Principal, Software Engineer, Backend

Company: Walmart
Location: Farmington
Posted on: January 28, 2026

Job Description:

At Walmart Inc., a leader in global retail, we are seeking a seasoned Principal Software Engineer specializing in Backend development to enhance our IT & Data Management team. Located at our headquarters in Bentonville, Arkansas, this role engages in developing robust, scalable, and efficient backend solutions that drive our vast retail operations. As a Principal Engineer, you will lead the design and implementation of systems that support both our e-commerce platforms and physical stores, contributing to the innovation that Walmart is known for worldwide. Design and develop high-volume, low-latency applications for mission-critical systems, delivering high-availability and performance. Contribute in all phases of the development lifecycle from concept to deployment and maintenance. Write well-designed, testable, efficient code and lead code reviews. Ensure the design and architecture adhere to enterprise standards, processes, and policies. Collaborate with frontend developers, project managers, and architects to meet technical and business requirements. Analyze and improve efficiency, scalability, and stability of various system resources. Mentor junior developers and promote software development best practices. Expertise in Java, Python, or Node.js Strong understanding of SQL and NoSQL databases Familiarity with cloud services (AWS, Azure, Google Cloud) Experience with Docker and Kubernetes Strong understanding of RESTful APIs and microservices architecture Knowledge of continuous integration/continuous deployment (CI/CD) processes Medical Insurance Dental Insurance Vision Insurance Life Insurance 401k Certified Kubernetes Administrator (CKA) AWS Certified Solutions Architect Oracle Certified Professional, Java SE 8 Programmer

Keywords: Walmart, Fort Smith , Principal, Software Engineer, Backend, IT / Software / Systems , Farmington, Arkansas