Data Engineer III

Walmart•Sunnyvale, CA

1d•Onsite

About The Position

Global Marketplace is Walmart’s third-party commerce platform, connecting sellers to millions of customers across categories while leveraging Walmart’s scale, trust, and omni-channel reach. Marketplace platforms enable third-party sellers and internal teams to deliver seamless digital and physical commerce experiences, supported by Walmart Global Tech’s data, platform, and AI capabilities. The Data Engineering organization within Walmart Global Tech AI and Data team builds and operates the platforms that make this possible—enabling real-time decision-making, personalizing seller focused applications, and the next generation of AI-driven and agent-enabled systems. The team builds with a people-led, tech-empowered mindset, focused on reliability, trust, and long-term sustainability.

Requirements

Extensive experience in data engineering, including data transformation, modeling, and ETL processes.
Proficiency in SQL and programming languages such as Java, Python, or similar for code development and testing.
Strong knowledge of big data technologies including Apache Spark and Apache Kafka.
Understanding of data governance, data quality frameworks, and regulatory requirements related to data privacy and security.
Ability to design and implement scalable data models and pipelines within cloud and big data environments.
Experience supporting business analytics through effective data sourcing, integration, and validation techniques.
Demonstrated capability to collaborate cross-functionally and communicate complex technical concepts clearly.
Option 1: Bachelor’s degree in Computer Science and 2 years' experience in software engineering or related field.
Option 2: 4 years’ experience in software engineering or related field.
Option 3: Master's degree in Computer Science.

Nice To Haves

Data engineering, database engineering, business intelligence, or business analytics.
Master’s degree in Computer Science or related field and 2 years' experience in software engineering or related field.
Knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly.
Knowledge of accessibility best practices and joining us as we continue to create accessible products and services following Walmart’s accessibility standards and guidelines for supporting an inclusive culture.

Responsibilities

Design, develop, and maintain scalable data pipelines and ETL processes to support business analytics and reporting needs.
Collaborate with cross-functional teams to identify data requirements and translate them into efficient data models and architectures.
Extract, transform, and integrate data from internal and external sources, ensuring data quality and consistency.
Implement and optimize data storage solutions using cloud platforms and big data technologies such as Apache Spark and Kafka.
Analyze complex data flows and system integrations to propose effective solutions and improvements.
Develop, test, and deploy code to automate data processing and support data governance standards.

Benefits

Competitive pay
Performance-based bonus awards
Health benefits (medical, vision and dental coverage)
401(k)
Stock purchase
Company-paid life insurance
PTO (including sick leave)
Parental leave
Family care leave
Bereavement
Jury duty
Voting
Short-term and long-term disability
Company discounts
Military Leave Pay
Adoption and surrogacy expense reimbursement
Live Better U (Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities, covering tuition, books, and fees for programs from high school completion to bachelor's degrees, including English Language Learning and short-form certificates)
Annual or quarterly performance bonuses
Stock