USA – Staff - Software Engineer

Position Summary...

What you'll do...

Staff Software Engineer — Advertising Experiences Web (Glass Front-End)
Location: Sunnyvale, CA (in-office)
Organization: Growth & Advertising
Team: Advertising Experiences Web (Desktop & Mobile) — Glass Front-End & Back-End for Walmart.com
  **Immigration Sponsorship support will NOT be available for this
position**
About the team
The Advertising Experiences Web team owns and builds the end-to-end ads experience on Walmart.com across desktop and mobile web. We build and operate the Glass front-end ad experiences and the supporting platform capabilities that enable high-quality, performant, and measurable advertising outcomes at Walmart scale.

What you’ll do

• Design, develop, and debug next-level ad products and platform capabilities that serve across Walmart digital surfaces (on- and off-property), with a strong focus on customer experience, performance, and reliability.
• Lead the design, development, and maintenance of Ads API microservices that deliver display, sponsored, and search ads on Walmart platforms.
• Drive the evolution of Advertising Platform orchestration and arbitration architecture, partnering with platform and product teams to improve scalability, latency, and decision quality.
• Provide technical direction and architecture leadership for the Advertising Experiences Web team, including setting standards for quality, observability, and operational excellence.
• Contribute to a unified Ads UI/component library that powers Walmart’s adaptive web environment (desktop + mobile), improving reuse and consistency across ad experiences.
• Lead initiatives around ads inventory optimization and redesign to improve customer experience and ad effectiveness.
• Analyze business and advertising metrics to identify, track, and resolve issues related to ad serving, delivery, pacing, and user experience.
• Use A/B test results and customer feedback to diagnose issues, propose improvements, and validate outcomes through experimentation and measurement.
• Own delivery across the SDLC: design, implementation, testing, release, and production operations; influence development/test/prod environment setup and deployment practices.
• Create and maintain high-quality software artifacts (design docs, RFCs, runbooks, dashboards, postmortems) and deliver well-scoped releases of software components.

Required qualifications

• Experience designing and implementing REST and GraphQL services using Node.js and Java.
• Experience designing and building UI components and user experiences using React, Next.js, and/or Svelte.
• Experience in frontend engineering with TypeScript, JavaScript, HTML, and CSS, including responsive design and cross-browser compatibility.
• Experience building and deploying scalable microservices to cloud platforms (e.g., Azure, GCP) using Kubernetes.
• Experience designing and operating data storage solutions using MySQL, and writing complex SQL; experience querying analytics data (e.g., BigQuery).
• Experience troubleshooting and performance analysis using tools such as Splunk and Dynatrace.
• Experience building CI/CD pipelines and release automation using tools such as Docker, Maven, Webpack, and npm.
• Experience with automated testing frameworks such as Jest, JUnit, and Mockito and a strong commitment to engineering quality.
• Experience with high-scale ad serving systems, marketplace/e-commerce platforms, or real-time decisioning systems.
• Experience with experimentation platforms and statistical interpretation of A/B test results.
• Strong operational excellence: SLOs/SLIs, alerting strategy, incident response, and post-incident learning.

Staff-level expectations (scope & impact)

• Sets technical direction for a problem space (web ad experiences + supporting services), influencing designs across multiple teams.
• Drives alignment on architecture and standards (performance, reliability, privacy/security-by-design, testing, observability).
• Mentors senior engineers and raises the bar through design reviews, code reviews, and pragmatic coaching.
• Owns ambiguous problems end-to-end and delivers measurable outcomes (latency, revenue impact, engagement, quality, stability).

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 :
- 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 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...

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.