Walmart

Principal, Software Engineer

Walmart
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1 day ago
Sunnyvale, CA, USAStaff+
H1B sponsor

Base Salary

$143k - $286k/yr

Responsibilities

  • Own front-end architecture for web tools, administrative applications, and in-store map experiences with emphasis on performance, accessibility, and maintainability.
  • Design and evolve Compass platform APIs, service boundaries, caching, data stores, multi-region active/active resilience, and disaster recovery.
  • Build and review Java backend, React/TypeScript/Node.js web, and Kotlin/Swift mobile SDK code while setting coding, testing, and quality standards.
  • Lead scalable infrastructure, reusable tooling, cloud-native architectures, multi-tenant capabilities, and platform engineering initiatives.
  • Improve Kafka throughput and partitioning, API latency, cache strategy, and BigQuery data-pipeline costs.
  • Partner with product teams, positioning vendors, and partner-app teams on SDK contracts, SLAs, rollout plans, and incident response.
  • Enhance observability, alerting, canary deployments, runbooks, change-management discipline, and on-call health.
  • Lead design reviews and architecture decision records, mentor engineers, and set technical direction across teams.

Requirements

  • Bachelor’s degree in computer science, computer engineering, computer information systems, software engineering, or a related area plus 5 years of software engineering experience, or 7 years of software engineering experience.
  • Principal-level experience leading architecture across teams, writing design documents and ADRs, and mentoring engineers.
  • Deep experience with TypeScript and React, including state management, performance, accessibility, testing, Node.js, server-side rendering, and single-page applications.
  • Strong Java experience with Spring Boot 3.x, Java 17 or 21, REST API design, PostgreSQL, and JPA.
  • Experience with Kafka producers and consumers, partitioning, dead-letter queues and retries, and idempotency.
  • Exposure to BigQuery/SQL, Airflow, Spark, and Datapost-style batch pipelines.
  • Experience with Kubernetes, CI/CD, canary or progressive delivery, secrets management, metrics, tracing, and alerting.
  • Ability to apply model-driven design and leverage AI agents to enhance software solutions.
  • Preferred: master’s degree in a relevant field plus 3 years of software engineering experience.
  • Preferred: knowledge of WCAG 2.2 AA, assistive technologies, and digital accessibility best practices.

Benefits

  • Medical, vision, and dental coverage.
  • 401(k), stock purchase plan, and company-paid life insurance.
  • Paid time off, parental leave, family care leave, bereavement leave, jury duty leave, voting leave, and PTO/PPTO.
  • Short-term and long-term disability, company discounts, Military Leave Pay, and adoption and surrogacy expense reimbursement.
  • Company-paid Live Better U education benefits covering eligible tuition, books, and fees from high school completion through bachelor’s degrees and certificates.
  • Annual or quarterly performance bonuses and possible Regional Pay Zone compensation.
  • Primary location is Sunnyvale, California.

Categories

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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