Senior Data Scientist

Who we are
At CarGurus (NASDAQ: CARG), our mission is to give people the power to reach their destination. We started as a small team of developers determined to bring trust and transparency to car shopping. Since then, our history of innovation and go-to-market acceleration has driven industry-leading growth. In fact, we're the largest and fastest-growing automotive marketplace, and we've been profitable for over 15 years.
What we do
The market is evolving, and we are too, moving the entire automotive journey online and guiding our customers through every step. That includes everything from the sale of an old car to the financing, purchase, and delivery of a new one. Today, tens of millions of consumers visit CarGurus.com each month, and ~30,000 dealerships use our products. But they're not the only ones who love CarGurus-our employees do, too. We have a people-first culture that fosters kindness, collaboration, and innovation, and empowers our Gurus with tools to fuel their career growth. Disrupting a trillion-dollar industry requires fresh and diverse perspectives. Come join us for the ride!
Role overview
As a core member of the Data Science team, the Senior Data Scientist will be responsible for implementing and training machine learning models, developing and maintaining data pipelines to supply training and inference data for models, evaluating performance of production-deployed models, and supporting A/B testing of the Data Science team's models. Potential areas of support and ownership include Recommendations, Search Ranking, and Instant Market Value algorithms.
What you'll do

• Implementing, training, and evaluating machine learning models using Python and AWS SageMaker.
• Developing and maintaining data pipelines to supply training and inference data for models, using SQL and Snowflake.
• Collaborating with engineers to deploy models to production
• Evaluating performance of production-deployed models
• Designing A/B tests of the Data Science team's models and analyzing their results
• Communicating solutions to stakeholders through written documentation, demos and presentations, and data visualizations
• Collaborating with other data scientists, machine learning engineers, and business stakeholders to scope, design, and implement machine learning projects

What you'll bring

• Curiosity about widely varied datasets and their possibilities for unlocking customer value. Self-motivated to perform exploratory analyses and build proof-of-concept solutions.
• Proven experience turning data into successful products
• Knowledge of standard Machine Learning techniques for supervised and unsupervised learning across structured and unstructured datasets. Comprehensive knowledge of, and real-world experience with, measurement, evaluation, and testing of models.
• Experience deploying and/or maintaining machine learning services in production
• Proficiency in Python or similar languages widely used in the data science community
• Proficiency in SQL
• Ability to communicate technical details and analytical findings to both technical and non-technical audiences
• Advanced degree (or proven experience) in Computer Science, Data Science, Mathematics, or any quantitative science which makes use of advanced data analytics or statistical or machine learning techniques

Working at CarGurus
We reward our Gurus' curiosity and passion with best-in-class benefits and compensation, including equity for all employees, both when they start and as they continue to grow with us. Our career development and corporate giving programs, as well as our employee resource groups (ERGs) and communities, help people build connections while making an impact in personally meaningful ways. A flexible hybrid model and robust time off policies encourage work-life balance and individual well-being. Thoughtful perks like daily free lunch, a new car discount, meditation and fitness apps, commuting cost coverage, and more help our people create space for what matters most in their personal and professional lives.
We welcome all
CarGurus strives to be a place to which people can bring the ultimate expression of themselves and their potential-starting with our hiring process. We do not discriminate based on race, color, religion, national origin, age, sex, marital status, ancestry, physical or mental disability, veteran status, gender identity, or sexual orientation. We foster an inclusive environment that values people for their skills, experiences, and unique perspectives. That's why we hope you'll apply even if you don't check every box listed in the job description. We also encourage you to tell your recruiter if you require accommodations to participate in our hiring process due to a disability so we can provide the appropriate support. We want to know what only you can bring to CarGurus. #LI-Hybrid