Position Summary...
What you'll do...
As a Senior Software Engineer, you will lead the design, development, and delivery of scalable software solutions aligned with business objectives. This role requires expertise in software architecture, coding standards, and agile methodologies to create maintainable, high-quality components. The engineer will collaborate cross-functionally to analyze requirements, address technical challenges, and implement continuous integration and testing practices. Mentorship and knowledge sharing are key responsibilities, supporting team growth and innovation. The position demands a commitment to integrity, operational excellence, and delivering impactful results that enhance customer and business value.
Imagine working in an environment where you can make life easier for hundreds of millions of people and put a smile on their face. That’s what we do at Walmart Global Tech. We’re a team of 15,000+ software engineers, data scientists, and service professionals within Walmart, the world’s largest retailer, delivering innovations that improve how our customers shop and empower our 2.2 million associates. At Walmart, we serve 265+ million customers weekly across stores and digital platforms in the U.S. and around the world. Our mission is simple: Save Money. Live Better.
About the team: The Core Foundation Platform – Web team owns the engineering foundations that power Walmart.com and our international eCommerce platforms. We are responsible for:
- Core architecture and shared frameworks for a large multi-tenant, international monorepo application
- Platform standards, engineering guidelines, and architecture decision records (ADRs)
- Global reusable React components aligned to Living Design standards
- Performance engineering, site stability, and production resilience
- Developer tooling, lint rules, CI/CD integrations, and governance guardrails
- Technical enablement and onboarding for 150+ feature teams across the U.S., Mexico, Canada, Sam’s Club, Chile, South Africa, and beyond
Our mission is to provide a scalable, stable, and high-performing web platform that empowers thousands of engineers to build safely and efficiently—without compromising customer experience, accessibility, or site reliability.
What you'll do:
Technical Leadership & Architecture
- Define and evolve front-end architecture for a large-scale Next.js, React, and Node.js ecosystem.
- Lead architectural decision-making and author ADRs that influence hundreds of engineers.
- Drive modernization initiatives including framework upgrades, dependency governance, and monorepo strategy.
- Ensure multi-tenant architecture supports international expansion and onboarding of new markets.
Platform Engineering & Developer Experience
- Design and maintain shared frameworks, libraries, and reusable components used across 150+ teams.
- Establish guardrails (lint rules, CI policies, performance budgets) that enforce best practices at scale.
- Improve build systems, CI/CD workflows, and developer tooling to optimize productivity and code quality.
- Partner with DevOps and infrastructure teams on Kubernetes (k8s) scaling, reliability, and observability.
Performance, Stability & Operational Excellence
- Own site performance strategy including Core Web Vitals, caching, logging, monitoring, and tuning.
- Prevent outages through proactive architecture reviews and resilience planning.
- Drive production readiness standards and operational playbooks.
- Analyze system bottlenecks and implement scalable solutions across the platform.
Standards & Governance
- Define coding standards and engineering best practices across React, TypeScript, Node.js, and Next.js.
- Collaborate with Living Design to ensure ADA compliance and consistent design system implementation.
- Lead technical reviews across feature teams to maintain platform integrity.
- Reduce tech debt through structured improvement initiatives.
Influence & Cross-Functional Collaboration
- Partner with Product, UX, Infrastructure, Security, and international teams to align on scalable solutions.
- Mentor senior engineers and influence technical direction without direct authority.
- Drive alignment across global stakeholders while balancing innovation and platform stability.
- Serve as a trusted advisor for complex cross-team architectural challenges
What you'll bring:
- Atleast 4+ years of software engineering experience, with deep expertise in front-end architecture at scale.
- Proven experience building and supporting high-traffic** eCommerce or large-scale consumer platforms.**
- Expert knowledge of** React, TypeScript, Node.js, and Next.js.**
- Strong understanding of monorepo strategies and multi-tenant application architecture.
- Experience with performance optimization (Core Web Vitals, caching strategies, logging, monitoring).
- Advanced understanding of system design, scalability patterns, and distributed systems fundamentals.
- Experience leading cross-team architecture initiatives influencing large engineering organizations.
- Strong DevOps knowledge including CI/CD, containerization, and Kubernetes.
- Experience writing and enforcing engineering standards and governance policies.
- Excellent communication skills with the ability to influence at scale.
- Experience supporting internationalized, multi-market web platforms preferred
- Experience implementing accessibility (ADA/WCAG) standards preferred
- Background in platform engineering or developer productivity tooling preferred.
- Experience mentoring senior engineers and driving org-level technical change preferred
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.
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.
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.
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. The annual salary range for this position is $117,000.00 - $234,000.00 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 3 years’ experience in software engineering or related area. Option 2: 5 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 1 year's 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...
1395 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.