Staff Data engineer

Walmart; Sunnyvale (CA); On-site; USD 143,000 - 286,000; Full time

Benefits offered by this job

Health benefits

401(k)

Stock options

PTO

Education benefits

Job summary

Walmart is seeking a senior data engineering leader to design and operate billion-scale distributed data systems that power Walmart's global AdTech and MarTech platforms. You will own end-to-end data pipelines, drive latency and reliability targets, and mentor engineers across teams delivering advertising solutions at scale.

You will leverage Spark, Kafka, BigQuery, and cloud-native tools to create reusable, tenant-aware data foundations, while focusing on privacy, observability, and cost

Qualifications

• Bachelor’s degree in Computer Science or related field with 4+ years software/data engineering experience.
• Alternative: 6+ years of software/data engineering experience.
• Masters+2 years in software/data engineering or related field.

Responsibilities

• Own major capabilities across ad events, campaigns, identity, audiences, and reporting.
• Build high-throughput streaming and near-real-time pipelines with replay and idempotency.
• Define latency, freshness, quality, and reliability objectives.
• Create reusable, tenant-aware frameworks for multiple businesses and markets.
• Optimize Spark, Kafka, BigQuery, Dataproc, storage, and orchestration.
• Strengthen data quality, lineage, observability, testing, and incident response.
• Lead domain design reviews and mentor engineers across global ad products.

Skills

Spark

Kafka

SQL

Python

Java/Scala

GCP

Data modeling

CI/CD

Observability

Education

Bachelor's degree in Computer Science

Master's degree in Computer Science

Tools

BigQuery

Dataproc

Dataflow

Pub/Sub

GCS

Airflow

Job description

Position Summary... What you're responsible for designing and building high-scale platforms that process billions of advertising and customer signals across streaming, near-real-time, micro-batch, and batch workloads. Owns complex data domains from problem definition and design through production delivery and optimization. Engineers reliable systems with predictable latency, throughput, replayability, idempotency, fault recovery, and cost efficiency. Develops reusable, tenant-aware frameworks with standardized schemas, contracts, validation, observability, privacy, and deployment patterns. Modernizes pipelines supporting reporting, audience activation, measurement, optimization, and ML. Enables governed agentic workflows for discovery, development, monitoring, troubleshooting, documentation, and operational automation while improving engineering standards and delivery velocity across teams. About the team: Global AdTech and MarTech builds data and decisioning platforms powering advertising across Walmart U.S., Sam's Club, and international markets. Connects identity, intent, audiences, campaigns, inventory, bidding, relevance, creative, transactions, attribution, and measurement at massive scale. Enables Sponsored Products, Display, Connected TV, offsite, social, and in-store advertising, along with reporting, targeting, optimization, forecasting, recommendations, and analytics. Operates platforms processing billions of events and tens of billions of bids daily. Designs for latency, correctness, resilience, privacy, scalability, tenant isolation, and cost efficiency. Advances AI and agentic advertising through trusted, governed, reusable data foundations for advertisers, customers, and internal business teams.

What you'll do

• Own major capabilities across advertising events, campaigns, identity, audiences, measurement, reporting, bidding, recommendations, forecasting, CRM, and marketing data.
• Build high-throughput streaming and near-real-time pipelines with replay, idempotency, fault recovery, and correct handling of late or duplicate events.
• Define latency, freshness, completeness, quality, and reliability objectives.
• Create reusable, tenant-aware frameworks supporting multiple businesses and markets.
• Optimize Spark, Kafka, BigQuery, Dataproc, storage, and orchestration performance and cost.
• Strengthen data quality, lineage, observability, testing, deployment, and incident response.
• Lead domain design reviews, mentor engineers, and enable governed agentic workflows for discovery, automation, diagnostics, and onboarding across global advertising products and partner teams.

What you'll bring

• Strong experience designing and operating billion-scale distributed data systems using Spark, Kafka, streaming, orchestration, and large-scale batch technologies.
• Deep expertise in SQL, data modeling, partitioning, performance tuning, incremental processing, and compute and storage optimization.
• Hands-on experience with GCP or equivalent cloud platforms, including BigQuery, Dataproc, Dataflow, Pub/Sub, GCS, and Airflow.
• Strong Python skills plus Java or Scala proficiency.
• Knowledge of data quality, lineage, observability, CI/CD, testing, reliability, and incident management.
• AdTech or MarTech experience is preferred.
• Proven Staff-level leadership through domain ownership, cross-team influence, design reviews, mentoring, and measurable platform improvements at scale across complex production environments globally.

Benefits and Compensation

For Information About Benefits And Eligibility, See One.Walmart.

• 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.
• It will meet or exceed the requirements of paid sick leave laws, where applicable.
• For information about PTO, see https://one.walmart.com/notices.
• 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.
• Additional compensation includes annual or quarterly performance bonuses.
• Additional compensation for certain positions may also include: Stock

Salary

The annual salary range for this position is $143,000.00 - $286,000.00. Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include: Stock.

Minimum Qualifications

Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications. Option 1: Bachelor’s degree in Computer Science and 4 years' experience in software engineering or related field. Option 2: 6 years’ experience in software engineering or related field. Option 3: Master's degree in Computer Science and 2 years' experience in software engineering or related field. 3 years' experience in data engineering, database engineering, business intelligence, or business analytics.

Preferred Qualifications

Outlined below are the optional preferred qualifications for this position. If none are listed, there are no preferred qualifications. Data engineering, database engineering, business intelligence, or business analytics, ETL tools and working with large data sets in the cloud, Master’s degree in Computer Science or related field and 4 years' experience in software engineering or related field, We value candidates with a background in creating inclusive digital experiences, demonstrating knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly. The ideal candidate would have knowledge of accessibility best practices and join us as we continue to create accessible products and services following Walmart's accessibility standards and guidelines for supporting an inclusive culture.

Location

1275 Crossman Ave, Sunnyvale, CA 94089-1103, United States of America

Walmart and its subsidiaries are committed to maintaining a drug-free workplace and has a no