Senior Software Engineer II - Mobile

LVT•Seattle, WA

22h

About The Position

LVT is redefining how businesses operate in the physical world, moving beyond traditional security solutions to deliver AI-driven, actionable intelligence that makes sites smarter, safer, and more secure. Since pioneering our first mobile, solar-powered units, our commitment to scrappy, hands-on innovation has made us an established leader and one of the fastest-growing companies in intelligent site technology. We are building the next generation of solutions—from our physical units in the field to a powerful Agentic AI platform—that allows our customers to gain unprecedented visibility and control over safety, compliance, and operations. This is your chance to join a cutting-edge team that isn't just watching the world change, but actively building the technology that is changing it. We’re a team that’s focused on growth and innovation, and we’re proud that our crew, products, and leadership are being recognized for it. A Top-Tier Growth Company: Named one of the Financial Times’ Fastest Growing Companies 2025 and #10 on the Inc. 5000 Rocky Mountain Regional list for 2025. Innovative Leadership: Our CEO, Ryan Porter, was named an EY Entrepreneur of the Year 2025, and our CTO, Steve Lindsey, was inducted into the Silicon Slopes CTO Hall of Fame in 2024. Product & Software Excellence: We were named one of The Software Report’s Top 100 Software Companies of 2023 and are a winner of the Security Today Govies Award for 2025. As a Senior Software Engineer II at LVT, you will own the client end-to-end, designing, building, and scaling the critical React Native and Expo applications our customers rely on daily. Operating as an individual contributor with high organizational impact, your scope extends beyond mobile boundaries to shape cross-stack architecture—connecting real-time hardware flows, GraphQL gateways, and device-control paths. You will champion engineering craft, ramp swiftly into unfamiliar domains, and deliver high-performance, resilient mobile experiences that directly advance LVT’s core platform capabilities.

Requirements

6+ years of professional software engineering experience, with a proven track record of shipping production mobile applications and driving cross-team technical alignment.
3+ years of professional React Native experience (or 4+ years of native iOS/Android with extensive production RN deployment) and an active portfolio in the App Store and Google Play.
Deep production experience utilizing Expo (managed/bare workflows), EAS tools, TypeScript (strict mode, generics), and advanced client-state architectures (React Query, Zustand, Context).
Strong background implementing production push notifications (APNs/FCM lifecycle), real-time network connectivity (WebSockets), and device-level authentication (OAuth/OIDC, secure storage, biometrics).
Demonstrated success profiling real devices for startup speed, list virtualization (FlashList), memory leaks, and fluid animations (Reanimated).
Proven ability to rapidly digest unfamiliar codebases, contribute meaningfully within a quarter, and effectively navigate legacy infrastructure lacking documentation.
Exceptional interpersonal skills with the executive presence to guide cross-discipline design reviews and articulate complex technical tradeoffs clearly to engineering leadership.

Nice To Haves

Native module development (Swift/Kotlin)
WebRTC video streaming
Offline synchronization patterns
Automated mobile testing depth (Detox/Maestro)
Familiarity with our broader stack (Node.js, NestJS, Apollo Federation, IoT)

Responsibilities

Own the architecture, development, and high-quality release of mobile client features across UI, advanced navigation, state management, and offline behaviors.
Lead the design and evolution of mobile client infrastructure, authoring comprehensive engineering design documents that align adjacent web, platform, and device teams.
Trace and resolve complex, customer-facing bugs across service boundaries, including the GraphQL gateway, auth layers, and device control paths, contributing directly to backend repositories when required.
Oversee the complete mobile release pipeline, managing EAS Build/Submit/Update toolchains, provisioning, TestFlight, staged rollouts, and rapid hotfix deployment strategies.
Instrument applications for production stability—monitoring crashes, cold starts, and delivery metrics for WebSocket and push-driven real-time alert systems.
Actively mentor junior and mid-level engineers, establish technical thought leadership, and elevate team-wide standards for code reviews, design docs, and testing paradigms.
Partner directly with Product, Design, QA, and DevOps to translate complex business requirements into scalable, performant mobile technology.