hands-on platform expertise with a track record of delivering large, multi-market eCommerce site solutions. This person will have built and operated commerce platform technology and can define and deliver site engineering solutions that work reliably for Walmart U.S., International, and Sam’s Club markets.

• At least 8 years’ experience in software engineering or related area.
• Expereince with relevant technical leadership or architecture experience (software engineering, site engineering, principal/Staff architect or senior technical program/engineering lead) on high-scale digital commerce platforms.
• Advanced proficiency in Lua scripting, including developing custom logic for Akamai and Torbit rule sets, edge processing, and traffic management
• Proven experience architecting and delivering eCommerce/site engineering initiatives on an active digital commerce platform, including solutions that span US, International and Sam’s Club markets (localization, taxes, fulfillment, payments, and regulatory differences).
• Deep understanding of discovery systems and customer lifecycle flows — checkout, cart, catalog, inventory, order lifecycle, returns, and seller/merchant interactions (marketplace flows preferred). Strong technical acumen system and solution architecture, microservices and event-driven patterns, API and data contract design, caching/CDN strategies, front-end performance, and end-to-end system integrations.
• Cloud & platform hands-on experience (AWS/GCP/Azure), containerization/Kubernetes and/or serverless, infrastructure as code (Terraform/CloudFormation), CI/CD and release automation.

• Observability & reliability expertise instrumentation (metrics/tracing/logs), SLI/SLO design, synthetic monitoring, incident response/runbooks, capacity planning and performance engineering.

• Security & compliance awareness relevant to commerce (PCI-DSS, PII/GDPR, secure coding and auditability).

• Experience with search, personalization and event/message systems (e.g., Elasticsearch/OpenSearch, personalization engines, Kafka/Kinesis) and with integrations to payments, fraud, tax, and fulfillment vendors.

• Proven ability to operate and evolve a shared commerce stack that delivers common capabilities across multiple product lines and markets while enabling product teams to move quickly and safely.

Delivery & leadership skills

• Strong analytical, organizational and problem-solving skills with a data-driven mindset (uses metrics and SLIs to drive decisions).
• Excellent communication and stakeholder management skills — able to influence product, UX, SRE, merchant and business leaders across cross-functional and international settings and present technical tradeoffs to senior leadership.
• Track record of mentoring and growing technical leads and engineers, and of driving improvements to engineering standards, tooling and ways of working.

The above information has been designed to indicate the general nature and level of work performed in the role. It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities and qualifications required of employees assigned to this job. The full Job Description can be made available as part of the hiring process.

About Walmart Global Tech:
Imagine working in an environment where one line of code can make life easier for hundreds of millions of people. Thats what we do at Walmart Global Tech. Were a team of software engineers, data scientists, cybersecurity experts and service professionals within the world’s leading retailer who make an epic impact and are at the forefront of the next retail disruption. People are why we innovate, and people power our innovations. Weare people-led and tech-empowered. We train our team in the skillsets of the future and bring in experts like you to help us grow. We have roles for those chasing their first opportunity as well as those looking for the opportunity that will define their career. Here, you can kickstart a great career in tech, gain new skills and experience for virtually every industry, or leverage your expertise to innovate at scale, impact millions and reimagine the future of retail.

Benefits and Perks:
Beyond competitive pay, you can receive incentive awards for your performance. Other great benefits include a 401(k) match, stock purchase plan, paid maternity and parental leave, PTO, multiple health plans, flexible working hours, and more.
We are reimagining the tech workplace by making a permanent transition to virtual work for most of our team. Of course, being together in person is an important part of our culture and shared success. Well collaborate in person at a regular cadence and with purpose.

Living the Walmart Value:
Focus on our Associates Belonging - Identifies, attracts, and retains top talent; builds a high-performing team; embraces a culture of belonging.

Equal Opportunity Employer:
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 unique styles, experiences, identities, ideas and opinions while being inclusive of all people.

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

Sunnyvale, California US-11657: The annual salary range for this position is $169,000.00 - $338,000.00

Bentonville, Arkansas US-10735: The annual salary range for this position is $130,000.00 - $260,000.00
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 6 years’ experience in software engineering or related area.
Option 2: 8 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 4 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 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.