Principal, Software Engineer

Walmart

Actively hiring

(Usa) Bentonville Global Tech Ar Bentonville Home Office, US Posted 56 days ago $110,000–$220,000 / year

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At a glance

AI generated

TL;DR

As a Principal Software Engineer in Walmart’s AI & Data organization, you will serve as a senior technical authority and hands-on architect, shaping system architecture and driving platform strategy for critical AI platforms. Your day-to-day responsibilities include owning high-impact architectural decisions, designing scalable and resilient systems, and mentoring senior engineers to elevate technical rigor across the enterprise. You will work with distributed systems, AI pipelines, and platform services, ensuring seamless integration with enterprise data foundations while implementing security and compliance measures. The role requires expertise in LLM tool-calling, schema frameworks like JSON Schema and OpenAPI, observability practices, and experience with AI/ML ecosystems in production environments. This position offers the opportunity to influence multi-team roadmaps and reduce architectural fragmentation, making a significant impact on Walmart’s global operations by enabling associates to build AI solutions efficiently and responsibly.

Skills

Python Java Kubernetes Docker CI/CD AWS Azure GCP PostgreSQL BigQuery JSON_Schema OpenAPI Pydantic protobuf Prometheus Grafana Git GitHub Jenkins Terraform Ansible Linux REST_API GraphQL Swagger Kafka Redis Docker_compose Nginx Zookeeper Hadoop Spark TensorFlow PyTorch

What you'll do

Own high-impact architectural decisions for AI and data platforms.
Drive the design of scalable and resilient system architectures.
Prototype and productionize advanced AI-enabled capabilities securely.
Mentor senior engineers to elevate technical standards across teams.
Establish comprehensive testing strategies, including unit and end-to-end tests.

What we're looking for

12+ years of experience building highly available, distributed systems.
Proven track record in delivering complex, enterprise-scale software systems.
Experience with LLM tool-calling and agentic systems, including schema validation.
Strong observability skills, including structured logging and metrics.
Familiarity with AI/ML ecosystems in production environments.
Sound architectural judgment and ability to evaluate complex trade-offs.

Market check

Salary context

This $110,000–$220,000 range sits above 32% of similar postings on FindRole.

Peer median band

$143,000–$235,413

Median floor and ceiling across peers.

Typical midpoint (25–75%)

$165,000–$214,500

Middle half of comparable postings.

Based on 240 comparable postings.

* 240 is the maximum number of comparable postings sampled.

Employer

About Walmart

Walmart Inc. is the world''s largest retailer by revenue, operating a chain of hypermarkets, discount department stores, and grocery stores, as well as a growing e-commerce presence through Walmart.com. Industry: General Merchandise & Grocery Retail

Walmart currently has 495 open roles on FindRole.

Listed pay typically runs $117,000–$234,000 across 487 roles with salary data.

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