Lead Data Scientist

Stack

Responsibilities

• ▹Design and lead experimentation programs (A/B tests, multi-armed bandits, causal inference studies)
• ▹Develop and deploy predictive models for forecasting, segmentation, propensity scoring, and opportunity sizing
• ▹Lead and grow a team of analysts and data scientists
• ▹Define analytical priorities, allocate resources, and push initiatives from question to production
• ▹Shape strategy in partnership with Product, Research, Sales, and Finance

Requirements

• ▹Strong command of SQL, Python, and Git, with deep expertise in statistical inference, experimental design, and predictive modeling
• ▹Proven ability to turn ambiguous business questions into rigorous analytical problems with clear recommendations
• ▹Experience leading analytics or data science teams
• ▹Comfort operating in ambiguity and managing complex multi-workstream roadmaps

Nice to have

• ▹Familiarity with modern data stack tools such as BigQuery, dbt, Looker, or Airflow

Soft skills

What we offer

• ▹Weekly lunch stipend, full health and dental benefits, mental health budget
• ▹Retirement plan (RRSP/401K/pension) matching
• ▹100% parental leave top-up for up to 6 months
• ▹6 weeks of paid vacation, learning stipend, travel budget, $500 home office stipend

About the company

Cohere is the leading security-first enterprise AI company. It builds cutting-edge foundation AI models and end-to-end products designed to solve real-world business problems, training and deploying frontier models for enterprises building AI systems. It's a global technology company co-headquartered in Toronto and San Francisco, with key offices in London, New York City, Montreal, Seoul, Germany and Paris.