Director of Data Science, BillionToOne

• This role requires a unique blend of technical expertise, strategic vision, and leadership ability
• The ideal candidate has a PhD or Master’s in a relevant field, deep experience with statistical modeling and machine learning, and a proven track record of managing high-performing technical teams in a fast-paced environment
• Master’s or PhD in Computer Science, Statistics, Bioinformatics, Mathematics, or a related quantitative field
• 10+ years of experience in data science, analytics, or machine learning, with at least 5+ years in a leadership role
• Deep expertise in R or Python for data analysis, modeling, and machine learning
• Strong SQL skills for data extraction, transformation, and management
• Experience working with diverse data formats (SQL, JSON, CSV, XLSX) and integrating data from multiple sources
• Strong understanding of business fundamentals, including revenue, profit, customer acquisition cost, and lifetime value
• Proven ability to lead teams, mentor talent, and drive data-driven business impact
• Exceptional problem-solving and critical-thinking skills with attention to detail
• Effective communication and stakeholder management skills, with the ability to present complex data insights and strategies to executive leadership
• Excellent problem-solving and analytical skills
• Strong leadership and team management capabilities
• Ability to work independently and manage multiple projects simultaneously
• Effective communication skills, with the ability to convey complex data insights to non-technical stakeholders
• Detail-oriented with a commitment to producing high-quality, accurate work
• Ability to thrive in a fast-paced, dynamic environment and manage multiple priorities

Desirable

• BillionToOne is seeking an Associate Director/Director, Data Science to lead and scale our data science function
• In this role, you will drive the development of advanced analytical frameworks and machine learning models that enhance our genetic testing products
• You will lead a team of data scientists and analysts, partnering cross-functionally with bioinformatics, engineering, product, marketing, and commercial teams to deliver data-driven strategies that fuel innovation and business growth
• Strategic Leadership: Define and execute the data science roadmap to support BillionToOne’s product development, commercial growth, and operational efficiency
• Team Development: Build, mentor, and lead a team of data scientists and analysts, fostering a high-performance, collaborative culture
• Advanced Analytics & Modeling: Develop and implement machine learning models and statistical frameworks to analyze genetic data and drive actionable insights
• Cross-Functional Collaboration: Partner with bioinformatics, product, engineering, marketing, finance, and operations teams to inform strategic decisions and optimize business outcomes
• Data Infrastructure & Optimization: Ensure efficient data retrieval, transformation, and integration across diverse sources (SQL, JSON, CSV, etc.), leveraging best practices in data engineering and automation
• Business Impact & Decision Support: Leverage data to inform key business metrics (revenue, profitability, customer acquisition, lifetime value) and develop models to optimize pricing, customer retention, and operational efficiencies
• Scalability & Innovation: Drive the adoption of emerging data science methodologies and tools to enhance BillionToOne’s competitive advantage in genetic testing
• Stakeholder Communication: Translate complex analytical findings into actionable business insights for both technical and non-technical audiences, including executive leadership
• Stay current with the latest research and advancements in commercial analytics, data science and genetic testing