Principal Software Development Engineer
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Overview
Job Description
Expedia Group brands power global travel for everyone, everywhere. We design cutting-edge tech to make travel smoother and more memorable, and we create groundbreaking solutions for our partners. Our diverse, vibrant, and welcoming community is essential in driving our success.
Why Join Us?
To shape the future of travel, people must come first. Guided by our Values and Leadership Agreements, we foster an open culture where everyone belongs, differences are celebrated and know that when one of us wins, we all win.
We provide a full benefits package, including exciting travel perks, generous time-off, parental leave, a flexible work model (with some pretty cool offices), and career development resources, all to fuel our employees' passion for travel and ensure a rewarding career journey. We’re building a more open world. Join us.
Principal Software Development Engineer
Expedia Technologyteamspartner with our Product teams to create innovative products, services, and tools to deliver high-quality experiences for travelers, partners, and our employees. A singular technology platform powered by data and machine learning provides secure, differentiated, and personalized experiences that drive loyalty and traveler satisfaction.
TheAir Shopping Platformorganization owns the end‑to‑end platform that powers Flight Search, Pricing, and Shopping across all Expedia Group points of sale, partnering closely with product, analytics, and connectivity teams. Weare responsible forbuilding a reliable, highly performant, scalable, and cost‑effective platform that delivers fast and relevant flight offers to the shopping experiences via Flight Search, Flight Details, andadditionalsupportingAPIs. The team is primarily accountable for driving flight transaction growth at Expedia Group across many, concurrent workstreams.
In this role, you will:
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 andoperateAI/ML-enabled solutions that improve outcomes, championing best practices in responsible AI deployment.
Optimizeoperational 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.
Minimum Qualifications:
Bachelor’s degree in Computer Scienceor a related technicalfield;or equivalent related professional experience.
12+ years of relevant professional experience.
Demonstratedexpertisein large-scale system architecture, technical decision making, and delivery of complex multi-domain solutions.
Proventrack recordin designing andoperatingsecure, high-quality, and scalable software systems.
Familiarity with AI-driven systems, tools, or workflows and applying AI/ML concepts to real world products.
Preferred Qualifications:
Experience leading architectural transformation and modernization initiatives for large, distributed systems.
Demonstrated success guiding engineering organizations through periods of significant growth, change, or complexity.
Expertisein full stack engineering with proven ability tooperateacross multiple technical domains and platforms.
Track recordof championing data-driven decision making and operational excellence for mission-critical systems.
Experience building and deploying neural search and embedding-based retrieval systems, including vector databases (e.g., Pinecone,Weaviate, FAISS), semantic search architectures, and large-scale similarity search at scale with sub-100ms latency requirements.
Strong experience with deep learning frameworks (PyTorch, TensorFlow) for production ML systems, including designing and deploying ranking models, personalization engines, and real-time inference pipelines with knowledge of model serving patterns (e.g.,TorchServe, TensorFlow Serving,BentoML) and online/offline evaluation frameworks.
Starting pay for this role will vary based on multiple factors, including location, available budget, and an individual’s knowledge, skills, and experience. Pay ranges may be modified in the future.
Expedia Group is proud to offer a wide range of benefits to support employees and their families, including medical/dental/vision, paid time off, and an Employee Assistance Program. To fuel each employee’s passion for travel, we offer a wellness & travel reimbursement, travel discounts, and an International Airlines Travel Agent (IATAN) membership. View our full list of benefits.
Accommodation requests
If you need assistance with any part of the application or recruiting process due to a disability, or other physical or mental health conditions, please reach out to our Recruiting Accommodations Team through the Accommodation Request.
We are proud to be named as a Best Place to Work on Glassdoor in 2024 and be recognized for award-winning culture by organizations like Forbes, TIME, Disability:IN, and others.
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™. © 2024 Expedia, Inc. All rights reserved. Trademarks and logos are the property of their respective owners. CST: 2029030-50
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 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, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. This employer participates in E-Verify. The employer will provide the Social Security Administration (SSA) and, if necessary, the Department of Homeland Security (DHS) with information from each new employee's I-9 to confirm work authorization.Automate your job search with Sonara.
Submit 10x as many applications with less effort than one manual application.