Principal Engineer at Expedia Group

| Seattle
Sorry, this job was removed at 7:29 a.m. (PST) on Monday, December 28, 2020
Find out who's hiring in Seattle.
See all Developer + Engineer jobs in Seattle
Apply now
By clicking continue you agree to Built In’s Privacy Policy and Terms of Use.

Principal Engineer


Expedia is the global leader in travel. From the practical matters of booking flights, cars, hotels, packages, local activities, or vacation rentals to realizing dreams and bucket lists, we cover the entire breadth of this deep and varied relationship with travelers. We team up with our partners to provide outstanding offers to our customers. Some of our partners are huge brands, and some are individuals with a studio apartment to rent. Our customers are diverse, and we seek to deliver value and a phenomenal experience. Our technical challenges are endlessly sophisticated and yet meaningful and exciting.


At the center of our travel marketplace is the Search & Discovery organization. This team is currently building Search, Recommendations, and intent collection systems to power our iconic brands like Expedia,, and Vrbo, serving millions of requests every day. The systems we create are essential for our online marketplaces with high availability and performance requirements and drive substantial commercial value. They require crafting control loops through data, machine learning, and online serving systems to serve millions of travelers worldwide.


We are looking for a Principal Engineer who combines superb technical skills to craft innovative solutions with a passion for influencing and coaching other senior individual contributors. This person must be comfortable translating vague problems into pragmatic solutions that open up the boundaries of technical possibilities and inspire others to follow.


The person for this role is passionate about distributed systems, including caching, streaming, and indexing technologies on the cloud; is always looking to maintain higher standards for themselves as well as everyone in the team; and enjoys teaching others and scales themselves by bringing others along.


Above all, this role will have the opportunity to shape the future of travel search.


What you’ll do:

  • Architect and build next-generation travel search systems

  • Develop various sub-systems that set and raise the bar on quality, operability, and scalability

  • Curate, maintain and narrate end to end architecture of our systems, so everyone understands the technical direction

  • Set and maintain a bar on engineering and operational excellence, through guardrails, metrics, and practices

  • Be an authority, and lead the tech strategy and outcomes

  • Liaison with peer teams within and outside Search & Discovery to define technical interfaces for system dependencies


NOTE: As part of the interview process, in order to help us understand you better, you will be asked to present to an interview panel on a problem we give you.


Who you are:

  • Built and operated cloud-based highly available and scalable online serving or streaming, or machine learning-based systems utilizing large, diverse data sets in production for 7-10 years

  • Proficient in programming languages like Java, Scala, Kotlin, Python, etc.

  • Experienced in designing API for internal and external consumers, architecting, and operating scalable and elastic distributed systems

  • Coached, influenced, and inspired multiple teams to tackle technical problems

  • Championed code quality, automated testing, design reviews, and other engineering practices

  • Bachelor's degree in Computer Science, Engineering, related field, or equivalent practical experience


Why join us:


Expedia Group recognizes our success is dependent on the success of our people.  We are a global travel platform, made up of the most knowledgeable, passionate, and creative people in our business.  Our brands recognize the power of travel to break down barriers and bring the world within reach – that responsibility inspires us to be the place where exceptional people want to do their best work and to provide them the tools to do so.   


Whether you're applying to work in engineering or customer support, marketing or lodging supply, at Expedia Group we act as one team, working towards a common goal; to bring the world within reach.  We relentlessly strive for better, but not at the cost of the customer.  We act with humility and optimism, respecting ideas big and small.  We value diversity and voices of all volumes. We are a global organization but keep our feet on the ground so we can act fast and stay simple.  Our teams also have the chance to give back on a local level and make a difference through our corporate social responsibility program, Expedia Cares. 


If you have a hunger to make a difference with one of the most loved brands in the world and to work in the dynamic travel industry, this is the job for you. 


Our family of travel brands includes: Brand Expedia®,®, Expedia® Partner Solutions, Egencia®, trivago®, Vrbo®, Orbitz®, Travelocity®, Wotif®, ebookers®, CheapTickets®, Hotwire®, Expedia® Media Solutions,™, Expedia Local Expert®, Expedia Cruises™ and SilverRail Technologies, Inc. For more information, visit







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.

Read Full Job Description
Apply now
By clicking continue you agree to Built In’s Privacy Policy and Terms of Use.
Apply now
By clicking continue you agree to Built In’s Privacy Policy and Terms of Use.
Save jobView Expedia Group's full profileFind similar jobs