(USA) Senior, Software Engineer

Position Summary...

What you'll do...

Role summary:
As a Senior Software Engineer, you'll architect and scale the cart and checkout experiences powering Walmart  ,the world's largest retailer. You'll lead significant engineering initiatives end-to-end, translating business goals into robust, maintainable mobile solutions built on GraphQL and Node.js.
You'll own the technical design and implementation of distributed systems, integrating seamlessly with large-scale backend APIs while upholding the highest standards for performance, security, and reliability. Working cross-functionally with Product, Design, Backend, and Platform teams, you'll drive cohesive transaction flows from concept to production.
Above all, you'll embody Walmart's values bringing integrity, accountability, and engineering excellence to everything you ship. **Immigration Sponsorship support will NOT be available for this
position*
About the team:
The Transactions Cart Team is part of the Pre-Purchase Organization within Customer Experience Platforms, dedicated to delivering fast, reliable, and seamless checkout journeys across Walmart’s mobile experiences. The team manages essential pre-purchase and cart functions, including cart review, promotions, payments, and order placement, ensuring smooth transaction completion at scale. Collaborating closely with Product, Design, Payments, and Backend Platform teams, the group focuses on reducing friction, enhancing conversion, and maintaining high reliability. This team plays a vital role in shaping the customer experience before order placement while supporting innovation and performance demands.
  What you'll do:

• Build and scale high‑performance  cart experiences for Walmart, the world’s largest retailer.
• Drive  technical design, architecture, and implementation using GraphQL, NodeJS, and modern design patterns.
• Collaborate closely with Product, Design, Backend, and Platform teams to deliver end‑to‑end transaction flows.
• Own production stability and reliability by troubleshooting issues, performing root‑cause analysis, and preventing recurrence across devices.
• Design and integrate Node JS, Graphql solutions with large‑scale distributed backend systems using REST and GraphQL APIs.
• Lead and participate in design reviews and code reviews, ensuring high standards for performance, security, and maintainability.
• Provide technical guidance and mentorship, contributing to engineering best practices across the team.

What you'll bring:

• 5+ years of experience building software applications using NodeJS and GraphQL.
• Proven expertise in object-oriented programming and documentation-based coding practices.
• Strong experience with JavaScript, TypeScript, Python, and related technologies including Node.js.
• Demonstrated ability to deliver scoped features through collaborative engineering teams using iterative development.
• Proficiency in code review, debugging, and continuous integration/deployment processes.
• Experience integrating AI/ML components and leveraging generative AI tools to enhance software solutions.
• Solid understanding of scalable, secure, and maintainable software design aligned with platform objectives.
• Effective communication skills to collaborate with cross-functional teams and translate business needs into technical requirements.
• Commitment to engineering excellence, continuous improvement, and mentoring peers.

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.