Software Engineer III (Backend Java/Rust)

Immigration 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 based in Sunnyvale, CA; remote and hybrid options are not available.
Role Summary:
The Software Engineer III plays a critical role in designing, developing, and delivering scalable software solutions by collaborating with cross-functional teams including product management and user experience. This position involves troubleshooting complex issues, performing root cause analysis, and ensuring high-quality code through rigorous testing and continuous integration practices. The role requires managing projects of varying complexity, providing technical guidance to small engineering groups, and driving innovation through iterative development. Commitment to maintaining security standards and delivering sustainable, high-availability applications is essential to support business objectives and enhance operational efficiency.
About the Team:
The Walmart Item Orchestrator team comprises skilled engineers dedicated to building a high-performance platform that handles millions of queries per second across billions of items. Leveraging technologies like Java, Rust, Kafka, Cassandra, and Kubernetes, the team develops scalable, low-latency systems. Focused on collaboration and innovation, members deliver resilient, efficient features aligned with Walmart’s platform and business objectives. The team applies strong technical expertise and best practices, continuously enhancing solutions through iterative development and knowledge sharing to ensure reliable, high-quality software that meets rigorous performance standards.
 
What You'll Do:

• Collaborate with cross-functional teams to define high-level designs and translate requirements into technical solutions.
• Develop, test, and maintain scalable, secure, and high-quality code following coding standards and best practices.
• Troubleshoot and resolve production issues through root cause analysis and implement corrective actions.
• Lead small engineering groups by providing guidance, documentation, and timelines to ensure project success.
• Participate in continuous integration and delivery processes, automating tasks to improve efficiency.
• Monitor application performance and implement telemetry features to support maintenance and enhancements.
• Support business users by addressing technical inquiries and recommending sustainable solutions.

What You'll Bring:

• Proven expertise in object-oriented programming and software design principles.
• Strong technical acumen with experience in platform design, API development, and component services.
• Demonstrated ability to deliver scoped features through iterative and incremental development.
• Proficiency in debugging, testing, and continuous integration/continuous delivery (CI/CD) practices.
• Experience collaborating with cross-functional teams to translate requirements into sustainable technical solutions.
• Ability to conduct root cause analysis and troubleshoot complex production issues effectively.
• Knowledge of emerging technologies including generative artificial intelligence and automation scripting.
• Skilled in documentation-based coding and maintaining code quality standards.
• Extensive experience and proficiency with Java or RxJava, Spring Boot, Kafka, and Cassandra (or similar platforms).
• Experience working on high throughput, scalable microservices.

Preferred Experience and Qualifications:

• 3+ years of full-time experience as a Java backend engineer.
• Hands-on experience working in a large-scale systems environment.
• Rust experience strongly preferred.

About Walmart Global Tech:  
Imagine working in an environment where one line of code can make life easier for hundreds of millions 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 connections rooted in deepening understanding and investing in the development of our associates.      
  
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 welcoming of all people.  
The above information has been designed to indicate the general nature and level of work performed in the role. It is not designed to contain or be interpreted as a comprehensive inventory of all responsibilities and qualifications required of employees assigned to this job. The full Job Description can be made available as part of the hiring process.     
  
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