(USA) Senior, Software Engineer

Senior Software Engineer

Immigration sponsorship is not available in this role.

As a Senior Software Engineer, you are responsible for developing high performance and scalable applications that meet the needs of next generation Supply Chain, built largely on an event driven platform implemented via a micro-service architecture on Java and UI is built using React JS/Redux. The platform runs in the public cloud and uses a large number of technologies and middle ware. This product is responsible for enabling sellers to use Walmart’s services to fulfill customer orders taken on behalf of seller on Walmart.com. We are looking to bring more intellectually curious engineers who are passionate about technology in general.

About the Team

At Walmart Global Tech, the Marketplace Engineering team is at the forefront of redefining global commerce at scale. We are the backbone of one of the fastest-growing eCommerce platforms Walmart Marketplace, where third-party sellers meet millions of customers every day. Our mission is bold: to deliver unmatched selection, competitive pricing, and a world-class post-order experience, all powered by intelligent platforms and resilient systems.

We empower thousands of sellers to thrive by offering tools to manage every aspect of their digital storefront from listing products to optimizing prices and inventory, while ensuring exceptional customer experiences. Our systems monitor the entire seller lifecycle, leverage real-time data for insights, and seamlessly integrate with partner platforms across the Walmart ecosystem.

A flagship initiative of the team, Ship With Walmart (SWW), is set to revolutionize fulfilment for third-party sellers. We are building a best-in-class, reliable, and cost-effective shipping platform designed to reduce delivery times, enhance transparency, and elevate the seller and customer experience. With 250% YoY growth already achieved, the road ahead is fast-paced, ambitious, and transformative.

We are tackling some of the most exciting and complex challenges in e-Commerce and logistics today:

• Designing a cost-efficient supply chain using Walmart’s fulfilment network.
• Developing real-time carrier performance dashboards for sellers and internal teams.
• Building capabilities like shipping protection, promotion platforms, and engagement engines to ensure long-term seller success.
• Enabling cross-border logistics by disaggregating global flows from first-mile to last-mile and simplifying international trade through seamless duty and tax management.
• Launching platforms to enable partner collaboration, audit and reconciliation, and intelligent shipping decisions using ML.
• This is a unique opportunity to build for scale, innovate relentlessly, and impact billions of dollars in commerce all while helping sellers grow with Walmart.

• As a Senior Software Engineer, you will:

• Design and build highly scalable, performant, and reliable backend systems for core marketplace logistics.
• Apply ML solutions to model and optimize shipping decisions, fulfilment flows, and seller recommendations.
• Collaborate with cross-functional teams to define technical and business requirements, ensuring world-class software quality.
• Own the full software lifecycle from design to development, deployment, and monitoring.
• Troubleshoot, optimize, and continuously improve platform components in a fast-paced, high-impact environment.
• Develop secure systems that protect private information and adhere to Walmart’s high standards of data security and compliance.
• Mentor junior engineers, participate in code reviews, and help establish engineering best practices.
• Innovate by identifying areas for technical improvement, automation, and system robustness.

What You'll Bring

• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related technical field.
• 5+ years of experience in Java-based object-oriented programming and building web-based J2EE applications.
• Strong fundamentals in Data Structures, Algorithms, and system design.
• Hands-on experience with Kafka, REST APIs, Spring, Hibernate, Splunk, and caching solutions.
• Experience with distributed systems and cloud platforms (AWS, Azure, or GCP).
• Familiarity with SQL/NoSQL databases like Cosmos, Elasticsearch, or Mongo DB.
• Exposure to CI/CD, containerization (Docker), orchestration (Kubernetes), and build tools (Jenkins).
• Excellent problem-solving, collaboration, and communication skills.
• Passion for continuous learning, improvement, and building high-impact platforms

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.

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.

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.

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.

The annual salary range for this position is $117,000.00-$234,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include:

- Stock

Minimum Qualifications

Option 1: Bachelor’s degree in computer science, computer engineering, computer information systems, software engineering, or related area and 3 years’ experience in software engineering or related area. Option 2: 5 years’ experience in software engineering or related area.

Preferred Qualifications

Master’s degree in Computer Science, Computer Engineering, Computer Information Systems, Software Engineering, or related area and 1 year’s 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

1375 Crossman Ave, Sunnyvale, CA 94089-1114, United States of America