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Position Summary...

Our engineering team builds Walmart’s core AI platform, powering seamless, intelligent customer experiences at massive scale. We operate at the intersection of modern Python microservices, advanced cloud AI integrations, and top-tier observability practices. In this role, you’ll collaborate cross-functionally to deliver robust, efficient, and secure platform solutions—directly influencing Walmart’s digital transformation.

What you'll do...

Position Summary

Join Walmart’s high-impact AI Platform team as a Senior Software Engineer, driving the next generation of multimodal, LLM-powered experiences. This is a unique opportunity to lead projects that blend cutting-edge AI, cloud infrastructure, and scalable backend engineering—all while shaping solutions used by millions. If you’re passionate about delivering innovative technology with real-world impact, we want to meet you.

About the AI Platform Engineering Team

Our engineering team builds Walmart’s core AI platform, powering seamless, intelligent customer experiences at massive scale. We operate at the intersection of modern Python microservices, advanced cloud AI integrations, and top-tier observability practices. In this role, you’ll collaborate cross-functionally to deliver robust, efficient, and secure platform solutions—directly influencing Walmart’s digital transformation.

What You’ll Do

+ Lead design, implementation, and optimization of backend services for AI/ML workflows

+ Develop and scale LLM integration layers, vector search, and embedding pipelines

+ Oversee robust error handling, retries, caching, and observability (metrics, logging, tracing)

+ Drive code quality through reviews, testing, and CI/CD best practices

+ Partner on system architecture and technical decisions with engineering and product teams

What You’ll Bring

+ 5+ years of advanced Python development (async/await); strong API experience (FastAPI, Django, or similar)

+ Proven experience with LLMs, prompt engineering, and vector databases

+ Expertise in cloud platforms (Azure, GCP, or AWS) and distributed systems

+ Strong testing background (pytest/unit/integration); observability tooling proficiency

+ Familiarity with front-end development (JavaScript/HTML) and security best practices for AI platforms

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 $90,000.00-$180,000.00

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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 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...

14901 Quorum Dr, Dallas, TX 75254-7521, United States of America

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.