Senior Platform Architect – Flight Tech & AI ML

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

Benefits offered by this job

Medical, dental, and vision coverage

Paid time off

Employee Assistance Program

Wellness and travel reimbursement

Travel discounts

IATAN membership

Job summary

Expedia Group is seeking a Principal Software Development Engineer in Seattle to lead architectural vision and delivery across multiple domains, focusing on secure, scalable platforms for flight search and related services. The role emphasizes AI/ML integration, responsible deployment, and collaboration with cross-functional teams to achieve high performance and reliability.

This senior position requires 12+ years of experience in large-scale systems, a strong track record in guiding engineering

Qualifications

• Bachelor’s degree in Computer Science or a related technical field; or equivalent related professional experience.
• 12+ years of relevant professional experience.
• Demonstrated expertise in large-scale system architecture, technical decision making, and delivery of complex multi-domain solutions.
• Proven track record in designing and operating secure, high-quality, and scalable software systems.
• Familiarity with AI-driven systems, tools, or workflows and applying AI/ML concepts to real world products.

Responsibilities

• Lead the architectural vision, design, and delivery of complex software solutions across multiple technical domains.
• Drive system design, API development, and data modeling to ensure secure, maintainable, and high-performing platforms.
• Guide and mentor engineering teams, fostering technical excellence and innovation across projects and domains.
• Safely integrate and operate AI/ML-enabled solutions that improve outcomes, championing best practices in responsible AI deployment.
• Optimize operational excellence by implementing robust software development practices and scalable engineering processes.
• Collaborate with cross-functional partners to deliver resilient, business-aligned technology solutions and support continuous improvement.

Skills

System architecture

Technical leadership

Multi-domain delivery

Secure software

AI/ML concepts

Neural search

Embedding retrieval

Vector databases

PyTorch

TensorFlow

Education

Bachelor’s degree in Computer Science or related field

Tools

Pinecone

Weaviate

FAISS

PyTorch

TensorFlow

TorchServe

TensorFlow Serving

BentoML

Job description

Expedia Group is seeking a Principal Software Development Engineer in Seattle to lead architectural vision and delivery across multiple domains, focusing on secure, scalable platforms for flight search and related services. The role emphasizes AI/ML integration, responsible deployment, and collaboration with cross-functional teams to achieve high performance and reliability.

This senior position requires 12+ years of experience in large-scale systems, a strong track record in guiding engineering