(USA) Principal, Software Engineer

Reference: R-2419504Posted: 2026-06-09Location: SUNNYVALE, CA, United StatesSalary: $143000 - $286000/yearType: Full time / Regular/PermanentCompany: WalmartBusiness Segment: Home OfficePosition Summary...What you'll do...About Team: Building the right technology foundation for Infrastructure & platforms is vital to success at the scale of Walmart. Our team builds and maintains the foundational technologies that support the tech organization. Included in this are data platforms, enterprise architecture, DevOps, cloud computing, and infrastructure. All of these products and services are supported by scalable and powerful infrastructure, ensuring a secure and seamless employee and customer experience across stores, digital channels, and distribution centers.What you'll do:Define, design, and develop data access layer for SQL and NoSQL datastoresLead a team of engineers to deliver cross-team initiativesRoot-cause analysis of complex problems involving multiple teams, applications, networks, hardware, and software that relate to scaling and performance.Collaborate with open source community and make contributions to open source software. Collaborate with public cloud database service providers and deliver efficient and effective database solutions to business critical applications. Own the problems and deliver solutions for complex problems. What you'll bring:12+ years of software development experience in backend systems and services involving database accesses (SQL and NoSQL) in distributed environment.Extensive hand on experience and deep expertise in Java based technologies is a must. Thorough understanding of concurrency and threads models in Java.Proficiency in database technologies and deep understanding their designs and limitations (SQL and NoSQL)Designs, scopes, and builds large projects across multiple teams with end-to-end delivery.Git or a similar version control toolStrong understanding of agile methodologies (Scrum and Kanban)Strong understanding of continuous integration and delivery (Jenkins, GitOps, etc)Strong understanding of testing frameworks and concepts (Integration, Unit, etc )Experience in running large-scale data platforms.Able to write clear design documentations.Able to diagnose and do deep analysis on production issues.Able to lead a group of engineers to solve a challenging problem/projectAble to mentor junior engineers Good to have:Extensive knowledge in deployment automation tools (Docker, Kubernetes)Extensive knowledge in Database technologies, Distributed Systems and the challenges that come with them.Experience in writing DB Client SDK or Networking drivers.Experience in Netty framework or Java NIO.Minimum Qualifications12+ years experience in software development.5+ years as a technical architect.Experience interacting with your business and product partners to gather the right requirements.Demonstrated experience in delivering software using Agile methodologies.Effective communication skills, both written and verbalPreferred QualificationsMaster's degree or Ph.D. in Computer Science or related field.Expertise with cloud technologies such Microsoft Azure or Google Cloud Platform.Experience working with teams across multiple locations. Distributed office working experience with a US headquarters.Excellent technical abilities with strong business, organizational and analytical skills. 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 . 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 : - Stockㅤㅤㅤㅤ‎ 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 and 5 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, computer engineering, computer information systems, software engineering, or related area and 3 years' 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...1345 Crossman Ave, Sunnyvale, CA 94089-1114, United States of AmericaWalmart and its subsidiaries are committed to maintaining a drug-free workplace and has a no tolerance policy regarding the use of illegal drugs and alcohol on the job. This policy applies to all employees and aims to create a safe and productive work environment.Minimum qualifications["Option 1: Bachelor's degree in computer science, computer engineering, computer information systems, software engineering, or related area and 5 years’ experience in software engineering or related area.Option 2: 7 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 3 years' 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."]Additional information(empty)