Data Scientist

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

This is a chance to ship code that matters, working with Feature Engineering on systems serving high-traffic workloads. The offer reads simply — full-time, $113,000 - $159,000, 4 years, and a mid-level role where ownership is not a perk but the point.

Key Responsibilities

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

What You'll Bring

• The discipline to document while it's fresh, not after it's forgotten
• The grit to debug at 4pm on a Friday without complaint
• Adaptability and resilience when facing shifting requirements
• Ability to learn new technology systems quickly and apply them effectively
• The integrity to flag your own mistakes first

Walmart is an Oxnard, CA-based company on an unpretentious path to redefine the technology industry. We believe great Prompt Engineering work comes from people who feel safe to experiment and occasionally fail.

A $113,000 - $159,000 base, a growth plan with teeth, mentorship from people who care, and flexibility baked in, that is what Walmart puts forward.

Freshly bumped to active, the Oxnard, CA role takes applicants today.