Principal Data Scientist

San Francisco

Formation provides personalization for the largest enterprise businesses in the world. We work with high volume data streams to deliver tailored experiences and orchestrate physical and digital exchanges into a seamless journey. Our Data Science team works closely with Product and Engineering to transform the way people engage across multiple industries. Our team is focused on applying reinforcement learning and statistical analysis to complex, real-world problems for Fortune 500 customers with massive data sets.

As the Principal Data Scientist, you will work with our Leadership team and on cross-functional teams to help drive Machine Learning and Optimization strategy and execution across Formation’s core product.

Key Responsibilities:

  • Provide technical leadership to Data Science teams and serve as subject matter expert in Machine Learning, Optimization, Reinforcement Learning, Recommender Systems, and Contextual Bandits
  • Oversee the design, testing, and productionization of Reinforced Learning-based experimentation
  • Collaborate with colleagues in Product and Customer Success roles, sharing responsibilities that impact the entire product life-cycle
  • Lead, train and mentor Data Scientists
  • Present methodology and results to Executives at Fortune 500 customers

Skills and Experience:

  • Master's or Ph.D. in a quantitative/analytical field such as Data Science, Machine Learning, Mathematics, Statistics, Economics, Computer Science, Engineering or Physics
  • Minimum of 8 to 10 years experience in industry, policy, or related disciplines of work
  • Expertise in Machine Learning with a focus on Contextual Bandits, Reinforcement Learning, and Recommender Systems
  • Expertise in building and deploying Machine Learning and Optimization Models at scale
  • Demonstrated experience in using the above methods to solve complex business problems working with structured and unstructured data, and providing best-in-class data driven products and/or solutions for customers.
  • Demonstrated experience in managing and leading large complex projects, including (but not limited to) formulating the business and analytical problem, extracting, cleansing, and manipulating large, and diverse data sets, building descriptive, predictive and prescriptive solutions and deploying these solutions in the cloud and/or on premise systems
  • Demonstrated experience in communicating complex analytical solutions, data relationships and results, and their business impacts to multiple business partners and stakeholders, through compelling data visualization and storytelling skills
  • Proficiency in Python, TensorFlow, Spark, and cloud environments (e.g. AWS)
  • Knowledge of Data Science concepts related to e-commerce (e.g. lifetime value, net incremental revenue, churn) is a plus


Formation distills complex customer data into uniquely tailored experiences; we orchestrate physical and digital exchanges into one seamless journey. Our business is building lasting, trusted relationships between people and brands—and making it look easy.

We're already reaching millions of people a day, and we're just getting started. Our founding leadership is equal parts business, design, and engineering—because we believe differing perspectives + passionate discourse achieve the greatest outcomes. We are collectively talented, but also humble. We give our whole selves. We love learning new things.

Formation is committed to inclusion and diversity and is an equal opportunity employer. All applicants will receive consideration without regard to race, color, religion, gender, gender identity, sexual orientation, national origin, disability, or veteran status.

Also, we are thrilled to be named one of the Top 50 startups by LinkedIn! Every member of our team makes Formation a special place to work and grow. Come join us and see for yourself!