Data Engineer III

Expedia Group•Chicago, IL

1d•Hybrid

About The Position

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. Data Engineer III In this role, you will: Design, build, and support scalable and durable data solutions that can enable self-service consumption use cases using cloud based technologies in an agile manner. Support Expedia Group’s product and business teams’ specific data needs on a global scale. Close partnership with internal partners from engineering, product, and business. Write clean, efficient and thoroughly tested code. Be part of an agile team that is continuously learning and improving. Develop scalable and highly-performant distributed systems with everything this entails (availability, monitoring, resiliency). Design and deliver scalable LLM/AI-driven data solutions within ADAM (Advertising Data, Attribution, and Measurement), leveraging vector databases and the Model Context Protocol (MCP) to power retrieval-augmented insights for Expedia Group’s Ad Tech business. Build and operate robust batch and streaming pipelines that generate embeddings and provision privacy-safe, high-quality data to LLM applications. Partner with Ads science, product, and sales to surface actionable insights for campaign performance, attribution, audience quality, forecasting, and yield optimization.

Requirements

Master’s degree in Computer Science, Data Science, Analytics or related field, and 3 years of experience in the job offered or in a Data Engineering-related occupation.
Apache Spark
Apache Flink
AWS Cloud Services
Scala
Java
Cassandra
MongoDB
SQL
NoSQL
GraphQL
DataDog
Splunk

Responsibilities

Design, build, and support scalable and durable data solutions that can enable self-service consumption use cases using cloud based technologies in an agile manner.
Support Expedia Group’s product and business teams’ specific data needs on a global scale.
Close partnership with internal partners from engineering, product, and business.
Write clean, efficient and thoroughly tested code.
Be part of an agile team that is continuously learning and improving.
Develop scalable and highly-performant distributed systems with everything this entails (availability, monitoring, resiliency).
Design and deliver scalable LLM/AI-driven data solutions within ADAM (Advertising Data, Attribution, and Measurement), leveraging vector databases and the Model Context Protocol (MCP) to power retrieval-augmented insights for Expedia Group’s Ad Tech business.
Build and operate robust batch and streaming pipelines that generate embeddings and provision privacy-safe, high-quality data to LLM applications.
Partner with Ads science, product, and sales to surface actionable insights for campaign performance, attribution, audience quality, forecasting, and yield optimization.