iOS Engineer II

Expedia Group • Chicago, IL

1d • $111,000 - $155,500

About The Position

Expedia Group brands power global travel for everyone, everywhere. We design cutting-edge tech to make travel smoother and more memorable, and we create groundbreaking solutions for our partners. Our diverse, vibrant, and welcoming community is essential in driving our success. Why Join Us? To shape the future of travel, people must come first. Guided by our Values and Leadership Agreements, we foster an open culture where everyone belongs, differences are celebrated and know that when one of us wins, we all win. We provide a full benefits package, including exciting travel perks, generous time-off, parental leave, a flexible work model (with some pretty cool offices), and career development resources, all to fuel our employees' passion for travel and ensure a rewarding career journey. We’re building a more open world. Join us. In this role, you will: Contribute to the development and maintenance of iOS applications, delivering features that drive user engagement and satisfaction. Design and implement clean, efficient, and testable code in Swift and related frameworks, ensuring adherence to best practices for mobile development. Collaborate with cross-functional teams—including product, design, and backend engineers—to deliver cohesive and scalable mobile solutions. Participate in system and API design discussions, data modeling, and integration of services to support robust iOS applications. Safely integrate and operate AI/ML-enabled solutions that improve outcomes, ensuring AI-driven features are reliable and user-centric. Investigate and resolve app performance bottlenecks and bugs, proactively contributing to operational excellence and continuous improvement.

Requirements

• Bachelor’s degree in Computer Science or a related technical field; or Equivalent related professional experience.
• 2+ years of relevant professional experience.
• Proficiency in iOS development with Swift and familiarity with system design, API interactions, and data modeling.
• Demonstrated experience collaborating within multi-disciplinary teams to deliver mobile features.
• Familiarity with AI-driven systems, tools, or workflows and applying AI/ML concepts to real world products.

Nice To Haves

• Experience building and scaling iOS applications in a large-scale, distributed environment.
• Demonstrated proficiency in architecting reusable components and optimizing app performance.
• Knowledge of continuous integration/continuous deployment best practices for mobile platforms.
• Ability to leverage data and analytics to inform technical decisions and feature development.
• Exposure to AI/ML toolkits within the iOS ecosystem and practical experience integrating AI-driven features into mobile products.
• Deep expertise in the iOS ecosystem, including Swift, SwiftUI, and Xcode, with a passion for creating performant and delightful app experiences.

Responsibilities

• Contribute to the development and maintenance of iOS applications, delivering features that drive user engagement and satisfaction.
• Design and implement clean, efficient, and testable code in Swift and related frameworks, ensuring adherence to best practices for mobile development.
• Collaborate with cross-functional teams—including product, design, and backend engineers—to deliver cohesive and scalable mobile solutions.
• Participate in system and API design discussions, data modeling, and integration of services to support robust iOS applications.
• Safely integrate and operate AI/ML-enabled solutions that improve outcomes, ensuring AI-driven features are reliable and user-centric.
• Investigate and resolve app performance bottlenecks and bugs, proactively contributing to operational excellence and continuous improvement.

Benefits

• full benefits package, including exciting travel perks, generous time-off, parental leave, a flexible work model (with some pretty cool offices), and career development resources
• medical/dental/vision
• paid time off
• Employee Assistance Program
• wellness & travel reimbursement
• travel discounts
• International Airlines Travel Agent (IATAN) membership

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level