Senior, Software Engineer (Backend)

Walmart•Sunnyvale, CA

20h•$117,000 - $234,000•Onsite

About The Position

Walmart is seeking a Senior Software Engineer to lead the delivery of scalable, secure software solutions through collaborative engineering teams. This role involves managing the full software development lifecycle, including design, implementation, testing, and ongoing support of services, APIs, and AI/ML components. The successful candidate will apply strong technical judgment, drive continuous improvement, and engage with stakeholders to translate complex requirements into effective solutions. This position requires expertise in modern programming languages, DevOps practices, and a commitment to engineering excellence aligned with Walmart’s strategic objectives. Our team works closely with our US stores and eCommerce business to better serve customers by empowering team members, stores, and merchants with technological innovation. From groceries and entertainment to sporting goods and crafts, Walmart U.S. offers an extensive selection that our customers value, whether they shop online at Walmart.com, through one of our mobile apps, or in-store. Focus areas include customers, stores and employees, in-store service, merchant tools, merchant data science, and search and personalization. The Walmart Item Orchestrator team is seeking a Senior Software Engineer to join our dynamic and talented group. You'll collaborate with passionate engineers to deliver a top-tier site experience that scales to handle millions of queries per second across billions of items. As a team, we innovate and build features on technologies such as Java, Rust, reactive programming, Kafka, Cassandra, caching, Resilience4J, and Kubernetes. Our focus is on delivering high-throughput, low-latency systems where every millisecond matters.

Requirements

Proven expertise in object-oriented programming and documentation-based coding practices.
Strong experience delivering scoped features and managing full software development lifecycle including CI/CD and automated testing.
Proficiency in debugging, code review, and continuous development methodologies.
Ability to design scalable, secure, and maintainable software solutions aligned with platform and business objectives.
Experience integrating AI/ML components and leveraging generative AI tools to enhance development efficiency.
Demonstrated technical judgment with sound decision-making and adaptability to evolving technologies.
Effective collaboration skills with cross-functional teams and commitment to engineering excellence.
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.
5 years’ experience in software engineering or related area.

Nice To Haves

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.
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.
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.

Responsibilities

Own scoped feature and model delivery through collaborative engineering teams, ensuring alignment with platform and system objectives.
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 and development innovation.
Participate in solution design, evaluating trade-offs and ensuring scalable, secure, and maintainable systems.
Conduct code reviews, debugging, and defect management to maintain high-quality deliverables.
Collaborate cross-functionally to translate business needs into technical requirements and measurable outcomes.
Monitor application performance and support continuous improvement through proactive testing and observability.