(USA) Principal, Software Engineer

Position Summary...

What you'll do...

The Wellbeing organization is looking for a Principal Software Engineer - Full Stack to lead the design and implementation of scalable, secure, and resilient enterprise applications that power Walmart's global workforce. In this strategic role, you will define full-stack architecture, modernize legacy platforms, and integrate cutting-edge technologies including React Native, container frameworks, cloud-native services, and GenAI capabilities. You will provide hands-on technical leadership, mentor engineering teams, and ensure Walmart's GTA applications remain best-in-class in performance, reliability, and user experience.

What You'll Do

* Own the end-to-end architecture and implementation of high-scale full-stack applications used by millions of associates globally.
* Lead the technical modernization of legacy systems, including structured migrations from JSP-based UIs to modern React Native containerized applications.
* Design and deliver robust, secure, and scalable APIs, backend services, and front-end components using React, Node.js, TypeScript, and cloud-native technologies.
* Establish and enforce engineering excellence standards across CI/CD, observability, test automation, and system design.
* Guide the adoption of Walmart's shared container strategy, enabling consistent web and mobile delivery across global markets.
* Integrate GenAI capabilities to enhance user experience, productivity, and automation (e.g., smart form fill, contextual suggestions, developer copilots).
* Partner with cross-functional teams (Product, Design, DevOps, Data, Security) to deliver features aligned to business goals.
* Lead technical planning and execution across multiple markets, balancing reusability with localized needs.
* Mentor engineers and drive continuous learning, design thinking, and technical collaboration across teams.
* Contribute to release readiness, production support strategies, and system performance optimization.

What You'll Bring

* 13+ years of hands-on software development experience in full-stack environments.
* Proven track record of leading complex, enterprise-scale projects involving millions of users.
* Deep expertise in React, Node.js, TypeScript, RESTful APIs, and cloud-native architecture (e.g., Azure, GCP, or AWS).
* Strong command of containerized and cross-platform development (React Native, Next.js, AllSpark-style frameworks).
* Experience modernizing legacy systems and building greenfield applications.
* Knowledge of GenAI technologies and experience integrating AI/ML components into production systems.
* Strong background in CI/CD, DevOps, monitoring, and performance tuning.
* Familiarity with secure authentication, data modeling, and distributed system patterns.
* Excellent collaboration and leadership skills, with ability to influence without authority.
* Commitment to quality, technical mentorship, and a high-performance engineering culture.

Key Responsibilities within the GTA Modernization Program

* Lead Cross-Market Technical Execution

Guide design, development, and rollout of core GTA capabilities (e.g., clocking, scheduling, compliance) across U.S., Mexico, and international markets using scalable architectures.
* Migrate Legacy Platforms to Modern Stack

Own and drive the structured migration from legacy Workbrain/JSP interfaces to a React-based headless architecture with containerized delivery.
* Promote Code Quality and Automation at Scale

Define and propagate best practices for unit testing, integration testing, static analysis, and deployment pipelines across teams.
* Accelerate GenAI Adoption in GTA

Champion and lead GenAI innovation in the GTA space-from developer productivity tools to user-facing intelligent suggestions.
* Build a Global-Ready, Modular Platform

Design technical patterns that support global feature parity, configuration-based localization, and scalable multi-tenant services.

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 $110,000.00 - $220,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include :

* Stock

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Minimum Qualifications...

Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.

Option 1: Bachelor's degree in computer science, computer engineering, computer information systems, software engineering, or related area and 5 years' experience in software engineering or related area.

Option 2: 7 years' experience in software engineering or related area.

Preferred Qualifications...

Outlined below are the optional preferred qualifications for this position. If none are listed, there are no preferred qualifications.

Master's degree in computer science, computer engineering, computer information systems, software engineering, or related area and 3 years' experience in software engineering or related area., We value candidates with a background in creating inclusive digital experiences, demonstrating knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly. The ideal candidate would have knowledge of accessibility best practices and join us as we continue to create accessible products and services following Walmart's accessibility standards and guidelines for supporting an inclusive culture.

Primary Location...

508 Sw 8Th St, Bentonville, AR 72712, United States of America

Walmart and its subsidiaries are committed to maintaining a drug-free workplace and has a no tolerance policy regarding the use of illegal drugs and alcohol on the job. This policy applies to all employees and aims to create a safe and productive work environment.