iOS Engineer II - Trip Companion

Expedia Group•Austin, TX

3d•Hybrid

About The Position

The iOS Engineer II role is part of the Servicing group of the Trip Companion team, which builds the next generation of travel servicing experiences (cancel, change, re-shop and rebook) to help travelers manage their dream vacations with ease. We design responsive, cross-platform, and large-scale solutions that integrate with every line of business—air, lodging, car rental, and more. We're also applying cutting-edge AI technologies to personalize and simplify the planning process for millions of travelers. Your contributions will support our strategy to make travel more predictive, proactive, and personalized—powered by AI, but grounded in trust and connection.

Requirements

Bachelor's degree in Computer Science or a related technical field; or Equivalent related professional experience.
2+ years of relevant professional experience.
Professional experience developing and shipping native iOS applications, including owning well-defined features or components in a production app.
Proficiency with core iOS development tools and languages, and experience integrating with RESTful APIs and data models defined by backend services.
Experience with source control, automated testing, and continuous integration systems in a collaborative, team-based engineering environment.

Nice To Haves

Proficient in Swift programming for modern iOS development.
Experienced with SwiftUI for building declarative, responsive interfaces.
Experience designing and implementing iOS feature-level architectures, including view hierarchies, navigation flows, API interaction patterns, and data models optimized for performance and reliability.
Background improving app quality and operational excellence using analytics, logging, experimentation, and performance tuning at scale.
Familiarity with AI-driven systems and tooling within mobile applications, such as personalized experiences or intelligent assistance, and safely integrating and operating AI/ML‑enabled solutions that improve outcomes.
Experience applying foundational AI/ML concepts in mobile contexts, such as on-device inference, model-driven recommendations, or intelligent automation that enhance user experience and business impact.

Responsibilities

Design, build, and maintain iOS application features using approved patterns and frameworks, ensuring code quality, readability, and maintainability.
Implement robust client-side architectures, including system design at the feature and component level, API consumption patterns, and data modeling aligned with backend contracts.
Collaborate with product managers, designers, and backend engineers to refine requirements, estimate work, and deliver customer-facing capabilities on time and with high reliability.
Write and maintain unit, integration, and UI tests, participate in code reviews, and contribute to continuous improvement of development, build, and release pipelines.
Diagnose, debug, and resolve issues in production and pre-production environments, using logs, metrics, and analytics to improve app performance, stability, and user experience.
Safely integrate and operate AI/ML‑enabled solutions that improve outcomes, including familiarity with AI-driven systems, tools, or workflows and applying AI/ML concepts to real world products.