Staff, Software Engineer

Walmart•Bentonville, AR

2d•$110,000 - $220,000•Onsite

About The Position

As a Staff Software Engineer, you will lead the design and delivery of scalable platform capabilities across the full software development lifecycle, from coding through deployment and maintenance. You will apply cloud-native architecture principles, integrate AI/ML technologies, provide technical leadership and mentorship, and collaborate across teams to deliver high-quality solutions aligned with business objectives. The role is part of Walmart Global Tech’s Physical AI Team, which works on physical security and access management using Digital Locks, IoT, Edge Computing, Cloud Platforms, and Artificial Intelligence. The team builds secure, scalable solutions for connected devices across Walmart facilities in collaboration with product, security, infrastructure, and operations teams. You will own the end-to-end mobile and web experience for the Digital Key platform, including NFC and BLE interactions, lock unlocking, enrollment, and audit across a React Native mini app, native SDKs, and an administrative web portal. You will lead the technical architecture of React Native SDKs and mini apps, contribute production code across React Native, TypeScript SDKs, and a Next.js portal, and establish engineering standards for code quality, testing, and accessibility. The position also involves hardware integration with lock vendors, performance and scale improvements, mobile observability and operational practices, platform tooling, and shaping the mobile and web roadmap. Immigration sponsorship support is not available for this position. The primary location is 2908 SE I St Ste 100, Bentonville, Arkansas. The annual salary range is $110,000–$220,000, with additional compensation that may include performance bonuses and stock.

Requirements

At least 6 years of experience building React Native applications and modern web solutions, as stated in the role requirements.
Strong expertise in React, Next.js, TypeScript, and JavaScript.
Experience designing scalable cloud-native applications using microservices and containerized architectures.
Proficiency in software design patterns, API design, and building maintainable solutions.
Experience across the full software development lifecycle, including CI/CD and production support.
Hands-on experience with BLE SDK integrations, NFC capabilities, and connected-device ecosystems.
Experience working in monorepos and building applications at scale with testing practices such as Jest.
Ability to use data-driven insights to improve engineering processes and product outcomes.
Proven ability to mentor engineers and influence technical decisions.
Strong collaboration and communication skills across cross-functional teams and stakeholders.
Minimum qualification: either a bachelor’s degree in computer science, computer engineering, computer information systems, software engineering, or a related area plus 4 years of software engineering or related experience; or 6 years of software engineering or related experience.

Nice To Haves

Master’s degree in computer science, computer engineering, computer information systems, software engineering, or a related area and 2 years of software engineering or related experience.
Background creating inclusive digital experiences, including knowledge of WCAG 2.2 AA, assistive technologies, accessibility best practices, and Walmart accessibility standards and guidelines.

Responsibilities

Own the end-to-end mobile and web experience for the Digital Key platform, including NFC tap, BLE connection, unlocking, enrollment, and audit across the React Native mini app, native SDKs, and admin web portal.
Lead technical design and architecture for React Native SDKs and mini apps, including migration to React Native’s New Architecture and defining module boundaries in an Expo monorepo.
Write and review production code across the React Native app, TypeScript SDKs, and Next.js web portal; set standards for code quality, Jest/TDD testing, and accessibility.
Partner with lock vendors on BLE/NFC SDK contracts and firmware updates to ensure reliable unlocking across device types, operating systems, and store environments.
Collaborate with product, design, backend, and host-app teams on API contracts, feature flags, store-by-store rollout plans, and incident response.
Drive scale and performance improvements, including BLE connection speed, unlock success rates, offline key caching, app startup time, bundle size, and device install compatibility affected by permissions and manifest changes.
Improve mobile observability and operations through telemetry, funnel events, alerting, dashboards, phased releases, runbooks, change management, and healthy on-call practices.
Lead frontend and mobile platform initiatives, including reusable component libraries, shared SDK tooling, CI/CD pipelines, and improved developer experience across the monorepo.
Mentor engineers, lead design reviews, and shape the long-term mobile and web roadmap with engineering leadership.
Apply cloud-native architecture principles and integrate AI/ML technologies to advance intelligent automation.
Champion engineering excellence through continuous improvement, data-driven decision-making, and effective stakeholder communication.

Benefits

Medical, vision, and dental coverage.
401(k).
Stock purchase plan.
Company-paid life insurance.
Paid time off, including sick leave.
Parental leave.
Family care leave.
Bereavement leave.
Jury duty leave.
Voting leave.
Short-term and long-term disability.
Company discounts.
Military Leave Pay.
Adoption and surrogacy expense reimbursement.
PTO and/or PPTO that may be used for vacation, sick leave, holidays, or other purposes.
Walmart-paid Live Better U education benefit for eligible full-time and part-time associates, covering tuition, books, and fees for qualifying programs.
Performance-based bonus awards, including annual or quarterly performance bonuses; stock may also be additional compensation for certain positions.