Android and iOS Developer

Diverse Lynx is seeking a highly skilled Android and iOS Developer with expertise in building digital wallet and payment features. The role involves implementing payment flows, developing mapping features, and ensuring secure transactions using both Android and iOS technologies.

Responsibilities

• Implement Google Wallet integrations including passes, offers, loyalty cards, transit passes, and identity flows
• Develop Google Pay payment flows including payment tokenization, merchant validation, and secure transaction handling
• 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
• Build device-to-device ranging and proximity-aware experiences using Android Nearby UWB APIs
• Implement secure session establishment, peer discovery, and precise distance/angle measurement
• Develop NFC features using HCE and Reader/Writer Mode
• Implement NDEF reading/writing, tag interactions, and secure element usage
• Write modular Kotlin code using MVVM or Clean Architecture
• Build reusable components and secure, efficient features
• Apply accessibility, performance optimization, and robust error handling
• BLE experience
• Knowledge of tokenization, PCI compliance, and secure payment flow design
• Experience with modular apps, analytics, crash reporting, and CI/CD
• Build Wallet-integrated experiences using PassKit
• 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 NearbyInteraction
• Create NFC-based tap interactions using CoreNFC
• Write clean, testable Swift code and follow secure architecture principles
• BLE experience
• Knowledge of payment compliance and secure transaction patterns

Skills

• Deep hands-on experience in building digital wallet, payment, location-based, and proximity interaction features using UWB and NFC technologies
• Implement Google Wallet integrations including passes, offers, loyalty cards, transit passes, and identity flows
• Develop Google Pay payment flows including payment tokenization, merchant validation, and secure transaction handling
• 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
• Build device-to-device ranging and proximity-aware experiences using Android Nearby UWB APIs
• Implement secure session establishment, peer discovery, and precise distance/angle measurement
• Develop NFC features using HCE and Reader/Writer Mode
• Implement NDEF reading/writing, tag interactions, and secure element usage
• Write modular Kotlin code using MVVM or Clean Architecture
• Build reusable components and secure, efficient features
• Apply accessibility, performance optimization, and robust error handling
• BLE experience
• Knowledge of tokenization, PCI compliance, and secure payment flow design
• Experience with modular apps, analytics, crash reporting, and CI/CD
• 8+ years of iOS experience
• Strong in Swift, PassKit, Apple Pay, MapKit, CoreLocation, NearbyInteraction, CoreNFC
• Experience in secure coding, API integrations, and CI/CD
• Build Wallet-integrated experiences using PassKit
• 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 NearbyInteraction
• Create NFC-based tap interactions using CoreNFC
• Write clean, testable Swift code and follow secure architecture principles
• BLE experience
• Knowledge of payment compliance and secure transaction patterns

Company Overview

• Diverse Lynx is a WBENC- and NMSDC-certified partner, helping organizations turn diversity goals into measurable impact through staffing and contingent workforce solutions. It was founded in 2002, and is headquartered in Princeton, New Jersey, US, with a workforce of 1001-5000 employees. Its website is http://www.diverselynx.com.

Company H1B Sponsorship

• Diverse Lynx has a track record of offering H1B sponsorships, with 1 in 2024, 1 in 2021. Please note that this does not guarantee sponsorship for this specific role.