Distinguished Engineer/Architect 

What you’ll do… 

Leads and directs in large-scale, complex, cross-functional projects by reviewing project requirements, translating requirements into technical product solutions in the advertising business systems. Directs root cause analysis of critical business and production issues by reviewing and analyzing information (for example, issue, impact, criticality, possible root cause); directing actions as designated in the plan.   

About the team: 
 

Walmart's Advertising Technology group enables the connection between supplier brands and retail shoppers at 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. We build smart data systems that ingest, model, analyze and optimize the massive flow of data from online and store user activity and transactions. We use cutting edge machine learning, data mining and optimization algorithms on this data. Above all, we are laser focused on delivering experiences that our customers and advertisers love. This role is part of our Advertising Business Systems (ABS) engineering team and will build the next generation omni-advertising platforms to deliver performance and value to advertisers at scale. A successful person in this role will architect major components of the automation initiatives for AdTech, drive alignment with other teams, guide architecture and technology choices within the team and across Walmart. This role will be responsible for analyzing competitive trends and patterns; analyzing the technology landscape; evaluating short-term and long-term implications and communicating strategies and initiatives clearly. This is a hands-on Architect role, and we are looking for an exceptional and experienced coder first. 

You’ll sweep us off our feet if… 

• 15+ years of experience in software development, focusing on big data processing, real-time serving and distributed low latency systems
• Expert in multiple distributed technologies (e.g. Spark/Storm, Kafka, Key Value Stores, Caching, Solr, Druid, etc.)
• Proficient in Scala or Java and Full Stack application development.
• Deep knowledge in Hadoop ecosystem, like HDFS, Hive, MapReduce, presto etc.
• Advanced knowledge of complex software design, distributed system design, design patterns, data structures and algorithms.
• Experience working as a Machine learning engineer closely collaborating with data scientists.
• Experience in one or more public cloud technologies like GCP, Azure, etc. 
• Excellent debugging and problem-solving capability. 
• Experience in working in large teams using CI/CD and agile methodologies.
• Domain expertise in Ad Tech systems is a plus. Experience working with financial applications is a plus.  

You’ll make an impact by:  

• Define overall Advertising Business Systems (ABS) Architecture strategy for ABS including for Global ABS as part of the Global Ad Serving initiative. 
• Developing highly scalable services to process millions of requests per day and solve complex software systems problems by leveraging state-of-the-art technology. 
• Drive consensus with other Tech teams to consolidate data, data access patterns, and data pull mechanisms. 
• Working with the data scientists and product managers to deliver various initiatives across different areas of the AdTech platforms to improve advertiser experience. 
• Drive AI/ML based capabilities such as Demand Forecasting, Media Mix, and Operations automation. 
• Driving projects of high visibility across the organization. 
• Drive Operational Excellence and Engineering Excellence initiatives for ABS as a whole by enforcing Engineering Best Practices. 
• Come up with a strategy and plan to support third party SaaS applications for various business areas. 
• Mentoring and guiding mid-to-junior engineers. 
• Showing your chops as an exceptional and experienced coder. 

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 duties, responsibilities and qualifications required of employees assigned to this job. The full Job Description can be made available as part of the hiring process. 

Benefits & Perks 

Beyond competitive pay, 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. 

Who We Are 
 

Join Walmart and your work could help over 275 million global customers live better every week. Yes, we are the Fortune #1 company. But you’ll quickly find we’re a company who wants you to feel comfortable bringing your whole self to work. A career at Walmart is where the world’s most complex challenges meet a kinder way of life. Our mission spreads far beyond the walls of our stores. Join us and you'll discover why we are a world leader in diversity and inclusion, sustainability, and community involvement. From day one, you’ll be empowered and equipped to do the best work of your life 

About Global Tech  

Imagine working in an environment where one line of code can make life easier for hundreds of millions of people and put a smile on their face. That’s what we do at Walmart Global Tech. We’re a team of 15,000+ software engineers, data scientists and service professionals within Walmart, the world’s largest retailer, delivering innovations that improve how our customers shop and empower our 2.2 million associates. To others, innovation looks like an app, service or some code, but Walmart has always been about people. People are why we innovate, and people power our innovations. Being human-led is our true disruption.