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Walmart
Walmart
B2CeCommerceRetail
Walmart is a global retail and eCommerce company serving consumers through hypermarkets, discount department stores, grocery locations, and an online marketplace. Its broad product offering is supported by a large physical-store network, direct-to-consumer operations, and the logistics and supply-chain systems needed to keep products moving across the business.
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Staff Software Engineer, Walmart Marketplace — Sunnyvale Onsite

Lead Walmart Marketplace platform engineering in Sunnyvale, building scalable systems with Java, Kafka, and Spark. Shape architecture, improve reliability, and mentor engineers across distributed technology platforms.

USUnited StatesCACalifornia
$143,000 – $286,000 / year
On-siteFull-timeLeadEnglish RequiredFull-stack EngineerSoftware Engineer
ApacheC++CloudDistributed SystemsJavaJavaScriptKafkaMicroservicesPythonSparkSpringSpring Boot

Description

  • Own the design, development, and deployment of scalable platform capabilities spanning infrastructure, developer tooling, and AI/ML frameworks.
  • Build highly scalable backend microservices with Java and Spring Boot.
  • Architect and deliver real-time, event-driven systems using Apache Kafka.
  • Develop and optimize large-scale batch and streaming data pipelines with Apache Spark.
  • Guide architecture decisions focused on scalability, resilience, observability, and cost efficiency.
  • Lead system design reviews and establish best practices for distributed systems engineering.
  • Partner with Product, Data Science, Platform, and Infrastructure teams.
  • Improve performance through partitioning, caching, asynchronous processing, and concurrency tuning.
  • Mentor engineers and provide technical leadership across multiple teams.
  • Review production incidents and lead sustained improvements to platform reliability.
  • Support Walmart Marketplace platforms covering seller lifecycle management, customer interactions, marketplace risk detection, and seller and customer experiences.

Requirements

  • Bachelor’s degree in computer science, computer engineering, computer information systems, software engineering, or a related field plus four years of software engineering or related experience; alternatively, six years of software engineering or related experience.
  • Demonstrated expertise in cloud-native architecture, including microservices, containers, and automation.
  • Strong command of the software development lifecycle, including coding, testing, CI/CD deployment, and maintenance.
  • Experience with platform engineering, infrastructure tooling, and AI/ML integration.
  • Proficiency in JavaScript, Python, Java, and C++.
  • Ability to lead system design reviews and apply established software design patterns.
  • Proven leadership in mentoring engineers and shaping architectural decisions.
  • Strength in data-informed decision-making, debugging, and continuous improvement.
  • Preferred knowledge of WCAG 2.2 AA, assistive technologies, and digital accessibility practices.

Benefits

  • Performance-based bonus awards.
  • Medical, vision, and dental coverage.
  • 401(k) plan.
  • Employee stock purchase program.
  • Company-paid life insurance.
  • Paid time off, including sick leave.
  • Parental leave.
  • Family care leave.
  • Bereavement leave.
  • Jury duty leave.
  • Voting leave.
  • Short- and long-term disability coverage.
  • Company discounts.
  • Military leave pay.
  • Adoption and surrogacy expense reimbursement.
  • PTO and/or PPTO for vacation, sick leave, holidays, or other purposes.
  • Live Better U, Walmart’s company-paid education benefit program.
  • Full payment of tuition, books, and fees for eligible education programs.
  • Additional stock compensation for certain positions.

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