Machine Learning Scientist III (Meta bidding)

Expedia, Inc.; London; On-site; GBP 70,000 - 90,000; Full time

Job summary

A leading company in global travel technology is seeking a Machine Learning Scientist III to optimize marketing strategies and enhance customer engagement through advanced data science techniques. The role involves solving complex problems using machine learning and statistical modeling, with a focus on improving performance across marketing channels. Join a vibrant team dedicated to shaping the future of travel.

Benefits

Travel Perks

Generous Time-Off

Parental Leave

Flexible Work Model

Career Development Resources

Qualifications

• 3+ years of experience in machine learning and statistical modeling.
• Strong programming skills in Python or Scala.

Responsibilities

• Optimize bidding strategies across multiple marketing channels.
• Collaborate with engineering and MetaSearch partners to improve ML models.

Skills

Machine Learning

Statistical Modeling

Python

Scala

Optimization Techniques

Tools

Spark MLlib

scikit-learn

PyTorch

Job description

Machine Learning Scientist III (Meta bidding) page is loaded

Machine Learning Scientist III (Meta bidding)

Apply locations UK - London | Full time | Posted 3 Days Ago | End Date: June 13, 2025 (24 days left to apply) | Job requisition id R-95422

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 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, 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.

We create and deliver an aligned, dedicated marketing strategy to fuel each Expedia Group brand's success. Since our travelers interact with us through our brands, we focus on branding in our marketing while leveraging our scale and expertise.

We are looking for a Machine Learning Scientist III to use Machine Learning to help optimize marketing spend and increase customer long-term value through relevant and engaging interactions. This role offers the opportunity to solve high-impact, complex problems using advanced Data Science techniques.

In this role, you will:

• Use Expedia Group tools and marketing channels to connect users with their preferred travel products at scale, enhancing engagement and effectiveness.

• Optimize and refine bidding strategies across multiple marketing channels to improve performance, cost-effectiveness, and strategic capital allocation.

• Collaborate with engineering, MetaSearch partners like Google and trivago, and other stakeholders to integrate and improve ML models supporting decision-making and scalability.

• Address high-impact modeling challenges, including data scarcity and dynamic auction environments, to ensure effective programmatic solutions for travel product engagement.

• Continuously experiment and adapt strategies based on emerging trends and insights to improve efficiency and outcomes.

Experience and qualifications:

• 3+ years of proven experience in machine learning and statistical modeling, including dataset creation, feature engineering, and algorithm development and optimization.

• Strong programming skills in Python or Scala, with experience in libraries like Spark MLlib, scikit-learn, or PyTorch to write clear, efficient, and well-documented code.

• Experience with optimization techniques, control theory, causal modeling, or elasticity modeling is desirable.

• Experience solving machine learning problems within the marketing domain is beneficial.

• Curious, eager to learn, and open to adopting new methodologies, techniques, and technologies.

#LI-MF2

Accommodation requests:

If you need assistance with any part of the application or recruiting process due to a disability or other health conditions, please contact our Recruiting Accommodations Team through the Accommodation Request portal.

We are proud to be recognized as a Best Place to Work on Glassdoor in 2024 and for our award-winning culture by Forbes, TIME, Disability:IN, and others.

Expedia Group's brands include: Expedia, Hotels.com, Vrbo, trivago, Orbitz, Travelocity, Hotwire, Wotif, ebookers, CheapTickets, Expedia Group Media Solutions, Expedia Local Expert, CarRentals.com, and Expedia Cruises. 2024 Expedia, Inc. All rights reserved. Trademarks are property of their respective owners.

Employment offers will always come from Expedia Group’s Talent Acquisition team. Never share sensitive personal information unless you are sure of the recipient. Our official careers site is careers.expediagroup.com/jobs.

We are committed to creating an inclusive, diverse workplace. All qualified applicants will receive consideration regardless of race, religion, gender, sexual orientation, national origin, disability, or age.