Senior iOS Engineer Job Description

Role Overview:

We are seeking an experienced Senior iOS Engineer to join our mobile team and help drive the development of our customer-facing iOS applications. In this role, you will design and implement high-performance, user-friendly mobile experiences. You’ll be a champion of Swift best practices, collaborate cross-functionally, and ensure the delivery of high-quality, maintainable code that delights our users.

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Responsibilities:

• Application Development:
  • Build, test, and maintain high-quality Swift-based iOS applications.
  • Write clean, maintainable, and well-documented code that adheres to best practices and coding standards.
• System Architecture:
  • Help design modular, scalable mobile architecture that supports ongoing feature development and growth.
  • Integrate with RESTful APIs and handle data persistence, local storage, and performance optimizations.
• Collaboration & Leadership:
  • Work closely with product managers, designers, and backend engineers to translate product requirements into exceptional user experiences.
  • Provide technical leadership, mentor junior engineers, and advocate for quality engineering across the team.
• Quality Assurance:
  • Implement unit and UI testing frameworks to ensure app stability and performance.
  • Participate in code reviews and contribute to continuous improvement of the codebase.
• Problem Solving:
  • Proactively identify and resolve performance bottlenecks, bugs, and other technical issues.
  • Stay up to date with iOS development trends, tools, and best practices.

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Requirements:

• 3+ years of professional experience developing iOS applications in Swift.
• Strong understanding of SwiftUI, Combine, Foundation, and modern iOS frameworks.
• Proven experience building and shipping apps through the App Store.
• Experience integrating with RESTful APIs and handling asynchronous data.
• Strong grasp of mobile app architecture (MVVM, Clean Swift, etc.) and app lifecycle.
• Experience with performance profiling and debugging tools in Xcode.
• Strong written and verbal communication skills.
• Working Hours: NY timezone.
• Holidays: US holidays.

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Nice to haves

• Familiarity with Core Data, Push Notifications, and Background Tasks.
• Knowledge of accessibility best practices.
• Experience with XCode cloud.
• Prior experience working in a product-focused or high-growth startup environment.