Principal, Software Engineer - Java

Position Summary

What you'll do...

The Principal, Software Engineer leads platform engineering efforts by delivering scalable, cloud-native solutions and reusable infrastructure components that support long-term technical roadmaps. This role drives the full software development lifecycle across multiple teams, integrating AI/ML capabilities and ensuring system reliability and performance. The position requires strategic technical leadership, mentorship, and collaboration with cross-functional stakeholders to translate complex business needs into effective software architectures.

The Principal Engineer champions innovation, continuous improvement, and adherence to high standards of quality, integrity, and operational excellence within a dynamic engineering environment.

The Global Integrated Fulfillment (GIF) team advances Walmart's ability to position inventory closer to customers, enabling faster, more efficient order fulfillment. Within the Picking domain, the team supports essential Store Fulfillment operations such as item picking, pick path optimization, exception handling, and store exit processes. By providing clear direction, architectural leadership, and adherence to best engineering practices, the team ensures systems are resilient, scalable, and seamlessly integrated with other fulfillment functions.

Their work drives continuous transformation to meet evolving business demands with reliability and operational excellence.

• Lead platform engineering efforts to deliver scalable infrastructure, reusable tooling, and AI/ML frameworks aligned with strategic roadmaps.
• Drive full software development lifecycle across multiple teams, ensuring high availability, fault tolerance, and real-time data processing.
• Architect and integrate intelligent AI-enhanced applications using cloud-native principles and model-driven design.
• Provide technical leadership and mentorship, promoting engineering excellence and standardization across teams.
• Collaborate with stakeholders to translate business needs into actionable technical requirements and measurable outcomes.
• Own technical decisions, ensuring quality, reliability, and alignment with long-term system goals.
• Foster continuous improvement by adopting new technologies and optimizing processes.

• Proficiency in cloud-native architecture and distributed system design ensuring high availability and fault tolerance.
• 10+ years of hands-on software engineering experience building scalable, distributed systems using Java (JDK 21), Spring, and Spring Boot, with strong expertise in Domain-Driven Design (DDD) and modern architecture patterns.
• Deep data platform expertise across SQL, No
  
  SQL, and NewSQL technologies (Cosmos DB, Cassandra, Spanner), with a strong understanding of distributed system design.
• Proven mentorship skills providing strategic guidance and fostering engineering excellence across teams and scaff.
• Excellent problem-solving capabilities with a focus on aligning technical solutions to business objectives.
• Effective collaboration and communication skills to engage cross-functional stakeholders and drive innovation.

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.…