Principal Software Engineer - Tech

Wal-Mart•Sunnyvale, CA

40d•$95,000 - $165,000

About The Position

Build the Platform Powering the World's Largest Retail Network Walmart Global Tech is hiring a Principal Engineer to lead the design and development of our next-generation infrastructure applications platform-a critical foundation of Walmart's Zero-Touch Networking initiative. In this high-impact role, you'll architect scalable systems that automate and streamline how internal teams operate and gain insight into Walmart's vast global infrastructure. You'll collaborate across engineering, operations, and product teams to deliver intuitive, intelligent, and resilient infrastructure tools-ultimately helping Walmart scale faster, operate smarter, and deliver better experiences to millions of customers around the world. Build the Platform Powering the World's Largest Retail Network Walmart Global Tech is hiring a Principal Engineer to lead the design and development of our next-generation infrastructure applications platform-a critical foundation of Walmart's Zero-Touch Networking initiative. In this high-impact role, you'll architect scalable systems that automate and streamline how internal teams operate and gain insight into Walmart's vast global infrastructure. You'll collaborate across engineering, operations, and product teams to deliver intuitive, intelligent, and resilient infrastructure tools-ultimately helping Walmart scale faster, operate smarter, and deliver better experiences to millions of customers around the world. About the Team The Critical Infrastructure Automation & Observability team is rethinking how Walmart builds and manages infrastructure at scale. Our mission is to build a fully automated, intelligent, and self-healing platform that enables infrastructure teams to manage complexity with speed, safety, and efficiency. You'll join a team of experts dedicated to eliminating toil, embracing modern engineering practices, and driving meaningful transformation at enterprise scale. Note- "Immigration sponsorship is not available in this role"

Requirements

Extensive hands-on engineering experience in designing and building large-scale platforms (typically 10+ years).
Proven expertise in full-stack development, ideally with:
Frontend: React or similar frameworks
Backend: Java, Scala, or Golang
Databases: Postgres, Elasticsearch
Streaming: Kafka or NATS
Strong understanding of infrastructure automation, intent-based networking, and platform abstraction.
Experience designing APIs, orchestration engines, and developer-facing tools.
Operational mindset with experience delivering high-availability systems, incident response processes, and well-instrumented services.

Nice To Haves

Experience with networking domains or systems of record (e.g., NetBox) is a strong plus.
Familiarity with cloud platforms like Azure or Google Cloud.

Responsibilities

Lead architecture and development of Walmart's infrastructure-facing applications that power automated network management, device lifecycle operations, and observability.
Design modern APIs and front-end experiences to support self-service operations across networking, SRE, and platform teams.
Build high-scale backend services, orchestration engines, and visualization tools to deliver automation, insights, and control in a unified platform.
Champion platform reliability and operational excellence-ensuring observability, alerting, incident response, and 24/7 service availability.
Mentor engineers, drive technical standards, and collaborate closely with leaders across infrastructure, product, security, and operations.
Translate business and infrastructure needs into elegant, extensible technical solutions that drive measurable outcomes.

Benefits

At Walmart, we offer competitive pay as well as performance-based bonus awards and other great benefits for a happier mind, body, and wallet. Health benefits include medical, vision and dental coverage. Financial benefits include 401(k), stock purchase and company-paid life insurance. Paid time off benefits include PTO (including sick leave), parental leave, family care leave, bereavement, jury duty, and voting. Other benefits include short-term and long-term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement, and more.
You will also receive PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes. The amount you receive depends on your job classification and length of employment. It will meet or exceed the requirements of paid sick leave laws, where applicable.
Live Better U is a Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities. Programs range from high school completion to bachelor's degrees, including English Language Learning and short-form certificates. Tuition, books, and fees are completely paid for by Walmart.

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