# Principal Software Development Engineer (Loyalty) at Expedia Group

- Company: Expedia Group
- What the company does: Expedia Group is your gateway to the world of travel through trusted brands, leading technology, and a global marketplace connecting travelers, partners, and experiences.
- Company website: https://www.expediagroup.com
- Type: Startups
- Level: Principal and up
- Location: USA - California - San Jose
- Work setup: On-site
- Posted: 2026-09-10
- Apply by: 2026-10-25
- Apply: https://expedia.wd108.myworkdayjobs.com/en-US/search/job/USA---California---San-Jose/Principal-Software-Development-Engineer--Loyalty-_R-109548
- Page: https://www.1752.vc/careers/jobs/expedia-group-principal-software-development-engineer-loyalty/

## About the role

Set the architectural vision, design, and delivery approach for complex software solutions across multiple technical domains, enabling AI and machine learning powered loyalty offers and experiences. Drive system design, API development, and data modeling so our platforms remain secure, maintainable, and able to perform at scale.

## What they're looking for

- Bachelor's degree in Computer Science or a related technical field, or equivalent professional experience
- 12+ years of relevant professional experience
- Demonstrated expertise in large scale system architecture, technical decision making, and delivery of complex solutions spanning multiple domains
- Strong technical depth across distributed services, cloud infrastructure, and applied AI, with particular strength in frontend architecture
- Hands on experience designing, building, and shipping AI powered products in production environments
- Proven ability to build experiences for personalization, experimentation, recommendation, loyalty, or growth platforms at scale