Senior, Software Engineer (AdTech Backend)

Position Summary :

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What you'll do : About the team :

About the team :

The mission of Walmart Display Ads is to connect brand owners and shoppers with relevant display ads. We bring brand awareness and rich product information to shoppers and help brand owners grow their business with advanced targeting and optimization techniques.

This is a fast-growing business never lacking opportunities! We are looking for an experienced tech lead to spearhead advertising data analytics related to demand, supply, and overall marketplace health.

You will be responsible for extracting meaningful insights about campaign performance, marketplace efficiency, and gaps in systems and products, surfacing marketplace health metrics via dashboards, and working with cross-functional partners to move the needle in display advertising.

What you will do :

• Develop and maintain highly scalable and fault-tolerant ad serving system that process, store, and serve large volumes of data including online and offline user activities, impressions, and sales data.
• Lead and participate in small to large sized projects by reviewing project requirements; gather requested information; write and develop code;
• conduct unit testing; communicate status and issues to team members and stakeholders; collaborate with project team and cross functional teams;

troubleshoot open issues and bug-fixes; and ensure on-time delivery and hand-offs.

Lead assigned projects by providing pertinent design, documents; identifying short- and long-term solutions and timeline;

reviewing and providing feedback for proposed solutions; and performing design and code reviews of changes.

• Experience with enterprise monitoring and alerting solutions like Prometheus, Graphite, alerts manager and Splunk.
• Provide guidance and mentorship to junior data.
• Work closely with cross functional teams, including data scientists, product managers, and software engineers, to carry out various experiments across different areas of the AdTech platforms to improve customer experience and ad relevance.

What you'll bring :

• Bachelor's Degree in Computer Science or a related field.
• 5+ years' experience in internet-scale distributed technologies (e.g. Solr, Kafka, Mem Cache, etc.)
• Expertise in one or more programming languages (e.g. Java, Scala, etc.)
• Relevant experience with relational and no-sql databases (e.g. MySQL, Oracle, Cassandra, etc.)
• Advanced knowledge of complex software design, distributed system design, design patterns, data structures and algorithms.
• Ability to explain complex subjects in layman's terms.
• Experience with distributed version control like Git or similar.
• Familiarity with continuous integration / deployment processes and tools such as Jenkins and Maven.
• Strong analytical skills and programming skills.
• Technologies : Java, Springboot, Kafka, Avro, GCS, GCP.

Nice to have :

• Experience in the advertising domain.
• Experience in Machine Learning.

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 is what we do at Walmart Global Tech.

We are 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 and those looking for the opportunity to define their career. Here, you can kickstart a distinguished 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 the 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.

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.

Minimum Qualifications :

Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.

• Option 1 : 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.
• Option 2 : 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.

We value candidates with a background in creating inclusive digital experiences, demonstrating knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.

2 AA standards, assistive technologies, and integrating digital accessibility seamlessly. The ideal candidate would have knowledge of accessibility best practices and join us as we continue to create accessible products and services following Walmart's accessibility standards and guidelines for supporting an inclusive culture.

Primary Location :

680 West California Avenue, Sunnyvale, CA 94086-4834, United States of America.

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