Our Opportunity: Advertising is a critical component of the ecommerce ecosystem and provides a critical revenue stream to the company. At Chewy, Sponsored Ads team is looking for a Senior Machine Learning Engineer to help launch various innovative ads-offerings for Chewy onsite and offsite sponsored ads. As a member to the Sponsored Advertising team, you’ll be part of core technical team and will influence technical strategy across product search and discovery, relevance and ranking, prediction, and auction of large selection of sponsored ads offering onsite and offsite. You’ll be at forefront of driving technology driven business impact. Machine learning and deep-learning models will influence selection, relevance, ranking, click-through prediction modelling, auction-dynamics, keywords recommendation, campaign optimization, ads channel performance, ads performance maximization and wide array of engaging data-science latest methodologies including but not limited to LLMs and generative AI. Sponsored Ads builds a great outcome for shoppers, brand owners, and Chewy! Shoppers (pet Parents) are offered a range of alternate options to help them choose better and learn about new products, new brands, new promotions, and different price points. Brand owners and advertisers get to showcase their product offerings in the front row for their target audience (proud pet owners) and improve their reach. Come be part of the Sponsored Ads team’s impactful journey at Chewy! What you'll do: Apply machine learning and data-science to enhance shopping for pet-parents, increase product discovery, and build a positive ecosystem. Directly influence and collaborate with Product and Engineering leaders to evolve solutions using applied science to improve selection, ranking, relevance, deal-offerings, click through prediction models, dynamic bidding, and auction algorithms for Chewy onsite and offsite advertising solutions. You will lead new models from ideation to experimentation, and eventually to production delivery to improve Chewy products offerings and advance applied science applications. Publish research papers in leading ML/AI/Advertising conferences solving problems for scale using innovative modelling. Establish high bar on model performance, establish applied-science implementation best practices and mentoring junior scientists. Deploy solutions at Chewy scale improving overall customer engagement and value for Pet Parents. Formalizing proposals and communicating verbally and in writing to Chewy Senior Leadership and business customers with varying levels of technical knowledge, educating them about our research, as well as sharing insights and recommendations. What You'll Need: An advanced degree (M.S., PhD, or equivalent experience) in Operations Research, Statistics, Applied Mathematics, Data Science or related field or proven experience for atleast 3 years designing optimization and machine learning solutions for large scale applications. Ability to understand and apply sophisticated mathematics and DS methodologies. Experience in building distributed pipeline, tuning, optimizing and evaluation. Experience with Sponsored Ads or Advertisement domain. Experience with multiple techniques that include Predictive Models (Time Series and Regression), Linear Programming, and Classification, Search, Ranking or large-scale embeddings. Ability to translate complex data sets and research into simple business recommendations. Bonus: Experience in e-commerce or retail. Prior experience in Advertising systems a huge plus. Experience with ML Services in AWS (SageMaker, Personalize) or equivalent.
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