Machine Learning Scientist III

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.Introduction to the team The Machine Learning Scientist III role sits on the Content Relevance and Generation AI team in the Expedia Technology division of Expedia Group. This team develops and optimizes ranking models with state‐of‐the‐art machine learning techniques to power the selection and ranking of property images and reviews for the multiple brands in our portfolio, while also generating relevant content across the platform.In this role, your expertise and passion for innovation, developing cutting‐edge technology and implementing industry‐leading solutions, will improve the experience of millions of travelers and travel partners each year. This is an applied research role: your models will be deployed to our production systems, and your results will be measured objectively via A/B testing, directly impacting our business results. We collaborate closely with the analytics, product, and engineering teams.In this role, you will Work with product management to understand business problems, identify challenges and machine learning opportunities, and scope solutions.Conduct exploratory data analysis, formulate machine learning problems, and build effective and scalable ML models.Partner with data and software engineering teams to deliver your solutions into production.Develop a deep understanding of our data and ML infrastructure.Document and design the technical details of your work.Present your ideas and results to product management, stakeholders, and leadership teams in a clear and effective manner.Collaborate and brainstorm with other team members and across the company.Stay current with advances in ML and GenAI to drive innovation within the team.Qualifications Master\’s degree required; Ph.D. preferred, in Computer Science, Statistics, Mathematics, Engineering, or a related technical field.You have 3+ years of hands‐on experience applying machine learning in production, including dataset creation, feature selection and engineering, model development and optimization, and production deployment.You have expertise with Python and related machine learning tools, deep learning frameworks such as TensorFlow or PyTorch, and SQL‐like query languages for data extraction, transformation, and loading.A strong foundation in Machine Learning fundamentals, statistics, and experimentation.You have real‐world experience working with large data sets in a distributed computing environment such as Spark.You have good programming practices, ability to write readable, fast code.You have intellectual curiosity and desire to learn new things, techniques and technologies.Experience with Large Language Models (LLMs), including fine‐tuning, efficient deployment, and architectures.Experience working with data analytics platforms such as Databricks.Hands‐on experience using workflow orchestration tools (e.g., Airflow, Flyte) to build, schedule, and maintain reliable data and ML pipelines.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 GroupTM Media Solutions, Expedia Local Expert, CarRentals.comTM, and Expedia CruisesTM.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, religion, gender, sexual orientation, national origin, disability or age.

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