Software Engineer III

Walmart • Sunnyvale, CA

3d • $117,000 - $234,000 • Onsite

About The Position

As a Software Engineer III at Walmart, you will design, build, and scale high-impact systems across backend services, automation frameworks, and GenAI-powered engineering tools. You will work across complex distributed systems, native mobile and web automation, and AI-driven workflows that accelerate engineering productivity across Walmart’s global Supply Chain ecosystems. This role is ideal for engineers who thrive in fast-paced, cross-functional environments and enjoy solving deep technical problems with high ownership.

Requirements

• 5+ years of experience in Full stack engineering, automation, or quality engineering.
• Bachelor’s or master’s degree in computer science or related field.
• Strong experience with Java and Python, or similar languages.
• Hands-on experience with REST/GraphQL APIs, distributed systems, and backend automation with RestAssured.
• Experience with mobile/web automation frameworks (Appium, XCUI Test, Selenium, Playwright).
• Strong working knowledge of SQL and No-SQL persistence approaches
• Strong understanding of system integration, debugging, and performance optimization.
• Excellent communication, collaboration, and problem-solving skills.
• Applicants must be authorized to work for any employer in the United States without current or future visa sponsorship.

Nice To Haves

• Experience building or integrating GenAI-powered applications, agents, or workflows.
• Experience designing automation frameworks for Native, Web, or Backend platforms.
• Experience with large-scale eCommerce, retail, or customer-facing systems.
• Strong understanding of quality engineering principles, test strategy, and defect management.
• Master’s degree in Computer Science, Computer Engineering, Computer Information Systems, Software Engineering, or related area.
• 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.
• 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.

Responsibilities

• Build and integrate AI-powered agents, workflows, and automation systems using modern GenAI frameworks and APIs.
• Develop intelligent tools that improve engineering productivity, defect detection, and operational efficiency.
• Partner with engineering, product, and platform teams to scale GenAI adoption across the organization.
• Design, develop, and maintain high-scale backend services, REST APIs, and automation pipelines.
• Build scripts, tools, and services that improve engineering efficiency and reduce manual effort.
• Ensure backend systems meet availability, scalability, performance, and security requirements.
• Integrate telemetry, monitoring, and CI/CD best practices into backend services.
• Build and maintain end-to-end automation frameworks for backend, web, and native mobile platforms.
• Write and automate test plans, test cases, and regression suites for large-scale Warehouse Management/eCommerce applications.
• Execute functional, integration, regression, and performance testing across platforms.
• Troubleshoot automation failures and collaborate with cross-functional teams to resolve issues.
• Improve and optimize the software development lifecycle through automation and tooling.
• Track program metrics, report progress, and ensure adherence to milestones and quality standards.
• Perform root-cause analysis, defect management, and regression testing.
• Drive continuous improvement across engineering processes, tools, and automation pipelines.
• Monitor application performance, logs, telemetry, and system health.
• Perform maintenance, debugging, and re-engineering activities across backend and QE systems.
• Evaluate change requests and ensure compliance with security, quality, and operational standards.

Benefits

• 401(k) match
• stock purchase plan
• paid maternity and parental leave
• PTO
• multiple health plans
• performance-based bonus awards
• medical coverage
• vision coverage
• dental coverage
• company-paid life insurance
• family care leave
• bereavement
• jury duty
• voting leave
• short-term and long-term disability
• company discounts
• Military Leave Pay
• adoption and surrogacy expense reimbursement
• PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes
• Walmart-paid education benefit program (Live Better U) for full-time and part-time associates

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level