Principal Software Engineer – Frontend (Mobile)
Onsite · Lead 10+ yrs · Today
Posted by Saral Sharma. “Saral Sharma (Me@Platform at Walmart Global Tech) is hiring a Principal Mobile Frontend Engineer to architect associate mobile apps using React Native, Expo, and Agentic AI/LLM tooling in Bentonville, AR.”
Quick Take
Principal mobile frontend role at Walmart Global Tech in Bentonville, AR. Requires 10+ years of engineering experience with deep expertise in React Native, Expo, and modern TypeScript. The engineering team lead posted this directly on LinkedIn — high-signal opportunity to lead platform architecture for millions of associates.
🏢 About Walmart Global Tech
Walmart is a Fortune 1 global retail leader serving over 250 million customers and associates weekly. Walmart Global Tech is the enterprise technology arm delivering cloud-native platforms, real-time supply chain systems, and digital workplace experiences at massive international scale.
🎯 The Role
As a Principal Software Engineer – Frontend (Mobile) on the Me@Platform team, you will lead the technical direction and architecture for next-generation mobile applications utilized by associates across Walmart. You will spearhead cross-platform mobile development, champion engineering excellence, and integrate modern AI-driven developer workflows (Agentic AI, MCP, LLMs) to accelerate delivery.
🛠️ Tech Stack
- Core: React Native, Expo, React, TypeScript, JavaScript
- Architecture: Cross-Platform Mobile OS Internals, Native iOS/Android Bridges, Module Federation
- Tooling: Agentic AI, Model Context Protocol (MCP), LLMs, Fastlane, CI/CD
- State & Networking: Redux Toolkit, Zustand, REST APIs, GraphQL
💼 What You'll Do
- Technical Leadership: Guide distributed engineering teams through architecture decisions, technical strategies, and rigorous code reviews.
- Mobile Architecture: Architect, build, and scale high-performance React Native applications with Expo for iOS and Android.
- Developer Productivity: Integrate Agentic AI, Model Context Protocol (MCP), and LLMs into daily engineering workflows to boost velocity.
- Release Operations: Oversee mobile app store lifecycles, automated testing, and CI/CD deployment pipelines.
- Mentorship: Foster technical craft and mentor senior mobile engineers.
✅ What You'll Need
- 10+ years of total software engineering experience with at least 5+ years focused on frontend and mobile application development.
- Deep technical mastery in React Native, Expo, and modern TypeScript/JavaScript.
- Proven experience shipping consumer-facing mobile apps at scale to both Apple App Store and Google Play.
- Thorough grasp of mobile OS internals, native module bridging, and mobile performance optimization.
- Demonstrated leadership capability communicating complex architectural tradeoffs to stakeholders and mentoring engineers.
🌟 Nice to Have
- Hands-on experience integrating AI developer tools, LLMs, or autonomous agent frameworks into build pipelines.
- Familiarity with enterprise-grade micro-frontend or micro-app architecture in React Native.
Why This Role?
This listing comes straight from a hiring manager or recruiter post — not an ATS scrape. You can often reach out directly, and these roles move fast. The tech stack leans on React Native, Expo, React and more. Tagged 💰 High Comp for above-market pay.
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45 of the 200 frontend roles posted in September 2026 were lead.Compare levels