Sr Data Engineer

Sr Data Engineer

What you'll do at

SEM Engineering team is a part of Growth at Walmartlabs and is in charge of optimizing paid and free search for We are tasked with optimizing ad spend on RoAS while making sure as many items from our catalogue as practical get conversion, while doing it at scale, meaning, the traffic quality should be maintained regardless of amount of ad spend. We use data science methods to dynamically modify keyword and product ad bids across top search engine providers. The team is responsible for building data pipelines and API integrations enabling us to do so, with concerns of SLA and data quality squarely in focus, as well as building internal tool to provide our business partners control and visibility of SEM operations. Our challenge is immense. Presently, the catalog is expanding by 10s of thousands of items daily and keyword universe is growing by 10s of thousands monthly.


Minimum Qualifications

Stellar Software Engineer, capable of reliable and predictable delivery of complex projects working as part of a team.
Automation champion who is passionate about productivity and unyielding in applying best Software Engineering practices.
Role model for Software Engineers on the team and a mentor to junior talent.
Advocate of metrics-driven approach to solving business problems, operating software systems and managing agile development processes.

Master’s degree in CS or EE, or related field and 5+ years experience in building and evolving complex software systems, both customer-facing and offline.
Expert knowledge of algorithms, databases, Java and/or Python.
Expert knowledge of technologies used in building scalable, distributed systems in virtualized “cloud”-like environments.
Solid grasp of principles and approaches used in Data-driven systems and processes.
Solid devops skills in troubleshooting live applications, assessing performance bottlenecks of applications running on Linux.
Ability to successfully lead multiple projects while remaining highly technical, “hands on” contributor.

Preferred Qualifications

Prior experience working within “Growth” Engineering organizations: SEO, SEM, etc.
Prior experience extracting actionable data as well as evaluating success metrics in form of reports.
Solid understanding of mobile as well as desktop web-based applications, frameworks and processes around building and deploying those.

About Walmart Labs

Imagine working in an environment where one experiment can catapult an entire industry toward a smarter future. That’s what we do at Walmart Labs. We’re a team of 4,000+ software engineers, data scientists, designers and product managers within Walmart, the world’s largest retailer, delivering innovations that improve how our customers shop and our enterprise operates.

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You don’t have to choose between your career and your lifestyle in Silicon Valley. Here, you can have both.

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All the benefits you need for you and your family

  • 100% coverage for in network preventative care
  • Retirement Plan
  • Vision Plans
  • Dental Plans
  • Exclusive Discounts

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