Position Summary... What you'll do... We are seeking a highly skilled Senior Data Engineer to join our dynamic team. In this role, you will be responsible for designing, building, and maintaining scalable and reliable data infrastructure. You will work closely with data scientists, analysts, and other stakeholders to ensure data availability, quality, and accessibility for various business needs. **Responsibilities** + **Data Architecture Design** : Develop and maintain scalable data architectures and pipelines to support data integration, transformation, and visualization. + **ETL Development** : Design, implement, and manage Extract, Transform, Load (ETL) processes to ensure the efficient flow of data from source systems to data warehouses and data lakes. + **Database Management** : Optimize and manage relational and non-relational databases, ensuring high performance and data integrity. + **Data Quality Assurance** : Implement data quality checks, validation processes, and monitoring to ensure data accuracy and consistency. + **Collaboration** : Work collaboratively with data scientists, analysts, and other stakeholders to understand data requirements and deliver solutions that meet business objectives . + **Performance Tuning** : Analyze and optimize data processing performance, including query tuning and resource allocation. + **Documentation** : Create and maintain comprehensive documentation for data engineering processes, data flows, and data models. + **Security and Compliance** : Implement data security and compliance measures to protect sensitive information and ensure adherence to regulatory requirements. + **Innovation** : Stay up to date with the latest industry trends, tools, and technologies to continuously improve data engineering practices. **Qualifications** + **Education** : Bachelor's or Master's degree in Computer Science , Engineering, Information Technology, or a related field. + **Experience** : Minimum of 5 years of experience in data engineering or a related field. + **Technical Skills** : + Proficiency in programming languages such as Python, Java, or Scala. + Strong experience with SQL and database management systems (e.g., MySQL, PostgreSQL, Oracle). + Experience with big data technologies (e.g., Hadoop, Spark, Kafka). + Familiarity with cloud platforms (e.g., AWS, Azure, Google Cloud) and their data services. + Knowledge of data warehousing solutions (e.g., Snowflake, Redshift, BigQuery ). + Experience with ETL tools (e.g., Apache NiFi , Informatica, Talend). + Strong understanding of data modeling, data structures, and algorithms. + **Soft Skills** : + Excellent problem-solving and analytical skills. + Strong communication and collaboration abilities. + Ability to work independently and manage multiple tasks simultaneously. + Detail-oriented with a focus on data accuracy and quality. **Preferred Qualifications** + Experience with machine learning pipelines and MLOps . + Knowledge of data governance and data privacy standards. + Familiarity with containerization and orchestration tools (e.g., Docker, Kubernetes). 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 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. ‎ 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 $117,000.00-$234,000.00 ‎ 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 3 years' experience in software engineering or related field. Option 2: 5 years' experience in software engineering or related field. Option 3: Master's degree in Computer Science and 1 year's experience in software engineering or related field. 2 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 3 years' experience in software engineering, 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. **Primary Location...** 840 W California Ave, Sunnyvale, CA 94086-4828, United States of America Walmart, Inc. is an Equal Opportunity Employer- By Choice. We believe we are best equipped to help our associates, customers, and the communities we serve live better when we really know them. That means understanding, respecting, and valuing diversity- unique styles, experiences, identities, abilities, ideas and opinions- while being inclusive of all people.