Senior, Software Engineer (Full Stack)

Position Summary:About the team:Walmart's Advertising Technology group enables the connection between supplier brands and retail shoppers at an unprecedented scale. We are a highly motivated group of engineers and data scientists, working in an agile group to solve sophisticated and high impact problems. We serve billions of ad requests every month with our high-performance ad servers. There are millions of customers shopping on Walmart websites and in stores daily, and advertising helps advertisers bring the best products to our customers. If you want to influence millions of customers on their shopping journeys, we have a role for you.What you will do:Build an Advertising platform that powers Ad delivery to the variety of digital screens present in Walmart stores worldwide.Design and develop key features of the platform using a microservices architecture.Implement user interfaces that allow advertisers to visualize the performance of their campaigns.Build data systems that ingest, model, and analyze massive flows of data from online and offline user activities, processing hundreds of millions of sales and impressions data to obtain insights and analytics related to advertising campaign performance.Troubleshoot business and production issues by gathering information (issue, impact, criticality, root cause), engage support teams to assist in resolution of issues, formulate an action plan, perform actions as designated in the plan, interpret the results to determine further action, and complete online documentation.Develop software using object-oriented languages such as Scala and Java. Implement advertising measurement systems that leverage machine learning and statistical techniques.What you will bring:Experience programming in an object-oriented language (Java or Scala).Experience developing large scale systems using a microservice architecture.Experience in frameworks such as Spring Boot, Play.Experience in implementing user interfaces using ReactJS.Experience in containerization and orchestration technologies like Docker, Kubernetes, etc.Experience in creating and maintaining data processing workflows with tools including Airflow or Oozie.Experience working in AdTech with demonstrated knowledge of the AdTech business.Experience developing techniques to ascertain correctness of data processing and transformation implementations using unit, integration, and end-to-end pipeline testing.Experience designing and developing software to perform ETL operations on large datasets.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 experts 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: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.Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.Bachelor's degree in computer science, computer engineering, computer information systems, software engineering, or related area and 3 years’ experience in software engineering or related area.5 years’ experience in software engineering or related area.Preferred Qualifications:Outlined below are the optional preferred qualifications for this position. If none are listed, there are no preferred qualifications.Master’s degree in Computer Science, Computer Engineering, Computer Information Systems, Software Engineering, or related area and 1 year's experience in software engineering or related area.Knowledge of creating inclusive digital experiences, demonstrating knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly.Primary Location:860 W California Avenue, Sunnyvale, CA 94086-0000, United States of America.

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