iOS/ Android Developers

Quantum Technologies LLC; United States; Hybrid; USD 120,000 - 170,000; Full time

Job summary

Quantum Technologies LLC is seeking a skilled mobile developer to join our team in New York. The role requires strong expertise in Swift, UIKit, SwiftUI and Android Kotlin/Java, with hands-on experience in Xcode, Android SDK, and modern architectures such as MVVM.

Applicants should be familiar with REST APIs, JSON, OAuth, and CI/CD practices, including TestFlight for iOS distribution, and conform to App Store guidelines. Join a diverse team delivering cross-platform mobile solutions.

Qualifications

• Strong knowledge of Swift, UIKit, SwiftUI.
• Experience with Xcode, Apple SDKs, CoreData, CoreAnimation.
• REST APIs, JSON, OAuth.
• Familiarity with Git, CI/CD, TestFlight.
• Understanding of App Store guidelines.
• Strong knowledge of Kotlin, Java, Android SDK.
• Experience with Jetpack, MVVM, Retrofit, Room.

Skills

Swift

UIKit

SwiftUI

REST APIs

JSON

OAuth

Git

CI/CD

TestFlight

App Store guidelines

Kotlin

Java

Android SDK

Jetpack

MVVM

Retrofit

Room

Tools

Xcode

Apple SDKs

CoreData

CoreAnimation

Jetpack

Retrofit

Room

Job description

• Strong knowledge ofSwift, UIKit, SwiftUI
• Experience withXcode, Apple SDKs, CoreData, CoreAnimation
• REST APIs, JSON, OAuth
• Familiarity withGit, CI/CD, TestFlight
• Understanding of App Store guidelines

Required Skills (Android)

• Strong knowledge ofKotlin, Java, Android SDK
• Experience withJetpack, MVVM, Retrofit, Room

QUANTUM TECHNOLOGIES LLC is an equal opportunity employer inclusive of female, minority, disability and veterans, (M/F/D/V). Hiring, promotion, transfer, compensation, benefits, discipline, termination and all other employment decisions are made without regard to race, color, religion, sex, sexual orientation, gender identity, age, disability, national origin, citizenship/immigration status, veteran status or any other protected status. QUANTUM TECHNOLOGIES LLC will not make any posting or employment decision that does not comply with applicable laws relating to labor and employment, equal opportunity, employment eligibility requirements or related matters. Nor will QUANTUM TECHNOLOGIES LLC require in a posting or otherwise U.S. citizenship or lawful permanent residency in the U.S. as a condition of employment except as necessary to comply with law, regulation, executive order, or federal, state, or local government contract