Senior, Software Engineer - Python

Position Summary...

What you'll do...

Role summary:

As a Senior Software Engineer, you will lead the delivery of scoped features and solutions by collaborating with cross-functional teams to develop, test, and maintain high-quality software systems. This role requires expertise in software development lifecycle, AI/ML integration, and technical design to build scalable, secure, and maintainable platforms. You will drive continuous improvement, mentor peers, and ensure alignment with business objectives while applying sound technical judgment.

Your contributions will support innovation, operational excellence, and the delivery of reliable, customer-focused software solutions.

About the team:

The Marketing Technology Engineering Team develops a scalable, multi-tenant platform supporting Walmart U.S., International, Sam's Club, and B2B operations. The team builds autonomous AI-driven marketing content systems across multiple channels, ensuring enterprise-grade governance and compliance. It designs metadata-first, event-driven services for asset tracking, auditability, and seamless integration. By utilizing continuous feedback loops, the team enhances AI model quality and collaborates closely with product, design, legal, and business teams to deliver secure, extensible systems that support global marketing initiatives.

What you'll do:

* Own feature and model delivery through collaborative teams, managing implementation, iteration, testing, and support.

* Write clean, efficient, and reliable code across multiple languages, driving full software development lifecycle including CI/CD and automated testing.

* Integrate AI and ML components to enhance software intelligence using internal and external APIs.

* Assist in converting high-level designs into detailed, scalable, and maintainable solutions aligned with platform objectives.

* Conduct code reviews, debugging, and defect management to ensure quality and performance.

* Collaborate with stakeholders to translate business needs into technical requirements and measurable outcomes.

* Monitor application performance and support integration and delivery practices.

* Mentor peers, share knowledge, promote engineering best practices for continuous improvement.

What you'll bring:

* Proven expertise in object-oriented programming and documentation-based coding practices.

* Strong experience delivering scoped features or models through collaborative engineering teams.

* Proficiency in debugging, code review, and continuous development with a focus on quality and reliability.

* Ability to design scalable, secure, and maintainable software systems aligned with platform objectives.

* Skilled in integrating AI/ML components and leveraging generative AI tools to enhance development.

* Demonstrated problem-solving skills and technical judgment for informed decision-making.

* Experience with CI/CD pipelines, automated testing, and program monitoring.

* Effective collaboration and clear communication with cross-functional teams and stakeholders.

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  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,…