Distinguished, Software Engineer - Machine Learning
About The Position
As a Distinguished Software Engineer, you will lead the design and development of scalable, cloud-native AI-powered systems, ensuring architectural integrity and operational excellence. This role requires translating strategic objectives into robust technical solutions while fostering collaboration across engineering teams. You will champion best practices in software development, continuous integration, and reliability engineering, driving innovation and continuous improvement. By providing technical leadership and mentorship, you will enhance system performance, scalability, and maintainability, contributing to the achievement of business goals with a strong commitment to quality and operational readiness. The AdTech Measurement and Reporting team develops scalable, cloud-native platforms for real-time data processing and AI integration. This team delivers precise performance insights that support strategic decision-making and business goals. Collaborating across functions, members design robust tools to enhance reporting accuracy and efficiency. By applying advanced engineering principles and data-driven methods, the team ensures reliable, high-quality outputs. Focused on continuous innovation and alignment with technical strategy, this group advances Walmart’s technology solutions through disciplined development, testing, and delivery practices, emphasizing operational excellence and scalability.
Requirements
- 10+ years of experience in ML and data intensive platform development.
- 4+ years of experience as staff+ level technical lead.
- Familiar with distributed data processing tools and databases, e.g., Spark streaming, Flink, Kafka, RAY, BigQuery, Druid, Casandra, etc.
- Skilled at leveraging AI to enhance productivity and drive innovation.
- Familiar with GenAI skills and techniques e.g., MCP, RAG, Re-ranking, Agent Skill, Progressive disclosure, Context engineering, Agent-to-agent protocol, fine-tuning, etc.
- Familiar with prevailing ML libraries e.g., pyspark, pytorch, CUDA, Triton etc.
- Experience implementing statistical and machine learning methods for data classification, regression, ranking, and/or recommendation.
- Experience implementing transformer-based model training and real-time inference on GPU backed infrastructure.
- Experience working cross-functionally with data scientists, machine learning engineers, and product managers.
- Experience working in AdTech measurement with demonstrated knowledge of the AdTech business.
- Bachelor's degree in computer science, computer engineering, computer information systems, software engineering, or related area and 6 years’ experience in software engineering or related area.
- 8 years’ experience in software engineering or related area.
Nice To Haves
- PhD in data mining, data management, machine learning, operation research, GenAI, or statistics is a plus.
- Publications in top-tier academic conferences or journals is a plus.
- Experience with ad-tech targeting, measurement, identity mapping, bidding, and optimization related domains is a plus.
- Extensive experience in real-time data streaming applications is a plus.
- Extensive experience in ads auction retrieval and rank is a plus.
- Extensive experience in bid optimization applications is a plus.
- Patents in data mining or machine learning related domains is a plus.
- A good understanding of query optimization and distributed systems is a plus.
- A good understanding of industry trends in AdTech, ML, and GenAI is a plus.
- Master’s degree in computer science, computer engineering, computer information systems, software engineering, or related area and 4 years' experience in software engineering or related area.
- Knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly.
- 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.
Responsibilities
- Solve world class scale AdTech problems using ML (e.g., transformer model) and statistical methods together with a group talented engineers with doctoral degrees and industry experiences in top-tier tech companies.
- Lead platform development for a suite of measurement solutions from 0 to 1— including incrementality, attribution, data cleanroom measurement, partner integrations, and GenAI-powered reporting — supporting both real-time optimization and offline reporting with the absolute stability and correctness demanded by Walmart's multi-billion-dollar digital advertising business.
- Define technical direction and conduct design reviews for engineering teams while partnering with engineering leadership and cross-functional stakeholders to align technical strategy with business goals.
- 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.
Benefits
- Competitive pay
- Performance-based bonus awards
- Medical coverage
- Vision coverage
- Dental coverage
- 401(k)
- Stock purchase
- Company-paid life insurance
- PTO (including sick leave)
- Parental leave
- Family care leave
- Bereavement
- Jury duty
- Voting
- Short-term disability
- Long-term disability
- Company discounts
- Military Leave Pay
- Adoption and surrogacy expense reimbursement
- PPTO that can be used for vacation, sick leave, holidays, or other purposes
- Walmart-paid education benefit program (Live Better U) for full-time and part-time associates
- Tuition, books, and fees are completely paid for by Walmart for Live Better U programs
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What This Job Offers
Job Type
Full-time
Career Level
Senior
