Senior iOS Engineer III — Scalable AI-Enabled Checkout

PowerToFly; Seattle (WA); On-site; USD 146,000 - 205,000; Full time

Benefits offered by this job

Medical insurance

Dental coverage

Vision coverage

Paid time off

Wellness programs

Job summary

Expedia Group is seeking a Mobile Engineer III, iOS, to own and enhance critical checkout apps. You will ensure speed, availability, and scalability at scale, bringing strong iOS expertise to a collaborative, agile team.

You’ll translate requirements into technical designs, work with backend, product, design, and QA, write clean code, and help with automated testing and monitoring. AI/ML integration should be pursued securely and responsibly.

Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, or 5 years of equivalent practical experience.
• Professional experience shipping native iOS applications with ownership from design through production.
• Strong iOS architecture, low‑level design, API integration, and data modeling experience.
• Proficiency with iOS tools, frameworks, testing, observability, and operational best practices.
• Experience collaborating in cross‑functional, multi‑domain teams.

Responsibilities

• Design, build, and maintain native iOS applications that are secure, performant, and resilient using modern iOS frameworks and best practices
• Translate product and experience requirements into clear technical designs (LLD, API design, data models)
• Collaborate cross‑functionally with backend, product, design, and quality teams to deliver end‑to‑end customer journeys
• Write clean, testable, and observable code; contribute to automated testing, monitoring, and code reviews
• Diagnose and resolve complex production issues, improving application reliability and performance
• Safely integrate and operate AI/ML‑enabled solutions while maintaining privacy and security standards

Skills

Native iOS development

iOS architecture

API integration

Data modeling

Testing & observability

Cross-functional collaboration

Education

CS/Engineering degree or 5 yrs exp

Tools

iOS tools

APIs

Testing frameworks

Job description

Expedia Group is seeking a Mobile Engineer III, iOS, to own and enhance critical checkout apps. You will ensure speed, availability, and scalability at scale, bringing strong iOS expertise to a collaborative, agile team.

You’ll translate requirements into technical designs, work with backend, product, design, and QA, write clean code, and help with automated testing and monitoring. AI/ML integration should be pursued securely and responsibly.