The Cortex team is Walmart’s core AI conversational platform, powering the vision of delivering the world’s best personal assistants to Walmart customers
Job Summary
The Cortex team is Walmart’s core AI conversational platform, powering the vision of delivering the world’s best personal assistants to Walmart customers.
This role focuses on applying large language models, advanced NLP, and agentic AI architectures to solve real-world problems at massive scale.
Beyond our great compensation package, you can receive incentive awards for your performance.
Matching Summary
The Cortex team is Walmart’s core AI conversational platform, powering the vision of delivering the world’s best personal assistants to Walmart customers.
Salary
Base: $132,000.00 - $264,000.00; Bonus/Equity: annual or quarterly performance bonuses, Stock; Benefits: 401(k) match, stock purchase plan, paid maternity and parental leave, PTO, multiple health plans, and much more
Skills & Requirements
Must-have
Generative AI and conversational systems
Transformer-based LLM architectures
Agentic AI systems design
Prompt engineering expertise
Python and SQL programming skills
ML evaluation metrics and experimental design
Nice-to-have
Multimodal AI systems experience
Production-scale conversational agents
LLM serving optimization techniques
Fast-paced, collaborative environments
Inclusive digital experiences
Key Requirements
Master's degree or equivalent industry experience
5+ years of experience in ML Data Science
Strong expertise in NLP, Conversational AI, or Generative AI
Hands-on LLM-based application design and deployment
Experience building agentic AI systems
Ability to drive projects from research to production