About the role...

We are seeking a Senior iOS Engineer with a passion for developing exceptional mobile applications and rich user experiences in New York City. The ideal person for this role is a product and design focused engineer and architect, who has shown prior ability in making thoughtful product decisions, implementing fluid and well-crafted interactions, and architecting large-scale applications.

You should have extensive experience in building high-performance, consumer-centric iOS applications with a focus on delivering exceptional product experiences. You'll be one of the main contributors to our flagship mobile app, tasked with building a rich and delightful user experience, and collaborating with our design team, other engineers, and directly with our head of engineering and head of design. 

What you'll do:

• Architect and develop Cosmos V2 - a greenfield SwiftUI app that will replace our existing Cosmos production app.

• Contribute to the maintenance of our existing flagship mobile iOS app while we migrate to V2

• Collaborate closely with our small team of engineers and designers to help design, develop, and deliver high-quality iOS UX and architecture.

• Use a product-driven approach to development, thinking critically about the product strategy and ways to implement it efficiently

• Implement new features, optimize existing ones and write clean, maintainable code.

• Work on improvements to our development experience - from our integration & deployment pipelines, to our local env setup.

• Participate in code reviews and help to maintain high code quality standards.

• Stay up-to-date with the latest iOS technologies and make recommendations for improvements to the development process.

• Be a forward-thinking engineer, incorporating AI into both you development workflow and end-user features, as well prototyping for Apple Vision and iPad OS.

Who you are:

• Experience building a SwiftUI app at scale. Bonus points for working on a migration from UIKit to SwiftUI in production.

• 5+ years of experience in developing iOS applications using Swift and Objective-C

• Experience building and delivering complex iOS applications with a proven track record of successful product launches.

• Experience architecting MVVM applications

• Strong understanding of the iOS platform, including its limitations and performance characteristics.

• Experience with SwiftUI, Swift Concurrency, and other iOS frameworks.

• UIKit and Combine experience is a nice-to-have (our legacy app heavily utilizes these).

• Experience with third-party libraries and APIs.

• Strong understanding of software design principles and experience in building and maintaining large-scale codebases.

• Excellent communication and collaboration skills.

Benefits & perks:

• Premium health, dental, and vision

• 20 days PTO, plus company holidays, plus a 2-week winter break

• Monthly team events and an international offsite in early 2026

• Top-spec MacBook Pro, Apple Studio Display

• Monthly stipend for software and tools

• Fully covered commute in NYC

• Daily lunch stipend at the office

• Optional Superpower membership