(USA) Senior, Software Engineer - Back End

Reference: R-2470480Posted: 2026-09-10Location: BENTONVILLE, AR, United StatesSalary: $90000 - $180000/yearType: Full time / Regular/PermanentCompany: WalmartBusiness Segment: Home OfficeImmigration sponsorship is not available for this role. Applicants must be authorized to work for any employer in the United States without current or future visa sponsorship.This is a full-time, onsite role at our Bentonville, AR office. This position is not eligible for remote work. 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.What you'll doEnsure high availability of fulfillment systems supporting pickup and deliveryReduce order failures, delays, and customer-impacting issuesImprove operational efficiency through automation and proactive monitoringEnable seamless coordination between systems handling orders, inventory, and last-mile deliveryOwn L2/L3 production support for online fulfillment systems, including order management, pickup, and delivery workflowsAct as the technical escalation point for critical incidents, driving resolution with urgency and clear stakeholder communicationPerform deep root cause analysis (RCA) and partner with engineering teams to implement permanent fixesAnalyze production issues at code, infrastructure, and data levels to identify failure patterns and systemic gapsBuild and enhance monitoring, alerting, and observability solutions to detect issues before customer impactDesign and develop automation tools and scripts to reduce manual intervention and improve operational efficiencySupport 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 environmentCollaborate with product, engineering, and operations teams to improve end-to-end fulfillment reliability and customer experienceSupport production releases, including code deployments, configuration changes, and validation in production and staging environmentsMaintain and continuously improve runbooks, knowledge base, and support documentationDrive continuous improvement initiatives to reduce incident volume and improve system resilienceContribute to architecture and design discussions, especially around reliability, scalability, and supportabilityWhat you'll bringStrong problem-solving skills with the ability to debug complex distributed systems under pressureAbility to anticipate failure scenarios and proactively implement preventive solutionsExcellent communication skills to work effectively with cross-functional and global teamsHigh ownership mindset with the ability to balance support and development responsibilitiesStrong focus on customer experience, system uptime, and operational excellence8–10+ years of experience in software engineering with strong exposure to production support / SRE / DevOps environmentsProven experience supporting high-scale, customer-facing applications, preferably in eCommerce or fulfillment domainsHands-on expertise in incident management, RCA, and production troubleshootingStrong coding skills with the ability to debug and fix issues at source code levelExperience working in agile, fast-paced, and globally distributed teamsTechnical Skills & TechnologiesBackend & Application DevelopmentStrong programming skills in Java (preferred) or PythonExperience with Spring Boot / microservices architectureCloud & InfrastructureCloud platforms (Microsoft Azure preferred)Containers (Docker) and orchestration (Kubernetes)Data & MessagingMessaging systems (Kafka)Strong database skills (MSSQL, SQL queries, stored procedures)Experience with NoSQL databases (e.g., Azure Cosmos DB, key-value stores)Monitoring & ObservabilityHands-on experience with Splunk, Dynatrace, or similar APM toolsExpertise in logging, tracing, and alerting frameworksNetworking & SystemsSolid understanding of TCP/IP, DNS, load balancing, distributed systemsAutomation & ToolsExperience building automation scripts/tools to improve operational efficiencyFamiliarity with CI/CD pipelines and release management processesNice to HaveExperience in Online Fulfillment / Retail / Last-Mile Delivery systemsKnowledge of order lifecycle systems, inventory, and dispatch optimizationExposure to SRE principles (SLIs, SLOs, error budgets)Experience with chaos engineering or resilience testingAbout Walmart Global TechImagine working in an environment where one line of code can make life easier for hundreds ofmillions of people. That’s what we do at Walmart Global Tech. We’re a team of software engineers, data scientists, cybersecurity experts and service professionals within the world’s leading retailer who make an epic impact and are at the forefront of the next retail disruption. People are why we innovate, and people power our innovations. We are people-led and tech-empowered. We train our team in the skillsets of the future and bring in experts like you to help us grow. We have roles for those chasing their first opportunity as well as those looking for the opportunity that will define their career. Here, you can kickstart a great career in tech, gain new skills and experience for virtually every industry, or leverage your expertise to innovate at scale, impact millions and reimagine the future of retail.Walmart’s culture is a competitive advantage, and it’s fostered by being together. Working together in person allows us to collaborate, 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. Our hubs: Walmart is a global company with offices across the United States and around the world. Our global headquarters is in Bentonville, Arkansas, with primary hubs in the San Francisco Bay area and New York/New Jersey. Benefits:Benefits: Beyond our great compensation package, you can receive incentive awards for your performance. Other great perks include 401(k) match, stock purchase plan, paid maternity and parental leave, PTO, multiple health plans, and much more.Equal Opportunity Employer:Walmart, Inc. is an Equal Opportunity Employer – By Choice. We believe we are best equipped to help our associates, customers and the communities we serve live better when we really know them. That means understanding, respecting and valuing unique styles, experiences, identities, ideas and opinions – while being inclusive of all people.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. Programs range from high school completion to bachelor's degrees, including English Language Learning and short-form certificates. Tuition, books, and fees are completely paid for by Walmart. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to a specific plan or program terms. For information about benefits and eligibility, see One.Walmart. The annual salary range for this position is $90,000.00 - $180,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include : - StockSummaryWe are looking for Operational Lead who will be required to solve critical problems for Global Integrated Fulfillment application Production Support function. This Global Integrated Fulfillment function provides software solutions to Walmart associates for Picking and Dispense while serving our customers across chain of stores. This role would be part of a team with rotational shifts in order to provide 24/7 support.Minimum qualifications["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."]Preferred qualifications["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.", "We value candidates with a 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. The ideal candidate would have 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."]