Walmart→
Staff, Data Engineer at Walmart in Sunnyvale, CA
ExperiencedOn-siteFull-timeSunnyvale, CA$143k–$286k/yr
Skills
bigquerydataflowpub/subsparkpysparkkafkalangchainllamaindexcrewai
Job Description
Position Summary...
What you'll do...
You have a deep interest and passion for technology. You have a passion to drive critical business initiatives with Data. You love writing and owning codes and enjoy working with people who will keep challenging you at every stage. You have strong problem solving, analytic, decision- making and excellent communication with interpersonal skills. You are self-driven and motivated with the desire to work in a fast-paced, results-driven agile environment with varied responsibilities.About Team:
Sam's Club is our membership warehouse club, a business model that provides our members with high-quality products at prices that are unrivaled by traditional retail. Sam's Club provides a carefully curated assortment of items, as well as developing and leading technologies and services such as Scan & Go, Club Pickup, and home delivery service in select markets. Sam's Club also provides travel, auto purchasing, pharmacy, optical, hearing aid centers, tire and battery centers, and a portfolio of business operations support services.
- Set the technical vision and architecture for scalable, intelligent data platforms that power millions of Sam’s Club customers and enable Agentic AI systems to reason, plan, and act autonomously.
- Own end-to-end data architecture for agent-aware systems, ensuring data is discoverable, semantically rich, trustworthy, and optimized for LLMs, co-pilots, and multi-agent workflows.
- Lead cross-team technical strategy by partnering with Engineering, AI/ML, Product, and Platform teams to align data roadmaps with long-term autonomous decision-making goals.
- Influence product direction by working closely with Product Management and Business stakeholders to define high-impact data products that unlock intelligent automation, recommendations, and self-optimizing systems.
- Design foundational capabilities that unify structured, semi-structured, and unstructured data into context-aware representations consumable by AI agents and knowledge systems.
- Establish best practices and standards for agent-ready data modeling, semantic layers, metadata management, and knowledge graph design across the organization.
- Drive operational excellence by defining and implementing observability, telemetry, lineage, and auditability patterns tailored for data used in autonomous and regulated AI workflows.
- Mentor and technically lead senior engineers, providing architectural guidance, design reviews, and hands-on support on complex, high-risk initiatives.
- Lead full-lifecycle, multi-quarter initiatives, balancing near-term delivery with long-term platform scalability and adaptability for evolving AI paradigms.
- Champion a data-first, AI-forward culture, proactively identifying opportunities to modernize legacy systems and accelerate innovation in intelligent automation.
What you’ll bring:
- 7–10+ years of experience in data engineering, building and operating large-scale, distributed, fault-tolerant data platforms.
- Deep expertise in cloud-native data ecosystems (GCP or Azure preferred), including services such as BigQuery, Dataflow, Pub/Sub, or equivalent, with experience shaping platform-level decisions.
- Proven track record of designing data architectures that scale across multiple teams and use cases, including batch, streaming, and hybrid systems.
- Strong understanding of agent-consumable data patterns, including semantic modeling, embeddings, knowledge graphs, and context enrichment strategies.
- Expert-level skills in data modeling and system design, with the ability to reason about how schema, latency, and storage choices impact retrieval quality and AI reasoning.
- Hands-on experience or strong familiarity with LLM-enabled systems, including prompt orchestration, retrieval-augmented generation (RAG), or agent frameworks (e.g., LangChain, LlamaIndex, CrewAI).
- Advanced knowledge of data governance and trust frameworks, including quality, access control, lineage, and compliance—especially for AI auditability.
- Fluency in Python, Java, or Scala, with a strong engineering mindset around testability, maintainability, and performance; deep experience with Spark/PySpark.
- Expert SQL skills and experience optimizing analytical workloads across massive datasets.
- Strong systems thinking and technical leadership, with the ability to influence without authority and drive alignment across organizational boundaries.
- Experience with real-time and analytical tooling such as Kafka, Spark Streaming, Druid, Presto, and how they fit into modern data and AI architectures.
-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, parental leave, family care leave, bereavement, jury duty, and voting. 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 https://one.walmart.com/notices.
- 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 company 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.
For information about benefits and eligibility, see One.Walmart.
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 Regional Pay Zone (RPZ) (based on location). At Sam's Club, 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, parental leave, family care leave, bereavement, jury duty, and voting. 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 https://one.walmart.com/notices.
- 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 company 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.
For information about benefits and eligibility, see One.Walmart.
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 Regional Pay Zone (RPZ) (based on location).
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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.