Walmart

The role focuses on designing and building multi-modal evaluation frameworks and AI-as-a-judge systems, primarily for generative AI content in Extended Reality experiences. It involves fine-tuning Vision-Language Models and Reward Models, leading experimentation with causal inference, orchestrating RLHF strategies, and collaborating on model launch criteria. The role also involves staying current with research in perceptual quality and implementing techniques to detect issues in generated content.

Principal Engineer on the Walmart Advertising technology team, defining and leading the test engineering strategy for AI-powered advertising systems. This includes ML model validation, intelligent audience pipelines, real-time bidding infrastructure, and programmatic data platforms. The role involves architecting test frameworks, embedding quality into AI/ML lifecycles, and operating as a senior technical leader.

This role defines and executes the data science roadmap for Walmart's experimentation platform, focusing on AI evaluation, LLM evals, and measurement systems. It involves hands-on technical leadership in statistical frameworks, data pipelines, and establishing AI-native experimentation strategies.

Staff Software Engineer on the AI Safety team within Information Security, responsible for designing and building AI evaluation infrastructure, safety tooling, and automation to detect harmful, biased, or non-compliant AI behavior. The role involves translating safety and governance requirements into production-grade systems, contributing to AI safety standards, and collaborating with AI/ML engineers and product teams.