iOS Engineer: SwiftUI, VIPER, App Store Ready

Valiant Technologies LLC; Jersey City (NJ); On-site; USD 120,000 - 160,000; Full time

Job summary

Valiant Technologies LLC in Jersey City, NJ is seeking a skilled iOS developer to design, build, and maintain native applications for iPhone and iPad. You will write clean Swift and Objective-C, implement modern interfaces, and apply MVVM, VIPER, and MVC patterns.

You will integrate REST APIs, manage data with Core Data/SQLite, ensure security with OAuth 2.0/JWT, test with XCTest, and help publish apps to the App Store.

Responsibilities

• Design, develop, and maintain high-quality iOS applications for iPhone and iPad devices.
• Develop native iOS apps using Swift and Objective-C programming languages.
• Build modern user interfaces using SwiftUI, UIKit, and Interface Builder.
• Implement application architecture using MVC, MVVM, and VIPER design patterns.
• Integrate mobile applications with RESTful APIs and backend services.
• Implement secure authentication and authorization using OAuth 2.0 and JWT.
• Develop application features using Core Data, SQLite, and local storage.
• Integrate third-party SDKs, libraries, and external services into iOS applications.
• Work with Apple frameworks such as Core Location, MapKit, AVFoundation, and Core Animation.
• Optimize application performance, memory management, and battery consumption.
• Implement multithreading and asynchronous programming using Grand Central Dispatch (GCD) and Swift Concurrency.
• Develop reusable components and maintain scalable mobile application architecture.
• Perform unit testing and UI testing using XCTest and XCUITest.
• Debug application crashes, resolve technical issues, and improve application stability.
• Manage application builds, provisioning profiles, certificates, and deployments through Xcode.
• Publish and maintain applications on the Apple App Store.
• Collaborate with UI/UX designers, backend developers, QA engineers, and product managers.
• Participate in Agile ceremonies, sprint planning, code reviews, and technical discussions.

Job description

Valiant Technologies LLC in Jersey City, NJ is seeking a skilled iOS developer to design, build, and maintain native applications for iPhone and iPad. You will write clean Swift and Objective-C, implement modern interfaces, and apply MVVM, VIPER, and MVC patterns.

You will integrate REST APIs, manage data with Core Data/SQLite, ensure security with OAuth 2.0/JWT, test with XCTest, and help publish apps to the App Store.