<h2>Position Summary...</h2>Data Ventures exists to unlock the full value of Walmart’s data by developing and productizing B2B data initiatives that empower merchants and suppliers to make better, faster decisions for the business.  As part of this transformation, we’re seeking entrepreneurial individuals to help drive data productization from concept to deployment.<h2>What youll do...</h2><ul><li>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.</li><li>Develop big data applications for precise audience targeting and cutting-edge measurement for campaign reporting, leveraging the wealth of data within the Walmart ecosystem.</li><li>Set up ETL jobs in Airflow to move large volume of distributed data from various sources to secondary data centers for business continuity and disaster recovery.</li><li>Troubleshoot business and production issues by gathering information (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.</li><li>Develop complex software features to streamline and scale batch jobs to support advertising propensity models.</li><li>Design, develop, and maintain software for the targeting and reporting data pipelines in Spark, Hadoop and Map-Reduce.</li><li>Develop software using object-oriented languages such as Scala and Java. Implement advertising measurement systems that leverage machine learning and statistical techniques.</li><li>Apply regression and classification machine learning methods in developing measurement products.</li><li>Use Advanced big data scheduling techniques (Airflow) for reliable and recurrent data processing.</li><li>Perform advanced data investigations using SQL and Spark or Hive.</li><li>Have a good understanding of creating data as a product with knowledge on Java backend and Rest API/GraphQL</li><li>Design and develop systems and methods for ensuring quality for large data pipelines and guide the product through all stages of user acceptance process.</li></ul>  What youll bring:<ul><li>Experience programming in an object-oriented language (Java or Scala).</li><li>Experience using Spark in batch jobs to process large scale data.</li><li>6+ years of software development experience, machine learning engineering or related field.</li><li>Experience in creating and maintaining data processing workflows with tools including Airflow.</li><li>Experience using Spark, Hive, or SQL to perform advanced data investigation.</li><li>Experience implementing statistical and machine learning methods for data classification and regression.</li><li>Experience developing techniques to ascertain correctness of data processing and transformation implementations using unit, integration, and end-to-end pipeline testing.</li><li>Experience designing and developing software to perform ETL operations on large datasets.</li><li>Experience building microservices.</li></ul>  Preferred experiences: <ul><li>Masters in data mining, database system, data management, machine learning, or statistic is a plus. </li><li>Publications in top-tier academic conference and journal is a plus. </li><li>Experiences with ad-tech targeting, measurement, identity mapping related domain is a plus. </li><li>Patents in data or machine learn related domains is a plus.</li></ul>At Walmart, we offer competitive pay as well as performance-based bonus awards and other great benefits for a happier mind, body, and wallet. Health benefits include medical, vision and dental coverage. Financial benefits include 401(k), stock purchase and company-paid life insurance. Paid time off benefits include PTO (including sick leave), parental leave, family care leave, bereavement, jury duty, and voting. Other benefits include short-term and long-term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement, and more.‎ ‎ ‎ You will also receive PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes. The amount you receive depends on your job classification and length of employment. It will meet or exceed the requirements of paid sick leave laws, where applicable.‎ For information about PTO, see <a target="_blank" href="https://one.walmart.com/notices">https://one.walmart.com/notices</a>.‎ ‎ Live Better U is a Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sams Club facilities. Programs range from high school completion to bachelors degrees, including English Language Learning and short-form certificates. Tuition, books, and fees are completely paid for by Walmart.‎ Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to a specific plan or program terms.‎ For information about benefits and eligibility, see <a href="https://bit.ly/3iOOb1J" target="_blank">One.Walmart</a>.‎ Sunnyvale, California US-11349:The annual salary range for this position is $143,000.00-$286,000.00‎ Bentonville, Arkansas US-10735:The annual salary range for this position is $110,000.00-$220,000.00‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ Additional compensation includes annual or quarterly performance bonuses.‎ Additional compensation for certain positions may also include:‎ ‎ - Stock‎ ‎ <h2></h2><h2>Minimum Qualifications...</h2>Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications. Option 1: Bachelors degree in computer science, computer engineering, computer information systems, software engineering, or related area and 5 years’ experience in software engineering or related area. Option 2: 7 years’ experience in software engineering or related area.<h2></h2><h2>Preferred Qualifications...</h2>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 3 years 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.<h2></h2><h2>Primary Location...</h2>1395 Crossman Ave, Sunnyvale, CA 94089-1114, United States of AmericaWalmart and its subsidiaries are committed to maintaining a drug-free workplace and has a no tolerance policy regarding the use of illegal drugs and alcohol on the job. This policy applies to all employees and aims to create a safe and productive work environment.

Walmart

Principal, Software Engineer

Walmart

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