Walmart

Principal, Software Engineer - Fullstack

Walmart
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4 days ago
Sunnyvale, CA, USAStaff+
H1B sponsor

Base Salary

$143k - $286k/yr

Responsibilities

  • Drive the technical vision, architecture, and modernization of Marketplace Orders and Returns systems.
  • Design and scale event-driven, microservices-based platforms, APIs, webhooks, integrations, and web front-end applications.
  • Lead end-to-end backend and React/Redux frontend architecture for Marketplace workflows.
  • Drive platform engineering initiatives that improve developer productivity, scalability, reusability, and system performance.
  • Lead cross-team architectural decisions and translate business needs into scalable technical solutions.
  • Solve distributed-systems challenges involving consistency, resiliency, latency, reliability, and high availability.
  • Establish engineering best practices, lead design reviews, and influence teams across Marketplace, Payments, Fulfillment, and Seller Platform.
  • Mentor senior engineers, raise the technical bar, and make hands-on contributions to critical systems and architecture initiatives.
  • Use data and AI-driven insights to improve system intelligence and customer and seller experiences.

Requirements

  • Bachelor’s degree in computer science, computer engineering, computer information systems, software engineering, or a related area plus five years of experience in software engineering or a related area, or seven years of such experience.
  • Deep expertise in distributed systems, microservices, event-driven architectures, and cloud-native platforms.
  • Proficiency with Java and familiarity with React/Redux.
  • Experience designing and evolving APIs, webhooks, and external integrations at scale.
  • Strong platform engineering, architecture, problem-solving, collaboration, and communication experience.
  • Proven ability to influence technical decisions across teams and mentor senior engineers.
  • Preferred: master’s degree in a relevant field plus three years of software engineering experience.
  • Preferred: knowledge of WCAG 2.2 AA standards, assistive technologies, and digital accessibility best practices.

Benefits

  • Medical, vision, and dental coverage; 401(k), stock purchase plan, company-paid life insurance, and disability coverage.
  • Paid time off including sick leave, parental leave, family care leave, bereavement, jury duty, voting leave, and vacation or holiday usage through PTO/PPTO.
  • Company discounts, military leave pay, adoption and surrogacy expense reimbursement, and other benefits subject to eligibility and plan terms.
  • Walmart-paid Live Better U education benefits covering eligible programs from high school completion through bachelor’s degrees and short-form certificates, including tuition, books, and fees.
  • Additional compensation may include performance bonuses and stock.

Tech Stack

Walmart

About Walmart

10,000+ employees

Walmart is a global omnichannel retailer that sells groceries, general merchandise, and services through Walmart and Sam's Club stores and online marketplaces for consumers and small businesses. Its model spans physical retail, e-commerce, advertising, and a vast supply chain, plus pharmacy, health, and financial services. Founded in 1962 and headquartered in Bentonville, Arkansas, Walmart Inc. is a public company on the NYSE (WMT) operating in the U.S. and multiple international markets.

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