Data Engineer III

Role summary

As a Data Engineer III at Walmart, you will design, develop, and maintain scalable data pipelines and architectures that support business analytics and decision‑making. Leveraging expertise in data modeling, integration, and transformation, you will ensure data quality, accessibility, and compliance with regulatory standards. This role requires collaboration across multiple business domains to translate complex requirements into effective data solutions. You will contribute to advancing data governance practices and support the implementation of enterprise data strategies, driving innovation and operational excellence within a dynamic, data‑driven environment.

The External Data Engineering team specializes in integrating and transforming extensive external datasets to support strategic data intelligence. The team develops scalable data pipelines, applies advanced data modeling, and utilizes technologies such as Apache Spark and cloud platforms. Focused on delivering high‑quality, governed data solutions, team members collaborate to enhance business insights and operational efficiency. Continuous learning and innovation are encouraged to address complex data challenges, ensuring robust data governance, security, and compliance while enabling data‑driven decision‑making across the organization.

• 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 effective data models and solutions.
• Implement data integration and ingestion strategies using cloud and big data technologies such as Apache Spark and data lakes.
• Ensure data quality, governance, and compliance with regulatory standards throughout the data lifecycle.
• Optimize data storage, transformation, and retrieval processes to enhance performance and scalability.
• Develop and test code for data processing, supporting deployment and documentation efforts.
• Stay current with emerging data engineering trends and best practices to drive continuous improvement.

• Extensive experience in data engineering across multiple platforms.
• Strong proficiency in Scala and Spark for data processing, analytics, and building scalable pipelines.
• Practical experience with Google Cloud Platform (GCP) services such as Big Query, GCS, and Dataproc, along with near real‑time data ingestion using Kafka and Spark Structured Streaming.
• Strong working knowledge of both SQL and No
  
  SQL systems, with an in‑depth understanding of data warehousing concepts and best practices.
• Proficiency in Git/version control, CI/CD pipelines, workflow schedulers like Airflow, and working with large‑scale datasets.
• Familiarity with BI/visualization tools like Tableau or Looker. Hands‑on exposure to Generative AI (GenAI) and Agentic AI is a strong plus.

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 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…