(USA) Staff, Software Engineer

Position Summary...

What you'll do...

About Sam's 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 Sam's Tech. We are a team of software engineers, data scientists, cybersecurity experts, and service professionals within the world’s leading retailer, making an epic impact at the forefront of the next retail disruption.

We are people-led and tech-empowered. We train our teams in the skillsets of the future, bring in experts like you to help us grow, and offer you the scale, resources, and mission-driven purpose to innovate and reimagine retail at unprecedented scale.

About the Role

As a Staff Java/Data Engineer, you will play a critical leadership role in designing, building, and optimizing the next generation of Walmart’s data and backend systems. You’ll influence architecture, set engineering standards, and mentor teams while developing highly scalable solutions that power Walmart’s digital and physical ecosystems.

What You’ll Do

• Lead Technical Delivery: Design and build backend systems and data pipelines using Java, Spring Boot, and microservices architectures.
• Scale Enterprise Systems: Develop and maintain distributed, event-driven systems using Kafka and other modern frameworks.
• Data Engineering: Architect and optimize data pipelines, working with both relational and NoSQL databases (PostgreSQL, Cassandra, MySQL).
• Cloud & DevOps: Drive automation and resilient deployments leveraging cloud-native practices (AWS/GCP/Azure), CI/CD pipelines, and containerization.
• Architecture Influence: Participate in system design reviews, ensuring alignment with enterprise standards and scalability goals.
• Mentorship & Leadership: Guide engineers through coaching, code reviews, and architectural mentorship.
• Cross-Functional Collaboration: Work closely with Product, Data Science, and Platform teams to deliver solutions that align with business priorities.

What You’ll Bring

• 8–12+ years of software engineering experience with a strong focus on Java backend and data engineering.
• Deep expertise in Java, Spring Boot, distributed systems, and event-driven architecture.
• Hands-on experience with Kafka, CI/CD tools (Jenkins, GitHub Actions), and cloud-native platforms.
• Strong knowledge of relational and NoSQL databases.
• Proven ability to influence system architecture and design patterns for scale and resilience.
• Leadership skills with experience mentoring engineers and influencing cross-team technical decisions.
• Excellent communication and problem-solving skills, with a track record of delivering results in complex enterprise environments.

Preferred Qualifications

• Experience with big data frameworks (Spark, Flink, Hadoop).
• Exposure to machine learning pipelines or feature store integrations.
• Contributions to open-source Java/data frameworks.
• Retail, supply chain, or e-commerce domain knowledge.

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 retailers 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 on a scale that impacts millions and reimagine the future of retail.

Flexible, hybrid work:
We use a hybrid way of working that is primarily in office coupled with virtual when not onsite. Our campuses serve as a hub to enhance collaboration, bring us together for purpose and deliver on business needs. This appro