Senior iOS Developer for Premium AI Fitness App

Building HELIX - premium AI fitness coach targeting elite men aged 25-45. Think sophisticated positioning for high-income users willing to pay $99/month subscriptions.

Project Overview:

• Advanced AI coaching system with personalized protocols
• Native iOS app with premium UX/UI design
• HealthKit integration for biometric tracking
• Subscription payments and user management
• Expert-curated fitness methodology integration

Technical Requirements:

• Swift/SwiftUI development
• OpenAI API integration for conversational AI
• StoreKit 2 for subscription management
• Core Data for user progress tracking
• Professional UI design execution

Timeline: 8-10 weeks to App Store submission

Looking for:

• 5+ years iOS development experience
• Published consumer apps with subscription models
• AI/API integration experience preferred
• Available 25+ hours/week starting immediately

Please include your portfolio of published iOS apps and estimated project cost in your proposal.