(USA) Senior, Software Engineer

Reference: R
- Posted:

Location:
BENTONVILLE, AR, United StatesSalary: $90000
- $ /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 do
Ensure 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, HTTP, 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 Tec