iOS Developer - Swift & UI Mastery

Quantum Technologies. LLC; New York (NY); On-site; USD 110,000 - 170,000; Full time

Job summary

Quantum Technologies. LLC is seeking a skilled iOS Developer to design, build, and maintain high-quality iOS applications. You will collaborate with product, design, and backend teams to deliver smooth, scalable mobile experiences on Apple's platform.

You will write clean Swift/Objective-C, leverage UIKit and Core Data, integrate RESTful APIs, and participate in code reviews. The role requires a proactive problem-solver who stays current with iOS trends and best practices.

Qualifications

• Proficient in Swift and/or Objective-C for iOS app development.
• Strong understanding of UIKit, Auto Layout, and Core Data.
• Experience with Xcode, Interface Builder, and iOS SDK.
• Familiar with REST APIs, JSON, and networking.
• Version control with Git or similar tools.
• Knowledge of App Store submission process.

Responsibilities

• Design and build advanced iOS applications for iPhone and iPad.
• Collaborate with product managers, designers, and backend engineers.
• Write clean, maintainable, and efficient Swift/Objective-C code.
• Ensure performance, quality, and responsiveness of applications.
• Identify and fix bugs, bottlenecks, and crashes.
• Integrate RESTful APIs and third-party libraries.
• Participate in code reviews and follow best practices.
• Stay up to date with iOS trends and technologies.

Skills

Swift

UIKit

Auto Layout

Core Data

REST APIs

JSON

App Store submission

Problem-solving

Tools

Xcode

Interface Builder

iOS SDK

Git

Job description

Quantum Technologies. LLC is seeking a skilled iOS Developer to design, build, and maintain high-quality iOS applications. You will collaborate with product, design, and backend teams to deliver smooth, scalable mobile experiences on Apple's platform.

You will write clean Swift/Objective-C, leverage UIKit and Core Data, integrate RESTful APIs, and participate in code reviews. The role requires a proactive problem-solver who stays current with iOS trends and best practices.