(USA) Senior, Software Engineer

Walmart•Bentonville, AR

1d•Onsite

About The Position

We are looking for an Operational Lead who will be required to solve critical problems for the Global Integrated Fulfillment application Production Support function. This function provides software solutions to Walmart associates for Picking and Dispense while serving customers across a chain of stores. This role would be part of a team with rotational shifts to provide 24/7 support. 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. At Walmart Global Tech, we are a team of software engineers, data scientists, cybersecurity experts, and service professionals within the world's leading retailer, making an epic impact and at the forefront of the next retail disruption. We are people-led and tech-empowered, training our team in future skillsets and bringing in experts to help us grow. We offer roles for those chasing their first opportunity as well as those looking for a career-defining opportunity, allowing you to innovate at scale, impact millions, and reimagine the future of retail. Walmart’s culture is a competitive advantage, fostered by in-person collaboration to align quickly and innovate with greater speed. We use our campuses to create purposeful connection rooted in deepening understanding and investing in the development of our associates. Walmart is a global company with offices across the United States and around the world, with global headquarters in Bentonville, Arkansas, and primary hubs in the San Francisco Bay area and New York/New Jersey. Fifty years ago, Sam Walton started a single mom-and-pop shop and transformed it into the world's biggest retailer. Our commitment to helping customers save money so they can live better remains consistent. Today, we're reinventing the shopping experience, and our associates are at the heart of it, playing a crucial role in shaping the future of retail and improving millions of lives around the world.

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, RCA, and production troubleshooting
Strong coding skills with the ability to debug and fix issues at source code level
Experience working in agile, fast-paced, and globally distributed teams
Strong programming skills in Java (preferred) or Python
Experience with Spring Boot / microservices architecture
Cloud platforms (Microsoft Azure preferred)
Containers (Docker) and orchestration (Kubernetes)
Messaging systems (Kafka)
Strong database skills (MSSQL, SQL queries, stored procedures)
Experience with NoSQL databases (e.g., Azure Cosmos DB, key-value stores)
Hands-on experience with Splunk, Dynatrace, or similar APM tools
Expertise in logging, tracing, and alerting frameworks
Solid understanding of TCP/IP, HTTP, DNS, load balancing, distributed systems
Experience building automation scripts/tools to improve operational efficiency
Familiarity with CI/CD pipelines and release management processes
Option 1: 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.
Option 2: 5 years’ experience in software engineering or related area.

Nice To Haves

Experience in Online Fulfillment / Retail / Last-Mile Delivery systems
Knowledge of order lifecycle systems, inventory, and dispatch optimization
Exposure to SRE principles (SLIs, SLOs, error budgets)
Experience with chaos engineering or resilience testing
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.
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 supporting an inclusive culture following Walmart’s accessibility standards and guidelines.

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
Act as the technical escalation point for critical incidents, driving resolution with urgency and clear stakeholder communication
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
Build and enhance monitoring, alerting, and observability solutions to detect issues before customer impact
Design and develop automation tools and scripts to reduce manual intervention and improve operational efficiency
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
Collaborate with product, engineering, and operations teams to improve end-to-end fulfillment reliability and customer experience
Support production releases, including code deployments, configuration changes, and validation in production and staging environments
Maintain and continuously improve runbooks, knowledge base, and support documentation
Drive continuous improvement initiatives to reduce incident volume and improve system resilience
Contribute to architecture and design discussions, especially around reliability, scalability, and supportability

Benefits

Incentive awards for your performance
401(k) match
Stock purchase plan
Paid maternity and parental leave
PTO
Multiple health plans (medical, vision, dental coverage)
Competitive pay
Performance-based bonus awards
Company-paid life insurance
Family care leave
Bereavement
Jury duty
Voting
Short-term and long-term disability
Company discounts
Military Leave Pay
Adoption and surrogacy expense reimbursement
Live Better U (Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities, covering tuition, books, and fees for programs from high school completion to bachelor's degrees, including English Language Learning and short-form certificates)