Principal Software Engineer

Walmart Global Tech; San Francisco (CA); On-site; USD 143,000 - 286,000; Full time

Benefits offered by this job

Health benefits (medical, vision, and牙

401(k) and stock purchase

Paid time off and other leave

Job summary

Walmart Fulfillment Services (WFS) Technology in the United States seeks a Principal, Software Engineer to lead design and delivery of scalable platform capabilities. The role drives full SDLC across multiple teams, focusing on cloud-native architectures, AI/ML-enhanced applications, and operational excellence.

You will mentor engineers, translate business needs into technical requirements, and champion continuous improvement to align engineering with Walmart’s long-term tech vision.

Qualifications

• Hands-on technical leadership delivering production-quality code.
• Experience leading platform engineering with cloud-native architectures.
• Strong skills in CI/CD, testing, observability, and incident response.
• Expertise in integrating AI/ML into software systems.

Responsibilities

• Be a deeply hands-on technical leader, write production-quality code, build automated tests, and take implementations all the way through production deployment.
• Lead platform engineering to deliver scalable, cloud-native infrastructure and reusable tooling.
• Drive full software development lifecycle across teams with high availability and real-time data processing.
• Architect and integrate AI/ML-enhanced applications for millions of users.
• Provide technical leadership and mentorship to promote engineering excellence.
• Collaborate with stakeholders to translate business needs into technical requirements and measurable success metrics.
• Champion continuous improvement by adopting innovative tools and practices to boost velocity and quality.

Skills

Cloud-native architectures

Platform engineering leadership

CI/CD & testing

Observability & incident response

AI/ML integration

Mentorship

Architectural decision-making

Cross-functional collaboration

Production-quality code

Tools

Python

Java

C++

Job description

The (USA) Principal, Software Engineer leads the design and delivery of scalable platform capabilities, including cloud-native architectures and AI/ML-enhanced applications. This role drives the full software development lifecycle across multiple teams, ensuring high availability, reliability, and performance. The position requires strategic technical leadership, mentorship, and collaboration with cross-functional stakeholders to align engineering efforts with business objectives. The Principal Engineer champions innovation, continuous improvement, and operational excellence while maintaining architectural integrity and delivering solutions that support Walmart’s long-term technology vision.

About the team:

Walmart Fulfillment Services (WFS) Technology delivers scalable fulfillment solutions integrating transportation, inventory, warehouse operations, billing, and delivery for third-party sellers. The team bridges Marketplace and Walmart’s supply chain by collaborating with Product, Business, Operations, Supply Chain, and Transportation partners. Combining the agility of a growth business with the scale of a global retailer, the team drives innovation and expands fulfillment capabilities into new models and international markets. Focused on technical excellence and cross-functional collaboration, the team develops impactful solutions that enhance seller fulfillment and support business growth.

What you'll do:

• Be a deeply hands-on technical leader, write production-quality code, build automated tests, and take implementations all the way through production deployment.
• Lead platform engineering efforts to deliver scalable, cloud-native infrastructure and reusable tooling aligned with strategic roadmaps.
• Drive full software development lifecycle across teams, ensuring high availability, fault tolerance, and real-time data processing capabilities.
• Architect and integrate AI/ML-enhanced applications to support millions of users with advanced intelligent systems.
• Provide technical leadership and mentorship, promoting engineering excellence.
• Collaborate with stakeholders to translate business needs into actionable technical requirements and measurable success metrics.
• Champion continuous improvement by adopting innovative tools and practices to enhance development velocity and quality.

What you'll bring:

• Strong coding skills and ability to deliver production quality code.
• Extensive experience in platform engineering leadership, delivering scalable, cloud-native architectures and reusable infrastructure.
• Proven expertise in software development lifecycle management, including CI/CD, testing, observability, and incident response.
• Strong background in AI/ML integration and building intelligent software systems using languages such as Python, Java, and C++.
• Demonstrated ability to leverage advanced development tools to enhance quality and velocity.
• Skilled in technical mentorship, architectural decision-making, and fostering engineering excellence across teams.
• Excellent problem-solving and requirements analysis capabilities with a focus on customer-centric metrics and outcomes.
• Effective collaboration and communication skills to engage cross-functional stakeholders and drive innovation.

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.

For information about PTO, see https://one.walmart.com/notices.

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.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to a specific plan or program terms.

For information about benefits and eligibility, see One.Walmart.

The annual salary range for this position is $143,000.00 - $286,000.00

Additional compensation includes annual or quarterly performance bonuses.