Staff Data Scientist

Posted 16 Hours Ago
Be an Early Applicant
Bellevue, WA
156K-255K Annually
Senior level
eCommerce • Healthtech • Pet • Retail • Pharmaceutical
At Chewy, our mission is to be the most trusted and convenient destination for pet parents and partners, everywhere.
The Role
The Staff Data Scientist will work on developing and deploying machine learning models impacting business decisions. Responsibilities include modeling, experiments, analyzing data, collaborating with teams, and presenting findings to stakeholders. Advanced mathematics and ML methodologies will be applied to optimize marketing solutions.
Summary Generated by Built In

Our Opportunity:

Do you want to build a model that impacts the company's bottom line? Do you want to see how your ideas, pipelines, architecture, and experiments affect top-level decision-makers? If so, the Chewy Marketing & Science team is hiring! The team uses AI, machine learning, statistics, and business econometrics techniques to understand and serve the needs of our pet parents. As part of the Marketing Science teams, you will have ample opportunities to solve numerous business problems for marketing and existing Chewy customers. Our team has single-threaded ownership to make data science and AI products powered by ML models, Generative AI, econometric models, causal inference, forecasting, and non-linear optimization. We are hiring a Staff Data Scientist in Bellevue, WA, Boston, MA, or Plantation, FL. In this position, you will work on all stages of model development, from idea, analysis, architecture, pipeline, tuning, experimentation, and feedback loop. This team's MLEs and data scientists focus on learning and working together to deploy the model to production and advance our modeling technique. Join our high-achieving team!

What You’ll Do:

  • You will partner with peer MLEs, Program Managers, Marketers, Finance, and top engineers at Chewy. 
  • You will be responsible for science projects from idea to offline evaluation to deployment, to experiment, to feedback, to model improvements for not only your science projects. 
  • Formalizing assumptions about how models are expected to behave, creating definitions of outliers, developing methods to identify them systematically, and explaining why they are reasonable or identifying fixes. 
  • Developing generative AI solutions for various marketing applications.
  • Communicating verbally and in writing to business customers with various levels of technical knowledge, educating them about our research, and sharing insights and recommendations.
  • Work with a team of incredible people passionate about data science, machine learning, AI, search & personalization. 

What You’ll Need:

  • An advanced degree (M.S., PhD, or equivalent experience) in Operations Research, Statistics, Applied Mathematics, Physics, Data Science, or a related field or 5+ years' experience designing optimization and machine learning solutions for large-scale applications.     
  • Ability to understand and apply advanced mathematics and DS methodologies. 
  • Experience in building distributed pipelines, tuning, optimizing, and evaluating.
  • Experience with standard ML and statistical techniques including Predictive Models (Time Series, Regression, etc.), Classification, Forecasting etc.
  • Experience with modern LLM frameworks (e.g., LangChain, LlamaIndex) and LLM architectures and techniques (e.g., RAG, agents, text-to-SQL)
  • Strong programming skills in Python and experience with ML frameworks
  • Ability to thrive in ambiguous situations and transform open-ended problems into structured solutions
  • Excellence in communicating technical concepts to non-technical stakeholders

Bonus (if applicable):

  • Experience with causal inference. If not, we'll teach you. 
  • Experience with at least one cloud services provider(AWS, GCP, Azure, etc.).
  • Experience with ML framework, e.g., Databricks.

Compensation & Benefits:

Our salary range for a Staff Data Scientist position is $156,000.00 - $255,000.00. The specific salary offered to a candidate may be influenced by a variety of factors including but not limited to the candidate’s relevant experience, education, and work location. In addition, this position is eligible for 401k, and a new hire and annual equity grant. We offer different types of insurance, such as medical/Rx, vision, dental, life, disability, hospital indemnity, critical illness, and accident. We offer parental leave, family services benefits, backup dependent care, flexible spending accounts, telemedicine, pet adoption reimbursement, employee assistance program, and many discounts including 10% off pet insurance and 20% off at Chewy.com. Salaried-exempt team members have unlimited PTO, subject to manager approval. Team members will receive six paid holidays per year. Team members may be eligible for paid sick and family leave in compliance with applicable state and local regulations.

Chewy is committed to equal opportunity. We value and embrace diversity and inclusion of all Team Members. If you have a disability under the Americans with Disabilities Act or similar law, and you need an accommodation during the application process or to perform these job requirements, or if you need a religious accommodation, please contact [email protected].


If you have a question regarding your application, please contact [email protected].


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Top Skills

Python

What the Team is Saying

Charles
Roshni
Dewone
Mark
Victoria
Sumit
Zack
The Company
Bellevue, WA
20,000 Employees
Hybrid Workplace
Year Founded: 2011

What We Do

At Chewy, our mission is to be the most trusted and convenient destination for pet parents and partners, everywhere. We view pets and pet parents as family, and are obsessed with meeting their needs and exceeding customer expectations through every interaction. Behind the scenes, our talented teams are made up of innovators, delighters, big-thinkers and of course, passionate pet people—creating a place where you'll be empowered to build, growand unleash your fullest potential.

Launched in 2011, we offer the personalized service of a neighborhood pet store alongside the convenience and speed of e-commerce. Customers love shopping our wide selection of products of more than 100,000 products (including our Private brands and prescription Rx food and Rx medication products), which we offer at competitive prices, fast 1-2 day shipping and around-the-clock convenience that only e-commerce can offer.

Chewy’s commitment to customer service is the core of our brand, and our customers love us for it. We “WOW” pet parents through 24/7 assistance, advice and encouragement every day of the year. We make pet parenting easy with our convenient Autoship subscription program—which allows our customers to schedule their orders, so they never run out of their pet food, supplies and medication they need.

As an e-commerce company, product innovation drives our operations, and our team is constantly striving to find new and better ways to improve our customers’ experience. From an easy­-to­-navigate website and highly rated mobile apps, to detailed order tracking and personalized “Pet Profile” features, we are transforming the way pet parents shop.

Why Work With Us

We're proud to be one of the fastest growing e-commerce companies of all time.

With growth comes the exciting opportunity to be a part of a world-class organization of engineering, product, and design team members, responsible for driving our latest innovations and designing "out-of-the Chewy box" experiences.

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Chewy Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

Typical time on-site: Flexible
Bellevue, WA

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