As a Data Engineer III at Walmart, you will be responsible for addressing business problems through analytics, big data analytics, and automation. You will support the development of business cases and recommendations, own the delivery of project activities, and assist in process updates and changes. Your role will also involve supporting data governance processes and implementing data governance practices. You will extract data from databases, create data pipelines, and transform data to meet business needs. Additionally, you will analyze complex data elements and contribute to data modeling, ensuring efficient data flows and system integration. You will write code to develop solutions, create test cases, and deploy software to production servers.