Senior Mobile Engineer

About Built Built's Mission: Connect and simplify doing business in real estate. Built is the AI-powered platform transforming the way real estate is financed, developed, and managed. Purpose-built for real estate and construction, Built began by fixing construction draw management for lenders and has grown into a comprehensive operating system addressing some of the industry’s most complex challenges. Through its connected product suite, Built enables stakeholders to finance, develop, build, own, and operate smarter—all in one place. The platform brings together loans, deals, portfolios, payments, inspections, and collaboration to deliver faster execution, greater transparency, efficiency, and trust across the industry. Today, Built is a partner to more than 350 lenders, over 80,000 borrowers and owners, and thousands of contractors, powering 86,000 active projects valued at more than $300 billion. Learn more at getbuilt.com: Life At Built / Built Cares Series D Financing Round Built Recognized in Two American Business Award Categories Built Secures Investment from Citi Staff Mobile Engineer (E4) About the Role Built is looking for a Staff Mobile Engineer (E4) to lead and evolve our mobile platform. This is a senior individual contributor role with broad technical ownership, deep hands-on development, and meaningful influence across the organization. You’ll serve as the technical owner of the Built Inspection Application, shaping its architecture, performance, reliability, and developer experience. Beyond a single application, you’ll help define how mobile engineering is done at Built - setting standards, influencing roadmaps, and partnering closely with Product, Design, Backend, and Platform teams to ensure mobile is a first-class citizen across our platform. This role is ideal for someone who enjoys solving complex mobile problems, thinking at the platform level, and raising the engineering bar through both execution and influence. What You’ll Do Mobile Engineering Development Design, build, and maintain native iOS (Swift / SwiftUI) and Android (Kotlin / Jetpack Compose) applications Own the Built Inspection Application end-to-end, including architecture, quality, stability, and long-term scalability Lead complex feature development from concept through production and post-launch support Architect secure, performant, and maintainable mobile solutions Ensure strong standards for testing, observability, performance, accessibility, and offline/data-sync behavior Technical Leadership Define and drive mobile engineering standards across Built, including architecture patterns, tooling, CI/CD, testing, and release processes Make thoughtful technical decisions that balance delivery speed with long-term platform health Proactively identify and address technical debt, platform risks, and scalability concerns Act as a subject-matter expert for mobile engineering across the company Cross-Functional Collaboration Partner closely with Product and Design to translate business needs into high-quality mobile experiences Collaborate with Backend and Platform teams to define APIs and end-to-end system behavior Influence product and technical roadmaps through feasibility assessments and tradeoff analysis Mentorship Influence Mentor and support other engineers through code reviews, design reviews, and knowledge sharing Help raise the overall engineering bar across the organization Contribute to hiring, onboarding, and the growth of mobile engineering talent at Built What We’re Looking For Required Qualifications Extensive experience building and shipping native mobile applications for both: iOS using Swift and SwiftUI Android using Kotlin and Jetpack Compose Experience with local persistence frameworks such as CoreData (iOS) and Room (Android) Proven ability to design, own, and evolve large-scale, production mobile applications Strong understanding of mobile architecture patterns (e.g., MVVM, Clean A ... (truncated, view full listing at source)