(Can) Gt - Software Developer Iii, Adtech

Position Summary...The AdTech M&R data team is responsible to deliver reporting and measurement for Advertisers to analyze and optimize campaigns. We are a team of data developers whose strengths are: (1) building scalable data pipelines (2) exposure to machine learning techniques and data science (3) making sense of broadly defined problems through data analysis.
What You'll Do...
What You'll Be Doing:

• Build data systems that ingest, model, and analyze massive flow 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.
• Apply regression and classification machine learning methods in developing measurement products.
• Participate in small to large sized projects by reviewing project requirements into technical solutions; gather requested information (for example, design documents, product requirements, wire frames); 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.
• Perform advanced data investigations using SQL and Pig or Hive.
• Troubleshoot business and production issues by gathering information (for example, issue, impact, criticality, possible root cause), engage support teams to assist in resolution of issues, formulate an action plan, performing actions as designated in plan, interpret the results to determine further action, and complete online documentation.
• Use Advanced big data scheduling techniques (Jenkins, Airflow) for reliable and recurrent data processing.
• Design, develop, and maintain software for the targeting and reporting data pipelines in Spark, Hadoop and Map-Reduce.
• Develop complex software features to streamline and scale batch jobs to support advertising propensity models.
• Develop big data applications for precise audience targeting and cutting-edge measurement for campaign reporting, leveraging the wealth of data within the Walmart ecosystem.
• Set up ETL jobs in Jenkins to move large volume of distributed data from various sources to secondary datacenters for business continuity and disaster recovery.
• Develop software using object-oriented languages such as Scala and Java. Implement advertising measurement systems that leverage machine learning and statistical techniques.
• Design and develop systems and methods for ensuring quality for large data pipelines and guide the product through all stages of user acceptance process.

Minimum education and experience required: Master’s degree or the equivalent in Computer Science, Engineering (any), or related field.
Skills Required

• Experience implementing statistical and machine learning methods for data classification and regression.
• Experience using Hadoop and Map Reduce in batch jobs to process large scale data.
• Experience programming in an object-oriented language (Java or Scala).
• Experience using Pig, Hive, or SQL to perform advanced data investigation.
• 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 in creating and maintaining data processing workflows with tools including Airflow or Oozie.
• Experience designing and developing software to perform ETL operations on large datasets. Employer will accept any amount of professional experience with the required skills.

About Walmart Global Tech
From entry-level to executive positions, Walmart provides limitless opportunities for growth, and career development. Walmart started small, with a single discount store and the simple philosophy of selling more for less. Today, we are a growing technology-enabled company founded on the same values as our first store. We establish clear expectations, empower associates to manage their work, and hold ourselves and one another to a high standard. Walmart's scale enables us to have an. No other company has the reach of Walmart, with 2.3 million associates worldwide and over 230 million weekly customers. Walmart is reshaping retail by investing in an expanding workforce. While technology is at the heart of our digital transformation, people are the reason we succeed and the force behind our innovations. We train our team in the skillsets of the future and bring in experts like you to help us grow.
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 deferred profit-sharing plan, associate stock purchase plan, paid maternity and parental leave, PTO, multiple health plans, associate discounts, 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.
Minimum Qualifications...
Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.
Age – 16 or older
Preferred Qualifications...
Outlined below are the optional preferred qualifications for this position. If none are listed, there are no preferred qualifications.
Walmart will accommodate the disability-related needs of applicants and associates as required by law.
Primary Location…
1940 Argentia Rd, Mississauga, ON L5N 1P9, Canada
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