Walmart Global Tech | Global Time & Attendance (GTA)
Position Overview
Walmart 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 Team
The 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 Do
Technical 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 Bring
Required 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.
About Walmart Global Tech
At Walmart Global Tech, we're building technology that impacts millions of people every day. Our engineers solve complex challenges at enterprise scale, combining modern software engineering, cloud technologies, and automation to power the world's leading retailer.
We are people-led and tech-empowered.
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 https://one.walmart.com/notices.
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 $110,000.00 - $220,000.00
Additional compensation includes annual or quarterly performance bonuses.
Additional compensation for certain positions may also include :
- Stock
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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 AmericaWalmart and its subsidiaries are committed to maintaining a drug-free workplace and has a no tolerance policy regarding the use of illegal drugs and alcohol on the job. This policy applies to all employees and aims to create a safe and productive work environment.Skills Required
- Bachelor's degree in computer science, computer engineering, computer information systems, software engineering, or a related area and 4 years of software engineering experience; alternatively, 6 years of software engineering or related experience.
- 6+ years of experience in software engineering, production engineering, SRE, or platform engineering.
- Hands-on troubleshooting and debugging 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.
- Understanding of microservices, REST APIs, distributed systems, and application performance.
- Ability to independently investigate, implement, test, and deploy technical solutions.
- Experience optimizing PostgreSQL and Cosmos DB.
- Experience with Walmart Cloud Native Platform, 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.
- Master's degree in computer science, computer engineering, computer information systems, software engineering, or a related area and 2 years of software engineering experience.
- Knowledge of WCAG 2.2 AA standards, assistive technologies, and digital accessibility best practices.
Walmart Global Tech Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Walmart Global Tech and has not been reviewed or approved by Walmart Global Tech.
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Strong & Reliable Incentives — Compensation packages typically include base pay, performance bonuses, and stock awards, with access to an employee stock purchase plan. Feedback suggests annual bonus structures and stock grants are a consistent part of total compensation in many roles.
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Retirement Support — Retirement offerings include a company 401(k) match and stock purchase options that support long‑term savings. Feedback suggests these programs are a notable strength within the overall package.
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Parental & Family Support — Family benefits feature paid parental leave and adoption assistance, alongside tax‑advantaged accounts for healthcare spending. Feedback suggests these supports contribute meaningfully to perceived total rewards value.
Walmart Global Tech Insights
What We Do
Walmart has a long history of transforming retail and using technology to deliver innovations that improve how the world shops and empower our 2.2 million associates. It began with Sam Walton and continues today with Global Tech associates working together to power Walmart and lead the next retail disruption. We’re a high-performing, primarily virtual workforce that is human-led and tech-empowered. Our world-class software engineers, data scientists and engineers, cybersecurity professionals, product managers and business service professionals work with top talent on cutting-edge technologies that create unique and innovative experiences for our associates, customers and members across Walmart, Sam’s Club and Walmart International. At Walmart Global Tech, one line of code or bold idea can make life easier for hundreds of millions of people – talk about epic impact at a global scale.
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