(USA) Senior, Data Engineer

Job Summary

As part of Walmart Global Marketplace eCommerce engineering team, you will help define and build the Unified Data Platform as a single source of truth to centralize storage, availability, and real-time access to internal and external data with built in data governance & normalization standards. As a Senior Data Engineer, you’ll work collaboratively with Engineering and Business teams to lead technical discovery, design, and implementation of large-scale data applications and tools. You’ll have the opportunity to manage the complex challenges in integrating with various data sources, support data consumption patterns, and data enrichment requirements while using your expertise in coding, data structures and algorithms, complex triaging and analysis, and end-to-end system design.

About the team

Walmart Global Marketplace is a fast-growing segment of Walmart Global Tech. The team builds data assets to empower business teams in Global Marketplace site operations (seller.walmart.com, walmart.com, Walmart mobile apps) to measure, understand and bring insights to our core merchandise data including Sales Orders, SKU, Offers and Partner data to empower product application teams for innovating the customer experience on our site while managing risks We build out complex data workflows using GCP (Google Cloud Platform), Spark, GPU (Graphical Processing Units), Hive, Kafka, and other technologies to process hundreds of billions of transactions.

What you’ll do

• Code development of small-to medium-scale, complex, cross-functional projects.
• Enhancing design to prevent re-occurrences of defects, ensuring on-time delivery and hand-offs. Daily interacting with project manager to provide input on project plan and providing leadership to the project team.
• Develop robust, maintainable, reusable code for managing functionality, configuration, deployment, monitoring, performance, scalability, availability, security, and alerting for software test, integration, and production environments.
• Plan and implement a series of steps which potentially includes reconfiguration, integration, removal, or addition of application components to enhance the application's functionality, resiliency, usability, and security.
• Understand the Business/Stakeholder/Technical requirements and assist in analyzing the existing solutions to address the needs. Assist in creation of simple, modular, extensible functional design for the product/solution in adherence to the requirements.
• Assess gaps/ updates/ modifications between the customer/business expectations and the existing product/solutions.
• Develop, maintain, and enhance automated test cases and deployment procedures.
• Follow coding and design best practices developed by the teams and contribute towards their continuous improvement.

What you’ll bring

• You have a proven record of building data pipelines using Spark, Hive, Kafka that are highly scalable, performant, and reliable.
• Strong coding skills in JAVA, Spring, API design, GraphQL, Kafka, databases (SQL, no-SQL)
• You are skilled in data modeling & data migration protocols 
• You have experience with Presto, Big Query.
• You have experience with data integration tools like Automic, or Airflow
• You are experienced in public cloud computing platforms (e.g., GCP, Azure) 

About Walmart Global Tech
Imagine working in an environment where one line of code can make life easier for hundreds of millions of people. That’s what we do at Walmart Global Tech. We’re a team of software engineers, data scientists, cybersecurity expert's and service professionals within the world’s leading retailer who make an epic impact and are at the forefront of the next retail disruption. People are why we innovate, and people power our innovations. We are people-led and tech-empowered. We train our team in the skillsets of the future and bring in experts like you to help us grow. We have roles for those chasing their first opportunity as well as those looking for the opportunity that will define their career. Here, you can kickstart a great career in tech, gain new skills and experience for virtually every industry, or leverage your expertise to innovate at scale, impact millions and reimagine the future of retail.

Flexible, hybrid work:
We use a hybrid way of working that is primarily in office coupled with virtual when not onsite. Our campuses serve as a hub to enhance collaboration, bring us together for purpose and deliver on business needs. This approach helps us make quicker decisions, remove location barriers across our global team and be more flexible in our personal lives.

Benefits:
Benefits: Beyond our great compensation package, you can receive incentive awards for your performance. Other great perks include 401(k) match, stock purchase plan, paid maternity and parental leave, PTO, multiple health plans, 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.

The above information has been designed to indicate the general nature and level of work performed in the role. It is not designed to contain or be interpreted as a comprehensive inventory of all responsibilities and qualifications required of employees assigned to this job. The full Job Description can be made available as part of the hiring process.

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