Data Scientist: Prompt Engineering for High-Throughput Systems

Walmart; Oxnard (CA); On-site; USD 113,000 - 159,000; Full time

Job summary

Walmart in Oxnard, CA is seeking a mid‑level engineer to own features end‑to‑end in a full‑time role. The base salary ranges from $113,000 to $159,000 per year, with a growth plan and mentorship. This position emphasizes ownership and delivering impact on high‑traffic workloads.

The role focuses on tuning queries, building fault‑tolerant distributed systems, and optimizing infrastructure to reduce cloud spend while improving performance for Walmart’s Oxnard operations.

Qualifications

• Document work clearly and promptly
• Ability to debug at 4pm on a Friday under pressure
• Adaptability and resilience with changing requirements
• Learn new technology systems quickly and apply them effectively
• Integrity to flag your own mistakes first

Responsibilities

• Tune database queries and schemas for high-throughput Walmart workloads
• Architect fault-tolerant distributed systems leveraging Multitasking and RAG
• Catch race conditions that surface during Oxnard peak traffic
• Land analytical performance wins measurable in CA retention numbers
• Trim Walmart's cloud bill by right-sizing Prompt Engineering infrastructure in Oxnard, CA

Job description

Walmart in Oxnard, CA is seeking a mid‑level engineer to own features end‑to‑end in a full‑time role. The base salary ranges from $113,000 to $159,000 per year, with a growth plan and mentorship. This position emphasizes ownership and delivering impact on high‑traffic workloads.

The role focuses on tuning queries, building fault‑tolerant distributed systems, and optimizing infrastructure to reduce cloud spend while improving performance for Walmart’s Oxnard operations.