Staff Mobile Engineer (IOS)

Essential functions

• Collaborate with engineers to deliver new features and enhance existing capabilities on the iOS platform.

• Write unit and automated tests that meet quality standards.

• Implement analytics and error monitoring for new services.

• Lead the implementation of new UI and features while overseeing offshore resources.

• Focus on implementing new components and enhancing the existing codebase.

Qualifications

• 5+ years of hands-on experience building and maintaining production iOS applications

• Expert in Swift (5.x+), with strong proficiency in SwiftUI and UIKit

• Deep understanding of iOS SDK, Foundation, and Core frameworks

• Skilled in using Xcode 14+ and modern iOS development tools

• Strong knowledge of Apple Human Interface Guidelines and iOS design principles

• Proven experience implementing MVVM and modular, scalable architectures

• Solid understanding of dependency injection, inversion of control, and Clean Architecture concepts

• Experienced in using the Coordinator pattern to manage complex navigation flows

• Strong grasp of asynchronous data streams and publisher-subscriber patterns

• Experienced in integrating GraphQL APIs using Apollo iOS client

• Proficient with RESTful APIs, HTTP/HTTPS, and WebSocket communication

• Familiarity with the Apple App Store submission process.

• Knowledgeable in API security and authentication methods (OAuth, JWT, tokens)

• Experienced in writing unit tests with XCTest and UI automation test

• Knowledge of TDD practices, mocking, and test doubles

• Familiar with code coverage and continuous testing tools

• Proficient in maintaining code quality using SwiftLint and SwiftFormat

• Strong understanding of SOLID principles and clean coding standards

• Experienced in code reviews, debugging (LLDB, Instruments), and performance optimization

• Focused on maintainability, readability, and scalable codebase design

• Proven experience in projects of similar scale and complexity.

• Bachelor’s/Master’s degree in Computer Science/ Engineering or a related field.

We offer

• Opportunity to work on cutting-edge projects

• Work with a highly motivated and dedicated team

• Competitive salary

• Flexible schedule

• Benefits package - medical insurance, vision, dental, etc.

• Corporate social events

• Professional development opportunities

• Well-equipped office

About us

Grid Dynamics (NASDAQ: GDYN) is a leading provider of technology consulting, platform and product engineering, AI, and advanced analytics services. Fusing technical vision with business acumen, we solve the most pressing technical challenges and enable positive business outcomes for enterprise companies undergoing business transformation. A key differentiator for Grid Dynamics is our 8 years of experience and leadership in enterprise AI, supported by profound expertise and ongoing investment in data, analytics, cloud & DevOps, application modernization and customer experience. Founded in 2006, Grid Dynamics is headquartered in Silicon Valley with offices across the Americas, Europe, and India.