Distinguished Software Engineer

Walmart

. Define the long-term architecture for Walmart’s unified omni-channel Ad Experiences platform spanning Mobile, Web, CTV, Video, and DOOH environments.

Posted 5/23/2026full-timeSunnyvale • California • 🇺🇸 United StatesSeniorLead💰 $169,000 - $338,000 per yearWebsite

Tech Stack

Tools & technologies

AndroidDistributed SystemsiOSLinux

About the role

Key responsibilities & impact

Define the long-term architecture for Walmart’s unified omni-channel Ad Experiences platform spanning Mobile, Web, CTV, Video, and DOOH environments.
Lead the design of highly performant client-side rendering systems and SDKs powering billions of ad requests and rendering events annually.
Architect cross-platform monetization frameworks enabling reusable rendering, experimentation, and measurement capabilities across all shopper surfaces.
Drive the evolution of Walmart’s first-party client rendering and measurement ecosystem, reducing dependency on third-party ad infrastructure.
Define rendering performance standards and latency SLAs including time-to-first-frame, render completion, video startup latency, and measurement timing integrity.
Shape Walmart’s unified video monetization architecture including SSAI, HLS ad stitching, quartile tracking, frame-accurate transitions, and playback resiliency.
Lead technical strategy for experimentation systems supporting statistically powered optimization across ad load, ranking, shopper engagement, and revenue yield.
Building a unified rendering architecture that seamlessly spans native apps, browsers, connected devices, in-store screens, and emerging retail surfaces.
Operating low-latency monetization systems where every additional millisecond directly impacts shopper engagement and revenue yield.
Scaling experimentation and ranking systems safely across billions of shopper interactions while preserving platform stability.
Delivering consistent measurement integrity across heterogeneous client environments, operating systems, and hardware generations.
Creating highly resilient distributed systems capable of operating reliably across large fleets of retail devices with remote observability and recovery.

Requirements

What you’ll need

12+ years of software engineering experience building large-scale distributed systems or client platforms.
Recognized technical leadership driving architecture across multiple organizations or product domains.
Deep expertise in one or more of the following areas: AdTech, video platforms, distributed systems, SDK architecture, rendering engines, experimentation systems, or large-scale client applications.
Strong hands-on engineering background with the ability to operate at both strategic and implementation levels.
Experience architecting highly performant systems operating under strict latency, scale, and reliability constraints.
Experience driving cross-functional technical strategy across Product, Infrastructure, Data Science, and Platform Engineering teams.
Excellent communication skills with ability to influence senior technical and executive stakeholders.
Experience in Retail Media, AdTech, Search monetization, Video monetization, CTV, or DOOH platforms.
Experience building first-party ad serving or measurement systems.
Strong understanding of experimentation systems, ranking systems, auction mechanics, or personalization.
Experience with video playback technologies including HLS/DASH, SSAI, and streaming monetization.
Experience with cross-platform SDKs spanning iOS, Android, Web, Linux, embedded systems, or connected devices.
Familiarity with privacy-safe measurement and MRC-compliant instrumentation.
Experience operating platforms at Walmart-scale or comparable internet-scale environments.

Benefits

Comp & perks

Beyond our great compensation package, you can receive incentive awards for your performance.
Other great perks include a host of best-in-class benefits maternity and parental leave, PTO, health benefits, and much more.
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.
Live Better U is a Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities. Programs range from high school completion to bachelor's degrees, including English Language Learning and short-form certificates. Tuition, books, and fees are completely paid for by Walmart. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment.
Benefits are subject to change and may be subject to a specific plan or program terms.

ATS Keywords

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Hard Skills & Tools

software engineeringdistributed systemsclient platformsSDK architecturerendering enginesexperimentation systemsvideo playback technologiesHLSDASHmonetization systems

Soft Skills

technical leadershipcommunication skillsinfluencestrategic thinkingimplementation skills