(USA) Senior, Software Engineer

Walmart•Bentonville, AR

About The Position

The Senior Software Engineer Full Stack supports and enhances mission-critical systems powering Online Fulfillment, including Pickup and Delivery workflows. The role combines software engineering with production support, focusing on system reliability, scalability, and customer experience. The engineer helps ensure seamless order processing, real-time inventory accuracy, and last-mile delivery execution by identifying risks, resolving production issues, and building automation to prevent recurrence. The team works with product, project, and business partners to deliver high-quality solutions that meet evolving business needs while maintaining operational excellence. The role includes owning L2/L3 production support, conducting root cause analysis, troubleshooting across code, infrastructure, and data, and supporting high-availability systems. Participation in on-call rotations and response to high-severity incidents are required.

Requirements

5+ years of full-stack software development experience.
8–10+ years of software engineering experience, with strong exposure to production support, SRE, or DevOps environments.
Strong problem-solving skills and ability to debug complex distributed systems under pressure.
Ability to anticipate failure scenarios and implement preventive solutions.
Excellent communication skills for working effectively with cross-functional and global teams.
High ownership mindset and ability to balance support and development responsibilities.
Focus on customer experience, system uptime, and operational excellence.
Proven experience supporting high-scale, customer-facing applications; eCommerce or fulfillment experience is preferred in the description.
Hands-on expertise in incident management and production troubleshooting.
Bachelor’s degree in computer science, computer engineering, computer information systems, software engineering, or a related area plus 3 years of software engineering or related experience; alternatively, 5 years of software engineering or related experience.

Nice To Haves

Master’s degree in computer science, computer engineering, computer information systems, software engineering, or a related area and 1 year of software engineering or related experience.
Background creating inclusive digital experiences, including knowledge of WCAG 2.2 AA standards, assistive technologies, and digital accessibility best practices.

Responsibilities

Ensure high availability of fulfillment systems supporting pickup and delivery.
Reduce order failures, delays, and customer-impacting issues.
Improve operational efficiency through automation and proactive monitoring.
Enable coordination between systems handling orders, inventory, and last-mile delivery.
Own L2/L3 production support for online fulfillment systems, including order management, pickup, and delivery workflows.
Perform deep root cause analysis and partner with engineering teams to implement permanent fixes.
Analyze production issues at code, infrastructure, and data levels to identify failure patterns and systemic gaps.
Support high-availability systems, minimizing downtime and enabling rapid recovery.
Participate in on-call rotations and handle high-severity incidents.

Benefits

Medical, vision, and dental coverage.
401(k).
Stock purchase plan.
Company-paid life insurance.
Paid time off, including sick leave, parental leave, family care leave, bereavement leave, jury duty, and voting leave.
Short-term and long-term disability.
Company discounts.
Military Leave Pay.
Adoption and surrogacy expense reimbursement.
PTO and/or PPTO for vacation, sick leave, holidays, or other purposes.
Live Better U, a Walmart-paid education benefit program for eligible associates.
Performance-based annual or quarterly bonuses.
Stock may be included as additional compensation for certain positions.