** Immigration Sponsorship is not available in this role & location . ** About Team : Marketplace Engineering team is at the forefront of building core platforms and services to enable Walmart to deliver vast selection at competitive prices and with best-in-class customer experience by enabling third-party sellers to the marketplace platform, sell and manage their products to our customers on walmart.com. We do this by managing the entire seller lifecycle, monitoring customer experience, and deliver high- value insights to our sellers to help them plan their assortment, price, inventory. The team also actively collaborates with partner platform teams to ensure we continue to deliver the best experience to our sellers and our customers. What you'll do : We are looking for an experienced Principal Data Engineer to join Global Marketplace 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 team of engineers. You will play a pivotal role in defining and maintaining our technical architecture, ensuring alignment with business goals and scalability requirements. As a Principal Data Engineer , 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 (data/backend), 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 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 : 15+ years of experience in software development, focusing on building large scale distributed systems. Experience in multiple stack technologies Java, Python, Scala Proficiency in API development, GQL, Node.js Well versed with Hadoop, Hive, Spark using Scala, Vertex AI, Presto/Trino, Kubernetes, Cloud, Automic, Airflow and Data Lake concepts. Advanced knowledge of complex software design, distributed system design, design patterns, data structures, and algorithms. Skilled in data modelling & data migration protocols. Familiarity with public cloud technologies such as Azure or Google Cloud Platform . Experience with Kafka connect, Druid, Big Query and Looker is added advantage. Excellent technical debugging and production support skills. Extensive experience in the design, development, and delivery of software products with a large user base. Track record in an architect role with large-scale software development data-backed services and applications. Excellent decision-making skills with the ability to balance conflicting interests in a complex and fast-paced environment. 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 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 : 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 diversity- unique styles, experiences, identities, ideas and opinions – while being inclusive 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.