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About the Role

As a Senior Software Engineer on the Data Lake and Catalog team, you will build the core of Expedia Group’s Lakehouse and data discoverability capabilities, evolving how we store, govern, and expose data. You will collaborate with experienced engineers and cross-functional partners to improve technology, design and develop new services, and build and track metrics. You will contribute to technical direction, influence system design, and work closely with business partners to turn product vision into scalable, reliable systems. We contribute to open-source communities and have open-sourced tools like Circus Train and Waggle Dance. We recently added Hive support to Apache Iceberg.

Responsibilities

Design, build, and evolve maintainable, scalable, testable, and observable software for our data lake platform.
Lead by example in engineering quality through clean, well-tested code and strong coding practices.
Promote an SLO-driven culture by contributing to reliability goals, observability, and incident learnings.
Partner closely with engineers and other stakeholders to clarify requirements and deliver effectively.
Break down complex problems into pragmatic technical solutions, estimates, and implementation plans.
Own services and platform capabilities through design, delivery, and production operation.
Lead the technical design of services and platform capabilities that support scale, resilience, and long-term evolution.
Mentor other engineers through technical guidance, pairing, and day-to-day collaboration.
Collaborate with architects and partner teams across the organisation to build solutions that benefit Expedia Group more broadly.
Stay current with relevant technology trends and apply them thoughtfully to improve the platform and developer experience.

Requirements

Proven experience as a senior software engineer building and operating production systems at scale.
Strong passion for technology, engineering excellence, and solving complex engineering problems.
Experience delivering end-to-end solutions with a focus on scalability, reliability, and observability.
Strong knowledge of the JVM and server-side Kotlin/Java programming.
Solid understanding of the Hadoop ecosystem, including Spark, Hadoop, and Hive.
Strong experience with cloud platforms and data infrastructure, especially AWS, including EMR, S3, and Glue.
Experience working in Agile environments and contributing through code reviews, design discussions, and collaborative development.
Strong communication skills, with the ability to work effectively across technical and business stakeholders.
Ability to manage multiple priorities, make sound technical trade-offs, and deliver in a fast-paced environment.
Good understanding of architectural patterns and trade-offs, with confidence in recommending practical technical approaches.

Skills

JVM
Kotlin
Java
Hadoop ecosystem
Spark
Hadoop
Hive
AWS
EMR
S3
Glue
Agile
Code reviews
Design discussions
Collaborative development
Communication
Technical trade-offs
Architectural patterns

Experience Level

Senior

About the Company

Expedia Group helps travelers explore the world, one journey at a time.
We are a global travel company powered by passionate people, trusted partnerships, and leading technology.
We connect travelers, partners, and advertisers through our consumer brands, B2B network, and travel advertising business.
Our five Behaviors-Traveler First, Think Big, Operate with Excellence, Ownership Mindset, and Succeed Together-help foster a supportive environment where people can grow their careers and have the flexibility, benefits, and support to do their best work.
Expedia Group includes three flagship consumer brands - Expedia, Hotels.com, and Vrbo - along with a leading B2B travel business and travel advertising offerings.
Expedia Group (NASDAQ: EXPE) powers travel for everyone, everywhere through our global platform.
Driven by the core belief that travel is a force for good, we help people experience the world in new ways and build lasting connections.
We provide industry-leading technology solutions to fuel partner growth and success, while facilitating memorable experiences for travelers.
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™.

Equal Opportunity

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, religion, sexual orientation, national origin, disability or age.