Senior AI-Native Mobile Engineer (iOS ัะฐ Android)
About CreditBooster.ai
CreditBooster.ai helps Americans improve and monitor their credit scores. We are an AI-native fintech product with paying users, available on the App Store, and supported by a small remote team across the US and Europe.
About the Role
We are transitioning from React Native to fully native development: Swift/SwiftUI for iOS and Kotlin/Jetpack Compose for Android. We are looking for a Senior Mobile Engineer who will take ownership of both platforms and lead the migration effort.
We actively use AI tools (Claude Code, AI agents, Figma-to-Code), so this role is designed for an engineer who knows how to scale their productivity with AI.
What You'll Do
- Develop and maintain native iOS and Android applications.
- Lead the migration from React Native to SwiftUI and Jetpack Compose.
- Build paywalls, subscriptions, and monetization features using RevenueCat, StoreKit 2, and Google Play Billing.
- Develop AI-powered features, including chat, response streaming, and LLM integrations.
- Improve application performance, stability, and overall user experience.
- Manage App Store and Google Play releases.
- Leverage AI agents to accelerate development and maintain two codebases efficiently.
Our Ideal Candidate
- Has 5+ years of experience in mobile development.
- Is confident working with Swift/SwiftUI and Kotlin/Jetpack Compose.
- Has published apps in both the App Store and Google Play.
- Uses AI tools as part of their daily development workflow.
- Has experience with subscriptions, payment systems, and monetization.
Has English proficiency at a B2 level or higher.
Nice to Have
- React Native / Expo.
- RevenueCat.
- Kotlin Multiplatform.
- Experience with fintech or SaaS products.
Experience building custom AI agents, Claude Code Skills, or MCP servers.
Interview Process
Stage 1: HR Interview
Stage 2: A 30-minute online interview where we'll ask you to demonstrate your AI workflow in practice.