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PTR Global · 8 hours ago

Senior iOS App Developer

Menlo Park, CA

Contract

Onsite

Senior Level

$70/hr - $75/hr

PTR Global is a leading provider of information technology and workforce solutions. They are seeking a Senior iOS App Developer to architect and build robust, scalable iOS applications, mentor other developers, and optimize performance using various tools.

Responsibilities

Architect and build robust, scalable iOS applications using Swift and SwiftUI

Write clean, testable, maintainable code with a strong emphasis on performance and reliability

Dive deep into Apple APIs -- from Local Authentication to Common Crypto -- and use them to solve real-world problems elegantly

Optimize performance using profiling tools, concurrency strategies, and thoughtful design

Mentor other developers and help shape the technical culture of our Menlo office

Use AI tools to accelerate development, not replace it, freeing up time for deeper thinking and more impactful work

Qualification

SwiftSwiftUIIOS architectureApple APIsCI/CDCuriosityCommunication skillsMentoringCollaboration

Required

Strong CS fundamentals: You understand memory management, data structures, algorithms, and concurrency, and you know when to apply them

Deep iOS expertise: Youve built and shipped complex apps, and you know the ins and outs of UIKit, SwiftUI, and the broader Apple ecosystem

Architectural thinking: You can design modular, testable systems and have opinions about MVC, MVVM, and beyond

Curiosity and craftsmanship: You care about how things are built, not just what gets built

Ecosystem fluency: Youve worked with CI/CD, app signing, provisioning, Instruments, and understand the full lifecycle of an iOS app

Clear communicator: You can walk through your own code and explain your decisions. Youre comfortable saying I dont know and having a relaxed, technical conversation

Collaborative mindset: Youre thoughtful, curious, and easy to work with -- we try to keep it not so fussy

AI maturity: You use AI tools to enhance your workflow -- not to substitute for foundational knowledge

Strong written and verbal communication skills in English

BA/BS in Computer Science or related field, or equivalent practical experience