Who We Are Wayfair s Advertising business is rapidly expanding adding hundreds of millions of dollars in profits to Wayfair We are building Sponsored Products Display Video Ad offerings that cater to a variety of Advertiser goals while showing highly relevant and engaging Ads to millions of customers We are evolving our Ads Platform to empower advertisers across all sophistication levels to grow their business on Wayfair at a strong positive ROI and are leveraging state of the art Machine Learning techniques The Advertising Optimization Automation Science team is central to this effort We leverage machine learning and generative AI to streamline campaign workflows delivering impactful recommendations on budget allocation target Return on Ad Spend tROAS and SKU selection Additionally we are developing intelligent systems for creative optimization and exploring agentic frameworks to further simplify and enhance advertiser interactions We are looking for an experienced Machine Learning Scientist III to join the Advertising Optimization Automation Science team In this role you will be responsible for the development of budget tROAS and SKU recommendations and other machine learning capabilities supporting our ads business You will work closely with other scientists as well as members of our internal Product and Engineering teams to apply your engineering and machine learning skills to solve some of our most impactful and intellectually challenging problems to directly impact Wayfair s revenue What you ll do Provide technical leadership in the development of an automated and intelligent advertising system by advancing the state-of-the-art in machine learning techniques to support recommendations for Ads campaigns and other optimizations Design build deploy and refine extensible reusable large-scale and real-world platforms that optimize our ads experience Work cross-functionally with commercial stakeholders to understand business problems or opportunities and develop appropriately scoped machine learning solutions Collaborate closely with various engineering infrastructure and machine learning platform teams to ensure adoption of best-practices in how we build and deploy scalable machine learning services Identify current opportunities and insights from the data where can the models be improved What is the projected ROI of a proposed modification Research new developments in advertising sort and recommendations research and open-source packages and incorporate them into our internal packages and systems Be obsessed with the customer and maintain a customer-centric lens in how we frame approach and ultimately solve every problem we work on What you ll need Bachelor s or Master s degree in Computer Science Mathematics Statistics or related field 6-9 years of industry experience in advanced machine learning and statistical modeling including hands-on designing and building production models at scale Strong theoretical understanding of statistical models such as regression clustering and machine learning algorithms such as decision trees neural networks etc Familiarity with machine learning model development frameworks machine learning orchestration and pipelines with experience in either Airflow Kubeflow or MLFlow as well as Spark Kubernetes Docker Python and SQL Proficiency in Python or one other high-level programming language Solid hands-on expertise deploying machine learning solutions into production Strong written and verbal communication skills ability to synthesize conclusions for non-experts and overall bias towards simplicity Nice to have Familiarity with Machine Learning platforms offered by Google Cloud and how to implement them on a large scale e g BigQuery GCS Dataproc AI Notebooks Experience in computational advertising bidding algorithms or search ranking Experience with deep learning frameworks like PyTorch Tensorflow etc Assistance for Individuals with Disabilities Wayfair is fully committed to providing equal opportunities for all individuals including individuals with disabilities As part of this commitment Wayfair will make reasonable accommodations to the known physical or mental limitations of qualified individuals with disabilities unless doing so would impose an undue hardship on business operations If you require a reasonable accommodation to participate in the job application or interview process please let us know by completing our Accomodations for Applicants form Need Technical Assistance For more information about applying for a career at wayfair visit our FAQ page here 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 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 agile 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 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