Senior Principal Software Architect — AI-Driven Flight Platform

Expedia Group; Seattle (WA); On-site; USD 231,000 - 324,000; Full time

Benefits offered by this job

Medical insurance

Dental and vision coverage

Paid time off

Wellness reimbursement

Travel discounts

IATAN membership

Job summary

Expedia Group is seeking a Principal Software Development Engineer to drive architecture across Flight Search, Pricing, and Shopping platforms. You will mentor teams, shape API design, and advance AI/ML-enabled solutions for fast, reliable travel experiences.

Strong emphasis on scalable, secure systems and data-driven decisions. The role offers leadership across multiple streams, with a focus on manufacturing responsive, high-performance customer-facing services in a large-scale travel tech

Qualifications

• Bachelor's degree in Computer Science or a related technical field or equivalent professional experience.
• 12+ years of relevant professional experience.
• Proven expertise in large-scale system architecture and delivery of multi-domain solutions.
• Experience designing and operating secure, scalable software systems with AI/ML awareness.

Responsibilities

• Lead architectural vision and delivery of complex software across multiple domains.
• Drive system design, API development, and data modeling for secure, high-performing platforms.
• Mentor engineering teams to foster technical excellence and innovation.
• Integrate and operate AI/ML-enabled solutions with responsible deployment practices.
• Improve operational excellence with robust development practices and scalable processes.
• Collaborate with cross-functional partners to deliver resilient, business-aligned technology.

Skills

Large-scale system architecture

Technical decision making

Delivery of complex multi-domain apps

AI/ML concepts in real products

Full stack engineering across domains

Data-driven decision making

Mentoring engineering teams

Neural search / embedding retrieval

Production ML frameworks (PyTorch/Tf)

Education

Bachelor's degree in Computer Science or related field

Tools

Pinecone

Weaviate

FAISS

TorchServe

TensorFlow Serving

BentoML

Job description

Expedia Group is seeking a Principal Software Development Engineer to drive architecture across Flight Search, Pricing, and Shopping platforms. You will mentor teams, shape API design, and advance AI/ML-enabled solutions for fast, reliable travel experiences.

Strong emphasis on scalable, secure systems and data-driven decisions. The role offers leadership across multiple streams, with a focus on manufacturing responsive, high-performance customer-facing services in a large-scale travel tech