We're hiring a full-time Mobile Developer to help build and support a large-scale mobile application used by a substantial active user base across iOS and Android. This role is ideal for an experienced engineer with strong Swift, Kotlin, and mobile architecture expertise who can leverage AI tools while applying deep engineering judgment to deliver secure, production-quality software. This is a highly impactful position where you'll tackle complex mobile challenges, influence product experience, and help shape AI-assisted development practices. We're looking for someone who has shipped and maintained real-world mobile applications on a scale and can confidently navigate security, performance, and platform-specific complexities. Required Skills & Experience IOS native and Android native development experience Strong proficiency in Swift, Kotlin, and Java Experience shipping and maintaining production applications in the App Store and Google Play Expertise with MVVM, Clean Architecture, and scalable mobile design patterns Experience with geofencing and native location APIs Strong testing experience across unit, integration, and UI testing Ability to review and validate AI-generated code for quality, security, and performance Desired Skills & Experience Experience using AI for assisted development such as Claude, Cursor, etc. Strong understanding of mobile UX, accessibility, and platform design guidelines Bachelor's degree in computer science or a related field What You Will Be Doing Tech Breakdown IOS Development Android Development AI Assisted Development The Offer 1099 contract-to-hire Applicants must be currently authorized to work in the US on a full-time basis now and in the future.