Position Summary...What you'll do...Walmart Global Tech | Global Time & Attendance (GTA)Position OverviewWalmart Global Tech is seeking a hands-on Staff Software Engineer to join our Global Time & Attendance (GTA) team. This role focuses on the technical execution, optimization, and reliability of mission-critical applications supporting millions of Walmart associates globally.
The ideal candidate is a strong software engineer with deep expertise in production operations, database optimization, Kubernetes, cloud infrastructure, and automation. This individual will actively investigate and resolve complex technical challenges, implement performance improvements, and develop AI-powered automation to improve platform reliability and operational efficiency.
This is a hands-on engineering position requiring direct technical involvement in coding, troubleshooting, infrastructure optimization, and production problem resolution.About the TeamThe GTA team develops and operates enterprise-scale applications that power Walmart's global workforce management capabilities. Our engineering priorities include high availability, operational excellence, platform modernization, and intelligent automation.
What You'll DoTechnical Operations & Reliability- Troubleshoot and resolve complex production issues across applications, infrastructure, and databases.
- Analyze system performance, identify bottlenecks, and implement sustainable technical solutions.
- Configure and improve monitoring, alerting, observability, and operational dashboards.
- Execute reliability improvements to reduce recurring incidents, improve MTTR, and increase platform availability.
Cloud Infrastructure & Kubernetes- Perform hands-on Kubernetes pod management, troubleshooting, configuration, and resource optimization within Walmart Cloud Native Platform (WCNP).
- Investigate pod failures, memory and CPU utilization, scaling issues, and deployment failures.
- Implement improvements to resource allocation, workload performance, and cloud infrastructure efficiency.
- Support application deployments, infrastructure changes, and cloud-native platform optimization.
Database Optimization- Analyze and optimize database queries, indexes, execution plans, and application database interactions focused on PostgreSQL and CosmosDB
- Troubleshoot database performance issues, connection pooling, locking, and resource contention.
- Implement database tuning and performance improvements to support high-volume workloads.
- Develop scripts and automated processes for database health monitoring and optimization.
Incident, Problem & Change Management- Actively participate in and resolve critical production incidents through hands-on technical investigation.
- Perform root cause analysis, implement corrective actions, and eliminate recurring problems.
- Execute and validate production changes following ITIL-aligned change management practices.
- Improve operational procedures, deployment readiness, and production stability.
Software Development, AI & Automation- Write and maintain code, scripts, APIs, and automation tools to solve operational challenges.
- Build AI-assisted solutions for log analysis, incident investigation, troubleshooting, and operational efficiency.
- Automate repetitive production activities, system health checks, and remediation workflows.
- Develop and improve CI/CD pipelines and engineering workflows.
- Apply software engineering best practices to improve application maintainability, scalability, and reliability.
Engineering Collaboration & Technical Excellence- Work directly with application development, infrastructure, database, and platform engineering teams to diagnose and resolve complex issues.
- Contribute code changes, performance fixes, and infrastructure improvements.
- Share technical expertise, mentor engineers, and contribute to engineering standards.
- Take end-to-end ownership of technical problems, from investigation through implementation and validation.
What You'll BringRequired Qualifications- 6+ years of experience in software engineering, production engineering, SRE, or platform engineering.
- Strong hands-on troubleshooting and debugging skills across distributed enterprise applications.
- Experience with Kubernetes, containerized workloads, pod management, and cloud-native infrastructure.
- Strong SQL skills, database performance tuning, and query optimization experience.
- Software development proficiency in Java, Python, Spring Boot, or similar technologies.
- Practical experience with ITIL Incident, Problem, and Change Management.
- Experience developing scripts, automation, and operational engineering tools.
- Strong understanding of microservices, REST APIs, distributed systems, and application performance.
- Ability to independently investigate, implement, test, and deploy technical solutions.
Preferred Qualifications- Experience with DB optimization including PostgreSQL and CosmosDB
- Experience with Walmart Cloud Native Platform (WCNP).
- Experience with Azure or Google Cloud Platform.
- Knowledge of Splunk, Grafana, Prometheus, and observability tools.
- Experience with Jenkins, GitHub, CI/CD, and Infrastructure as Code.
- Experience using GenAI, LLMs, or AI-assisted tools for software development and operational automation.
- Knowledge of SRE principles, SLOs, SLIs, and reliability engineering practices.
- Experience with high-volume, mission-critical enterprise applications.
Minimum Qualifications...Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.
Option 1: Bachelor's degree in computer science, computer engineering, computer information systems, software engineering, or related area and 4 years' experience in software engineering or related area.
Option 2: 6 years' experience in software engineering or related area.
Preferred Qualifications...Outlined below are the optional preferred qualifications for this position. If none are listed, there are no preferred qualifications.
Master's degree in Computer Science, Computer Engineering, Computer Information Systems, Software Engineering, or related area and 2 years' 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.
Primary Location...508 Sw 8Th St, Bentonville, AR 72712, United States of America
