The Search, Marketing, and Recommendations Technology team is responsible for the algorithms powering Wayfair's global customer-facing experiences, serving over 22 million active customers. We also lead key investments in causal inference systems utilized across the company. Our mission is to empower our customers to discover their style and needs efficiently, offering an end-to-end personalized, inspiring experience that feels both meaningful and magical.

• Lead the technical strategy for our global causal inference initiatives, building frameworks that facilitate effective system interactions and clearly communicating this vision to a diverse audience.
• Design and implement large-scale causal inference systems, including our experimentation platform, long-term impact models, and scalable synthetic control platforms.
• Drive the development of advanced causal inference capabilities to assess the value of various customer marketing touchpoints (both on-site and off-site).
• Integrate underlying models into a unified technology platform that supports stakeholders with diverse needs, helping them reach sound causal conclusions.
• Mentor and provide guidance to junior team members to enhance their skills.
• Collaborate with leaders in engineering, product management, data science, and business to address complex problems holistically.

• 7+ years of industry experience in one or more of the following: observational causal inference, experimentation, or building and maintaining large-scale measurement systems.
• Proficient coding skills: advanced experience in Python for machine learning and causal inference, along with familiarity with workflow tools (e.g., Airflow, Composer) for batch and real-time processes.
• Expertise in statistical modeling techniques, including experimental design, statistical inference, hypothesis testing, and optimization.
• A proven track record of managing large-scale technical projects, including creating roadmaps, execution, and delivery.
• The ability to work closely with senior business stakeholders, translate complex ideas for non-experts, and influence strategic decisions at the Director+ level.
• A strong publication record in applied science journals (e.g., NeurIPS) is a plus.

Why You'll Love Wayfair

• Time Off:
  • Paid Holidays
  • Paid Time Off (PTO)
• Health & Wellness:
  • Full Health Benefits (Medical, Dental, Vision, HSA/FSA)
  • Life Insurance
  • Disability Protection (Short Term & Long Term Disability) 
  • Global Wellbeing: Gym/Fitness discounts (including US Peloton, Global ClassPass, and various regional gym memberships)
  • Mental Health Support (Global Mental Health, Global Wayhealthy Recordings)
  • Caregiver Services
• Financial Growth & Security:
  • 401K Matching (Employee Matching Program)
  • Tuition Reimbursement 
  • Financial Health Education (Knowledge of Financial Education - KOFE)
  • Tax Advantaged Accounts
• Family Support:
  • Family Planning Support
  • Parental Leave
  • Global Surrogacy & Adoption Policy
• Professional Development & Recognition:
  • Rewards & Recognition 
  • Global Employee Anniversary Awards 
  • Paid Volunteer Work 
• Unique Perks:
  • Employee Discount 
  • U.S. Bluebikes Membership
  • Global Pod Outings
• Work/Life Balance:
  • Emphasizing a supportive & flexible work environment that encourages a balance between personal and professional commitments 

The salary range for this position is $207,000 - $230,000* however, base pay offered may vary depending on location, job-related knowledge, skills, and experience. Restricted stock units may be provided as part of the compensation package, in addition to a full range of medical, financial, and/or other benefits, dependent on the position offered. This information is provided per individual states’ pay transparency laws.

We are looking forward to your application!

About Wayfair Inc.

Wayfair is one of the world’s largest online destinations for the home. Whether you work in our global headquarters in Boston or Berlin, or in our warehouses or offices throughout the world, we’re reinventing the way people shop for their homes. Through our commitment to industry-leading technology and creative problem-solving, we are confident that Wayfair will be home to the most rewarding work of your career. If you’re looking for rapid growth, constant learning, and dynamic challenges, then you’ll find that amazing career opportunities are knocking.

No matter who you are, Wayfair is a place you can call home. We’re a community of innovators, risk-takers, and trailblazers who celebrate our differences, and know that our unique perspectives make us stronger, smarter, and well-positioned for success. We value and rely on the collective voices of our employees, customers, community, and suppliers to help guide us as we build a better Wayfair – and world – for all. Every voice, every perspective matters. That’s why we’re proud to be an equal opportunity employer. We do not discriminate on the basis of race, color, ethnicity, ancestry, religion, sex, national origin, sexual orientation, age, citizenship status, marital status, disability, gender identity, gender expression, veteran status, genetic information, or any other legally protected characteristic.

Your personal data is processed in accordance with our Candidate Privacy Notice (https://www.wayfair.com/careers/privacy). If you have any questions or wish to exercise your rights under applicable privacy and data protection laws, please contact us at dataprotectionofficer@wayfair.com.