Expedia Group · 12 hours ago
Sr. Data Scientist - Advertising Technology
Washington - Seattle Campus
Full-time
Onsite
Senior Level
$173K/yr - $242K/yr
6+ years expExpedia Group is a leader in global travel technology, designing innovative solutions that enhance travel experiences. The Senior Data Scientist will work with the Advertising Technology team to leverage data and machine learning for improving ad delivery and performance, collaborating with cross-functional teams to drive data-informed decision-making.
CommunitiesInternetReservationsTask ManagementTechnical SupportTicketingTourismTransportationTravel
Responsibilities
Develop and deploy advanced machine learning models to solve complex business challenges and drive data-informed decision making
Analyze large-scale datasets and design robust experiments to uncover actionable insights and optimize Expedia Group’s products and services
Collaborate with cross-functional teams to architect and implement end-to-end data pipelines and intelligent systems that operate at production scale
Lead and mentor data scientists and engineers, fostering technical excellence and a culture of continuous learning
Safely integrate and operate AI/ML‑enabled solutions that improve outcomes, ensuring models are reliable, ethical, and scalable
Apply expertise in AI-driven systems, tools, or workflows, and leverage AI/ML concepts to deliver impactful real-world products across multiple domains
Qualification
Required
Bachelor's degree or higher in Statistics, Economics, Computer Science, Data Science, or a related quantitative field
6–8+ years of professional experience in data science, applied science, or analytics roles
Proven experience developing and deploying ML and statistical models for real-world business problems at scale
Deep expertise in statistics, applied data analysis, and experimentation design
Strong experience designing, executing, and interpreting A/B and causal experiments, including identifying confounders and limitations
Advanced proficiency in SQL and experience working with large-scale datasets using Spark or Databricks
Proficiency in Python and experience with ML frameworks such as PyTorch or TensorFlow or MxNet
Experience working with modern deep learning architectures, such as Transformers/BERT, DCN, GNNs, GANs, or diffusion models
Excellent communication skills, with the ability to influence decisions and clearly explain complex analyses to senior technical and non-technical stakeholders
Preferred
Significant experience working on advertising or marketplace systems, including ad delivery, auctions, bidding, ranking, or pricing
Applied experience with ML models used in ads, such as CTR/CVR prediction, ranking, or optimization models
Strong understanding of auction mechanics (first-price vs. second-price, pacing, budget constraints) and marketplace dynamics
Experience with incrementality measurement, causal inference, and policy evaluation in production environments
Ability to mentor junior data scientists, set analytical standards, and review others' work
Background in ads, marketplaces, e-commerce, or travel platforms
Benefits
Medical/dental/vision
Paid time off
Employee Assistance Program
Wellness & travel reimbursement
Travel discounts
International Airlines Travel Agent (IATAN) membership
Company
Expedia Group
At Expedia Group (NASDAQ: EXPE), we believe travel is a force for good – it opens minds, builds connections, and bridges divides.
10001+ employees
H1B Sponsorship
Expedia Group has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (519)
2024 (410)
2023 (382)
2022 (629)
2021 (483)
2020 (366)
Funding
Current Stage
Public CompanyTotal Funding
$4.25BKey Investors
Apollo,Silver LakeTCV
2025-02-21Post Ipo Debt· $985M
2020-04-23Post Ipo Equity· $1.2B
2020-04-23Post Ipo Debt· $2B
Leadership Team
Ariane Gorin
Chief Executive Officer
Ramana Thumu
Chief Technology Officer
Recent News
2026-02-04
2026-02-03
2026-02-03
Company data provided by crunchbase