Position Summary... What you'll do... **About the Team:** The Item Read and Rollups team is seeking a Principal Software Engineer to join our dynamic and talented group. You'll collaborate with passionate engineers to deliver a top-tier site experience that scales to handle millions of queries per second across billions of items. As a team, we innovate and build features on technologies such as Java, reactive programming, Kafka, Cassandra, caching, Resilience4J, and Kubernetes. Our focus is on delivering high-throughput, low-latency systems where every millisecond matters. **What you'll do...** We are looking for an experienced **Principal Software Engineer** to join Item read and Rollups Engineering team. This hands-on role requires exceptional coding skills, a passion for technology and engineering excellence, and the ability to guide and mentor a large team of engineers. You will play a pivotal role in defining and maintaining our technical architecture, ensuring alignment with business goals and scalability requirements. **What You'll Do:** As a **Principal Software Engineer** for Item Read and Rollups team at Walmart, you'll have the opportunity to + Guide and mentor, a team of engineers, conducting code reviews and leading design discussions to ensure engineering best practices. + Act as a technical authority, providing direction and expertise to the team. + Drive the adoption of coding standards, design patterns, and development best practices. **Architectural Leadership:** + Lead the creation and maintenance of our technical architecture, aligning it with business goals and scalability requirements. + Architect complex software systems, ensuring performance, security, and scalability needs are met. **Software Craftsmanship:** + Consistently produce high-quality software with a focus on unit testing, regular code reviews, and continuous integration. + Uphold high standards in quality and operational excellence. **Technical Documentation:** + Develop comprehensive technical documentation and presentations to clearly communicate architectural decisions and design options. + Ensure documentation aligns with project scopes, milestones, and deliverables. **Engineering Advocacy:** + Promote and enforce technical standards across the organization to achieve concrete outcomes and drive engineering excellence. + Foster a culture of learning and innovation through hands-on technical guidance and mentorship. **Project Leadership:** + Lead the discovery phase of major projects, ensuring the design aligns with business goals and technical requirements. + Collaborate with cross-functional teams to define project scopes and milestones. **Cross-functional Collaboration:** + Collaborate closely with Architects, Product Management, UX/UI, Quality Assurance, and DevOps teams. + Communicate complex technical concepts effectively to both technical and non-technical stakeholders. **Innovation and Research:** + Stay at the forefront of technological advancements, conducting research to identify emerging tools and methodologies. **What you'll Bring:** + Ideally 8+ experience in software development, focusing on building large scale distributed systems. + Experience with Java, JavaRx, Kafka, Spring framework, Cassandra, Cache. + Proven ability in building large scale backend applications. + Advanced knowledge of complex software design, distributed system design, design patterns, data structures, and algorithms. + Excellent technical debugging and production support skills. + Familiarity with public cloud technologies such as Azure or Google Cloud Platform. + Experience operating software running on a containerized platform (Docker, Kubernetes, etc..) + Experience in continuous integration and delivery. + Excellent decision-making skills with the ability to balance conflicting interests in a complex and fast-paced environment. **About 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 expert's 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. **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 approach helps us make quicker decisions, remove location barriers across our global team and be more flexible in our personal lives. **Benefits & Perks:** 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 diversity- unique styles, experiences, identities, ideas and opinions - while being inclusive of all people. 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 $143,000.00-$286,000.00 ‎ Additional compensation includes annual or quarterly performance bonuses. ‎ Additional compensation for certain positions may also include: ‎ ‎ - Stock ‎ ‎ **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 and5 years' experience in software engineering or related area. Option 2: 7 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 or related field and 4 years' experience in software engineering or related field **Primary Location...** 640 W California Avenue, Sunnyvale, CA 94086-4828, United States of America 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 diversity- unique styles, experiences, identities, abilities, ideas and opinions- while being inclusive of all people.