SENIOR, DATA SCIENTIST

Our Team 

International Data Science team at Walmart Global Tech is focused on using the latest research in machine learning, statistics and optimization to solve business problems in assortment, pricing, sourcing, customer, supply chain, and replenishment areas for multiple countries within Walmart’s global operations. We mine data, distill insights, extract information, build analytical models, deploy Machine Learning algorithms, and use the latest algorithms and technology to empower business decision-making. We work with engineers to build reference architectures and machine learning pipelines in a big data ecosystem to productize our solutions. Advanced analytical algorithms driven by our team will help Walmart to optimize business operations, business practices and change the way our customers shop. 

The data science community at Walmart Global Tech is active in most of the Hack events, utilizing the petabytes of data at our disposal, to build some of the coolest ideas. All the work we do at Walmart Labs will eventually benefit our operations & our associates, helping Customers Save Money to Live Better.  

Your Opportunity 

As an Senior Data Scientist for Walmart Global Tech, you’ll have the opportunity to  

• Drive data-derived insights across the wide range of retail divisions by developing advanced statistical models, machine learning algorithms and computational algorithms based on business initiatives  

• Direct the gathering of data, assessing data validity and synthesizing data into large analytics datasets to support project goals  

• Utilize big data analytics and advanced data science techniques to identify trends, patterns, and discrepancies in data. Determine additional data needed to support insights 

• Build and train statistical models and machine learning algorithms for replication for future projects 

• Communicate recommendations to business partners and influencing future plans based on insights 

What You Will Do 

• Play a key role to solve complex problems, pivotal to Walmart’s business and drive actionable insights from petabytes of data 

• Utilize product mindset to build, scale and deploy holistic data science products after successful prototyping 

• Demonstrate incremental solution approach with agile and flexible ability to overcome practical problems 

• Lead small teams and participate in data science project teams by serving as the technical lead for project 

• Partner with senior team members to assess customer needs and define business questions 

• Clearly articulate and present recommendations to business partners, and influence future plans based on insights 

• Partner and engage with associates in other regions for delivering best services to the customers around the globe 

• Work with customer centric mindset to deliver high quality business driven analytic solution 

• Mentor peers and analysts across the division in analytical best practices 

• Drive innovation in approach, method, practices, process, outcome, delivery, or any component of end-to-end problem solving 

• Promote and support company policies, procedures, mission, values, and standards of ethics and integrity 

Our Ideal Candidate 

You are a technically strong and high performing individual with excellent communication skills, proven analytical skill set and strong customer focus. You stay updated with latest research and technology ideas, and have a passion to utilize innovative ways to solve problems. You are a good story-teller and able to simply articulate the intricacies of your models as well as explain your results clearly to stakeholders. You have industry knowledge of the retail space, with keen interest in keeping up to date on the latest happenings in this space. 

What You will Bring 

• Bachelor's with > 7 years of relevant experience OR Masters with > 5 years of relevant experience OR PHD in Comp Science/Statistics/Mathematics with > 3 years of relevant experience 

• Experience in Analyzing the Complex Problems and translate it into data science algorithms 

• Experience in machine learning, supervised and unsupervised: NLP, Classification, Data/Text Mining, Multi-modal supervised and unsupervised models, Neural Networks, Deep Learning Algorithms 

• Experience in statistical learning: Predictive & Prescriptive Analytics, Web Analytics, Parametric and Non-parametric models, Regression, Time Series, Dynamic/Causal Model, Statistical Learning, Guided Decisions, Topic Modeling 

• Experience with big data analytics - identifying trends, patterns, and outliers in large volumes of data 

• Embedding generation from training materials, storage and retrieval from Vector Databases, set-up and provisioning of managed LLM gateways, development of Retrieval augmented generation based LLM agents, model selection, iterative prompt engineering and finetuning based on accuracy and user-feedback, monitoring and governance.  

• Lead role mentoring multiple Jr. Analysts on approach and results.  

• Strong Experience in Python, PySpark 

• Google Cloud platform ,Vertex AI, Kubeflow, model deployment 

• Strong Experience with big data platforms – Hadoop (Hive, Map Reduce, HQL, Scala) 

Additional Preferred Qualifications: 

• Domain Knowledge of one or more divisions in Retail 

• Published papers or given talks in leading academic and research journals 

• Published papers or given talks in Data Science Forums 

• Hold data science related patents 

• Experience with big data platforms - Hadoop(Hive, Pig, Map Reduce, HQL) / Spark 

• Experience in deep learning and worked in TensorFlow and Torch 

• Experience with GPU/CUDA for computational efficiency 

About Walmart Global Tech

From entry-level to executive positions, Walmart provides limitless opportunities for growth, and career development. Walmart started small, with a single discount store and the simple philosophy of selling more for less. Today, we are a growing technology-enabled company founded on the same values as our first store. We establish clear expectations, empower associates to manage their work, and hold ourselves and one another to a high standard. Walmart's scale enables us to have an. No other company has the reach of Walmart, with 2.3 million associates worldwide and over 230 million weekly customers. Walmart is reshaping retail by investing in an expanding workforce. While technology is at the heart of our digital transformation, people are the reason we succeed and the force behind our innovations. We train our team in the skillsets of the future and bring in experts like you to help us grow.

Flexible, Hybrid Work

We use a hybrid way of working with primary in office presence coupled with an optimal mix of virtual presence. We use our campuses to collaborate and be together in person, as business needs require and for development and networking opportunities. This approach helps us make quicker decisions, remove location barriers across our global team, be more flexible in our personal lives.

Benefits

Beyond our great compensation package, you can receive incentive awards for your performance. Other great perks include a host of best-in-class benefits maternity and parental leave, PTO, health benefits, and much more.

Equal Opportunity Employer

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.