iOS Developer

IOS developerWashington DC / Milford, OHFull-time roleIndependent Visa Only8+ years of iOS experience.Strong in Swift, Pass Kit, Apple Pay, Map Kit, Core Location, Nearby Interaction, Core NFC.Experience in secure coding, API integrations, and CI/CD.Roles & ResponsibilitiesRole Summary:We are looking for an experienced iOS Developer with deep, hands-on expertise in building payments and walletexperiences, location and maps-based features, and proximity/secure interactions using UWB and NFC capabilities on iOS.Key Responsibilities:Build Wallet-integrated experiences using Pass Kit.Implement Apple Pay flows and secure payment transactions.Integrate with payment gateways and implement validation, error handling, and reconciliation.Develop mapping features using Google Maps SDK and Location Services API.Implement geofencing, background location tracking, and fused location optimization.Build custom map layers, clustering, markers, and real-time route visualizations.Implement UWB-based interactions using Nearby Interaction.Create NFC-based tap interactions using Core NFC.Write clean, testable Swift code and follow secure architecture principles.BLE experience.Knowledge of payment compliance and secure transaction patterns