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- Tasks: Lead the development of statistical methodologies for A/B testing and experimentation.
- Company: Join Expedia Group, a leader in global travel technology.
- Benefits: Enjoy travel perks, flexible work, generous time-off, and career development resources.
- Why this job: Shape the future of travel with your statistical expertise and innovative solutions.
- Qualifications: Deep knowledge in statistics and programming skills in Python or R required.
- Other info: Be part of a diverse team that values collaboration and celebrates differences.
The predicted salary is between 48000 - 72000 £ per year.
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.
Machine Learning Scientist III – Experimentation Science
Introduction to team:
As a Machine Learning Scientist III on our Experimentation Science team, you will play a critical role in shaping the statistical methodologies that underpin Expedia Group’s experimentation platform. Your work will ensure that every feature change on our website—from button colors to booking flows—is rigorously tested to maximize business impact. This role blends research and practical application, requiring you to design, evaluate, and improve hypothesis testing frameworks and experimentation techniques. You will collaborate closely with platform engineers to implement scalable solutions, provide expert guidance to stakeholders, and drive innovation through cutting-edge statistical research. This position offers a unique opportunity to apply deep statistical expertise in a dynamic environment where your contributions directly influence product decisions and customer experiences worldwide.
Responsibilities
- Lead the development and validation of advanced statistical methodologies to support Expedia Group’s experimentation platform, ensuring robust and reliable A/B testing across the website’s features and user experiences
- Collaborate closely with the experimentation platform team to design, implement, and scale new testing frameworks and tools that enhance the platform’s capabilities and reporting accuracy
- Provide expert guidance and training to cross-functional teams on experimental design, hypothesis testing, and statistical best practices to optimize test duration, sample size, and overall experiment quality
- Conduct original research to explore and develop innovative approaches for experimentation challenges, including designing proof-of-concept studies and integrating new methodologies into production workflows
- Analyze complex experimental data, build simulation frameworks to quantify error rates, and communicate findings clearly to both technical and non-technical stakeholders to inform business decisions
What we’re looking for
- Deep expertise in statistical methodologies, particularly hypothesis testing, design of experiments, and interpretation of p-values and confidence intervals, with the ability to apply these concepts rigorously in an experimentation context
- Strong analytical mindset with the capability to structure complex business problems and translate them into statistically sound experimental designs and solutions
- Proficiency in programming with experience in Python, PySpark, R, or similar languages, sufficient to implement and test statistical models and simulations, with an emphasis on correctness over advanced coding skills
- Demonstrated ability to conduct independent research, quickly learn new statistical techniques, and develop proof-of-concept models that can be scaled and integrated into production experimentation platforms
- Excellent communication skills to clearly explain complex statistical concepts and experimental results to both technical and non-technical stakeholders, ensuring alignment and understanding across teams
Experience and qualifications
- A bachelor’s degree or higher in Mathematics, Statistics, or a closely related quantitative field, providing a strong foundation in statistical theory and experimental design
- Proven expertise in hypothesis testing, design of experiments, and statistical methodologies critical to experimentation science
- Solid programming skills in at least one language such as Python, R, or PySpark, with the ability to write clean, maintainable code to support research and implementation
- Experience applying statistical rigor to real-world business problems, with the ability to independently lead and deploy methodologies at scale
- Strong analytical mindset with the capacity to research, evaluate, and implement new statistical approaches and simulation frameworks
- Excellent communication skills to clearly explain complex statistical concepts and results to both technical and non-technical stakeholders
- Ability to work collaboratively within a small, focused team and liaise effectively with platform engineers and business partners
- Prior experience in experimentation platforms or A/B testing environments is highly desirable
- Autonomy and accountability to serve as a point of contact for statistical methodologies within the team
Expedia Group is proud to offer a wide range of benefits to support employees and their families, including medical/dental/vision, paid time off, and an Employee Assistance Program. To fuel each employee’s passion for travel, we offer a wellness & travel reimbursement, travel discounts, and an International Airlines Travel Agent (IATAN) membership. View our full list of benefits.
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 Group Media Solutions, Expedia Local Expert, CarRentals.com, and Expedia Cruises. 2024 Expedia, Inc. All rights reserved. Trademarks and logos are the property of their respective owners. CST: 2029030-50
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.
Company:
Expedia Group
Qualifications:
Language requirements:
Specific requirements:
Educational level:
Level of experience (years):
Senior (5+ years of experience)
Tagged as: Industry, Machine Learning, NLP, United Kingdom
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Machine Learning Scientist III – Experimentation Science (Statistical Methodologies) employer: NLP PEOPLE
Contact Detail:
NLP PEOPLE Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Machine Learning Scientist III – Experimentation Science (Statistical Methodologies)
✨Tip Number 1
Network like a pro! Reach out to folks in the industry, attend meetups, and connect with people on LinkedIn. You never know who might have the inside scoop on job openings or can refer you directly.
✨Tip Number 2
Prepare for interviews by practising common questions and showcasing your statistical expertise. Be ready to discuss your past projects and how you've applied statistical methodologies in real-world scenarios.
✨Tip Number 3
Don’t just apply anywhere—focus on companies that align with your values and interests. Check out our website for roles that excite you, and tailor your approach to show why you’re a perfect fit for us!
✨Tip Number 4
Follow up after interviews! A quick thank-you email can go a long way in keeping you top of mind. Share any additional thoughts or insights you have about the role or company—it shows your enthusiasm!
We think you need these skills to ace Machine Learning Scientist III – Experimentation Science (Statistical Methodologies)
Some tips for your application 🫡
Tailor Your Application: Make sure to customise your CV and cover letter for the Machine Learning Scientist III role. Highlight your experience with statistical methodologies and A/B testing, as these are key to what we’re looking for at Expedia Group.
Show Off Your Skills: Don’t hold back on showcasing your programming skills in Python or R. We want to see how you can implement and test statistical models, so include relevant projects or experiences that demonstrate your expertise.
Communicate Clearly: Remember, you’ll need to explain complex statistical concepts to both technical and non-technical folks. Use your application to show us how you can communicate effectively—clarity is key!
Apply Through Our Website: We encourage you to apply directly through our careers page. It’s the best way to ensure your application gets into the right hands and shows your enthusiasm for joining our team at Expedia Group.
How to prepare for a job interview at NLP PEOPLE
✨Know Your Stats
Brush up on your statistical methodologies, especially hypothesis testing and experimental design. Be ready to discuss how you've applied these concepts in real-world scenarios, as this will show your depth of understanding and practical experience.
✨Showcase Your Coding Skills
Make sure you're comfortable with programming languages like Python or R. Prepare to talk about specific projects where you implemented statistical models or simulations, highlighting your ability to write clean and maintainable code.
✨Communicate Clearly
Practice explaining complex statistical concepts in simple terms. You might be asked to present findings to non-technical stakeholders, so demonstrating your ability to bridge that gap will be crucial.
✨Collaborate and Innovate
Be ready to discuss how you've worked with cross-functional teams in the past. Highlight any innovative approaches you've taken to solve experimentation challenges, as collaboration is key in this role.
