Senior Director, Software Engineering

Position Summary...

What you'll do...

Position Summary:

The Sr. Director, Marketplace Platform Reliability leads reliability, scalability, and operational excellence for the Global Marketplace Platform, supporting one of Walmart's top strategic growth initiatives and a rapidly expanding international business expected to grow 30% YoY over the next several years. Marketplace is a complex ecosystem, and this role is responsible for protecting the experience of millions of customers purchasing 3P items, thousands of sellers participating in the Marketplace, and hundreds of operators globally.

This leader drives enterprise programs spanning reliability engineering, platform scalability, performance optimization, release engineering, launch readiness, operational excellence, and Marketplace-specific automation tooling across seller-facing platforms and APIs. The role partners across engineering, infrastructure, SRE, Info Sec, and product organizations to improve platform resiliency, strengthen operational governance, enable safe and scalable software delivery, and drive engineering accountability across a complex distributed platform ecosystem.

Key Priorities:

* Reliability Engineering & Resiliency:
Drive platform availability, resiliency, and engineered reliability across the Global Marketplace Platform ecosystem, with accountability for achieving and sustaining five 9s availability targets. Lead enterprise reliability initiatives spanning architectural resiliency, chaos engineering, observability, dependency risk reduction, failure prevention, and recovery optimization to enable predictable uptime at global scale. Partner across engineering, infrastructure, and SRE organizations to institutionalize reliability-by-design practices, resilience testing, and operational engineering standards across critical Marketplace systems.

* Platform Scalability & Performance Engineering:
Drive enterprise scale engineering strategy for the Global Marketplace Platform, supporting a rapidly expanding international business expected to grow 30% YoY over the next several years. Lead initiatives spanning latency reduction, API and UI performance optimization, predictive capacity modeling, scalability governance, infrastructure efficiency, and major event readiness across seller-facing platforms and APIs used by thousands of sellers globally.

* Release Engineering & Launch Readiness:
Drive enterprise software delivery strategy across the Global Marketplace Platform ecosystem, enabling safe, scalable, and efficient software delivery for a rapidly expanding international business. Lead initiatives spanning release engineering, deployment automation, dependency coordination, production readiness, and launch governance to improve engineering velocity, deployment reliability, and operational stability across Marketplace platforms and major business events.

* Operational Excellence & Launch Readiness:
Drive enterprise operational excellence and launch readiness across the Global Marketplace Platform ecosystem through stronger engineering standards, operational risk governance, and prevention frameworks. Lead organization-wide OE and COE reviews, launch readiness governance, mandatory technology migrations, and operational risk reduction initiatives across Marketplace platforms supporting a rapidly expanding international business. Partner with Info Sec and engineering organizations to improve SSP processes, reduce vulnerabilities, eliminate repeat issues, and strengthen engineering accountability and execution discipline across the platform ecosystem.

* Reliability Automation & Operational Tooling:
Drive automation and operational tooling initiatives that improve reliability, launch readiness, and operational scalability across the Global Marketplace Platform ecosystem. Build Marketplace-specific systems focused on dependency visibility, operational risk management, launch governance, readiness reporting, and reliability insights that strengthen engineering execution and reduce operational friction across large-scale Marketplace programs.

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…