What You'll Achieve  Collaborate with stakeholders, including product, engineering, operations team to ensure that our data science product supports Walmart's business objectives Build data pipeline from multiple sources and extract data insight with data exploration and visualization techniques Implement, productionize and deploy data science products with consideration of optimality and computation complexity   About You  Solid knowledge in advanced optimization algorithms including mixed integer programming models, network flows models, heuristics, meta-heuristics and etc