Senior, Software Engineer

Walmart•Bentonville, AR

32d•$90,000 - $180,000•Onsite

About The Position

We are looking for a highly skilled Senior Software Engineer to support and enhance mission-critical systems powering Online Fulfillment, including Pickup and Delivery workflows. This role blends software engineering and production support, with a strong focus on system reliability, scalability, and customer experience. You will play a key role in ensuring seamless order processing, real-time inventory accuracy, and last-mile delivery execution by proactively identifying risks, resolving production issues, and building automation to prevent recurrence. This is a full-time, onsite role at our Bentonville, AR office. This position is not eligible for remote work. The Global Integrated Fulfillment function provides software solutions to Spark Shoppers for Picking and Delivering our customers orders. This role would be part of a team with rotational shifts in order to provide 24/7 support.

Requirements

Strong problem-solving skills with the ability to debug complex distributed systems under pressure
Ability to anticipate failure scenarios and proactively implement preventive solutions
Excellent communication skills to work effectively with cross-functional and global teams
High ownership mindset with the ability to balance support and development responsibilities
Strong focus on customer experience, system uptime, and operational excellence
8–10+ years of experience in software engineering with strong exposure to production support / SRE / DevOps environments
Proven experience supporting high-scale, customer-facing applications, preferably in eCommerce or fulfillment domains
Hands-on expertise in incident management and production troubleshooting
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

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 seamless 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 (RCA) 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, ensuring minimal downtime and rapid recovery (low MTTR)
Participate in on-call rotations and handle high-severity incidents in a fast-paced environment