(USA) Senior, Data Engineer

Position Summary...

What you'll do...

What you'll do...

At Walmart, we help people save money so they can live better. This mission serves as the foundation for every decision we make, from responsible sourcing to sustainability—and everything in between. As a Walmart associate, you will play an integral role in shaping the future of retail, tech, merchandising, finance and hundreds of other industries—all while affecting the lives of millions of customers all over the world. Here, your work makes an impact every day. What are you waiting for? 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, ideas and opinions – while being inclusive of all people.

The Customer Insights and Strategy (CIS) team drives Walmart's marketing success through a strategic vision and innovative solutions. Our data-driven approach enhances marketing performance, informs strategic planning, improves efficiency through automation, fosters innovation, and maintains a customer-centric focus. Fast-paced innovation is embedded into every aspect of how we work.

About the Role:

CIS- Data Engineering team is seeking a highly motivated Sr. Data Engineer to join our growing team. In this role, you will play a critical part in designing, building, and scaling our next-generation data and analytical platform for advertising systems. You will be a key technical member in driving innovation and ensuring we deliver a robust and scalable platform that empowers data-driven decisions across the organization. This role involves working with cutting-edge open-source technologies on GCP cloud platform.

What You Will Do:

• Assist in designing and implementing high-performance data pipelines and ETL processes for large-scale advertising data.
• Develop and maintain data infrastructure and platforms using open-source technologies, ensuring scalability, reliability, and security.
• Collaborate with data scientists to build and deploy machine learning models that generate insights and recommendations for optimizing advertising campaigns.
• Work closely with stakeholders to understand business requirements and translate them into technical solutions.
• Champion data quality, governance, and best practices across the organization.
• Stay abreast of industry trends and emerging technologies, identifying opportunities to enhance our data and analytical capabilities.
• Contribute to the development and evolution of our data strategy and roadmap.

What You Will Bring:

• Deep understanding of data warehousing concepts, dimensional modeling, and ETL best practices.
• Strong proficiency in SQL and at least one scripting language like Python.
• Hands-on experience with open-source big data technologies such as Hadoop, Spark, Kafka, and Hive.
• Experience with cloud platforms, including their data storage, processing, and analytics services.
• Familiarity with data modeling tools and techniques.
• Excellent communication and collaboration skills, with the ability to work effectively in a cross-functional team.
• Passion for data and a strong desire to solve complex problems.
• Experience with GenAI and Cloud Infrastructure is a plus.

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