Principal iOS Engineer - Search and Recommendations Experience
Role details
Job location
Tech stack
Job description
innovation enables us to develop products that build loyalty and repeat business. We partner closely with teams across Expedia Group to drive growth and achieve results for our customers and the company. This Principal iOS Engineer sits within the Search and Recommendations Experience team which owns the end-to-end search and recommendations experience, including search entry, results, maps, filters, and recommendations across multiple lines of business such as lodging, cars, activities, flights and packages. In this role, you will provide technical leadership for native search and discovery experiences, setting architectural direction, influencing engineering standards, and shaping the evolution of AI-enabled capabilities across the mobile platform. In this role, you will: Lead the design, development, and maintenance of advanced iOS applications, ensuring high performance, quality, and responsiveness across Expedia Group's product suite. Architect and implement robust, scalable system and, hiring teams. Never provide sensitive, personal information to someone unless you're confident who the recipient is. Expedia Group does not extend job offers via email or any other messaging tools to individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official website to find and apply for job openings at Expedia Group is careers.expediagroup.com/jobs. Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, religion, gender, sexual orientation, national origin, disability or age. Expedia Group (NASDAQ: EXPE) powers travel for everyone, everywhere through our global platform. Driven by the core belief that travel is a force for good, we help people experience the world in new ways and build lasting connections. We provide industry-leading technology solutions to fuel partner growth and success, while facilitating memorable experiences for travelers. Expedia Group's family of brands includes: Brand Expedia®, Hotels.com®, Expedia® Partner Solutions, Vrbo®, trivago®, Orbitz®, Travelocity®, Hotwire®, Wotif®, ebookers®, CheapTickets®, Expedia Group Media Solutions, Expedia Local Expert®, CarRentals.com , and Expedia Cruises . For more information, visit www.expediagroup.com. Employment opportunities and job offers at Expedia Group will always come from Expedia Group's Talent Acquisition and hiring teams. Never provide sensitive, personal information to someone unless you're confident who the recipient is. Expedia Group does not extend job offers via email or any other messaging tools to individuals to whom we have not made prior contact. Our email domain is @expediagroup.com. The official website to find and apply for job openings at Expedia Group is lifeatexpediagroup.com/jobs. Responsibilities Lead the design, development, and maintenance of advanced iOS applications while setting architectural direction for search and discovery experiences. Drive cross-functional collaboration to integrate AI/ML-enabled solutions and ensure high performance across the product suite.
Requirements
Swift, Objective-C, iOS frameworks, System design, API design, AI/ML integration, SwiftUI, MVVM, VIPER, Multi-threading, Concurrency, Performance optimization, Search domain, Technical leadership, Data modeling, API designs, including effective data modeling to support complex business requirements. Drive cross-functional collaboration to define, develop, and ship impactful features, ensuring alignment with organizational goals and technical strategy. Champion best practices in software engineering, testability, and maintainability through code reviews and mentoring. Safely integrate and operate AI/ML-enabled solutions to enhance user experience and improve operational outcomes. Troubleshoot, optimize, and resolve complex technical issues, contributing to the continuous improvement of services and domain capabilities. Minimum Qualifications: Bachelor's degree in Computer Science or a related technical field; or equivalent related professional experience. 12+ years of relevant professional experience. Demonstrated experience owning the full lifecycle of iOS services or features within a multi-service or domain environment. Proficiency in Swift, Objective-C, and iOS frameworks, with a strong understanding of system and API design principles. Familiarity with AI-driven systems, tools, or workflows and applying AI/ML concepts to real world products. Preferred Qualifications: Experience architecting scalable, complex, modular, and maintainable iOS mobile architectures, leveraging common design patterns such as MVVM or VIPER Advanced proficiency in SwiftUI - Skilled in multi-threading, concurrency, and performance optimization Prior experience in the search domain or travel industry, such as building or scaling search, discovery in consumer mobile apps. Experience establishing technical strategy, best practices, and operational excellence for organizational mobile platforms. Advanced knowledge of integrating AI/ML capabilities into mobile products to enhance functionality and user engagement. Demonstrated experience collaborating within large, globally dispersed development teams Expertise in cross-platform or multi-domain engineering, contributing to broad