Walmart

Principal, Software Engineer-Display Ads

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

Base Salary

$143k - $286k/yr

Responsibilities

  • Translate stakeholder business needs into technical requirements and measurable outcomes.
  • Collaborate with data scientists to prototype optimization algorithms and build technical roadmaps.
  • Build low-latency data pipelines supporting budgeting, pacing, and real-time bidding decisions.
  • Design, implement, test, and improve campaign optimization algorithms and prediction models.
  • Build offline simulation tools and online dark-canary systems for safe algorithm iteration.
  • Provide technical leadership, mentorship, architectural guidance, and cross-team influence.

Requirements

  • Proficiency in Java, Python, C++, or another programming language.
  • Proven experience developing, deploying, and operating fault-tolerant feedback control or reinforcement learning algorithms.
  • Extensive experience in platform engineering leadership, scalable infrastructure, and reusable tooling.
  • Demonstrated technical leadership, mentorship, and influence on architectural standards across teams.
  • Minimum qualification of a bachelor's degree in a relevant field and five years of software engineering experience, or seven years of software engineering experience without the degree.
  • A master's degree with three years of software engineering experience is preferred.
  • AdTech experience is a strong plus.
  • Knowledge of WCAG 2.2 AA standards, assistive technologies, and digital accessibility practices is valued.

Benefits

  • Medical, vision, and dental coverage.
  • 401(k), stock purchase, and company-paid life insurance.
  • Paid time off, sick leave, parental leave, family care leave, bereavement leave, jury duty leave, voting leave, and military leave pay.
  • Short-term and long-term disability, company discounts, and adoption and surrogacy expense reimbursement.
  • Walmart-paid education benefits covering eligible tuition, books, and fees from high school completion through bachelor's degrees and certificates.
  • Annual salary range of $143,000.00-$286,000.00, with possible performance bonuses and stock compensation.
  • The position is located at 1345 Crossman Ave, Sunnyvale, California.
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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