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From the employer's careers site First seen 24 Oct 2026

Senior Data Scientist, Growth Data

Wealthsimple Remote (Canada) Remote senior Full time

Salary

CA$151K - CA$189K per year

Apply on Wealthsimple

Description

Wealthsimple is looking for a Senior Data Scientist to join the Growth Data team, focusing on driving new user acquisition and net deposit targets through marketing efforts. The successful candidate will serve as a domain expert for one of the key marketing pillars, driving optimization through sophisticated algorithms, measurement systems, and strategic insights.

Responsibilities:

  • Build data products and algorithms that optimize marketing performance, including budget allocation, targeting strategies, and campaign optimization across multiple channels
  • Design and implement measurement strategies for marketing initiatives, including attribution modeling, incrementality analysis, and multi-touch attribution
  • Drive marketing strategy through data insights, A/B testing, and causal inference methodologies to maximize ROI on marketing spend
  • Develop and maintain analytics pipelines and data infrastructure, working collaboratively with data engineers and other data scientists
  • Conduct exploratory analysis to identify growth opportunities, understand customer behavior, and optimize marketing tactics
  • Provide business-as-usual analytics support, including reporting, dashboards, and ad-hoc analysis for marketing stakeholders
  • Leverage AI tooling to handle operational tasks efficiently and focus on high-impact strategic problems
  • Partner with ad platforms and internal engineering teams to ensure robust tracking, data integration, and measurement capabilities

Requirements:

  • Understanding of digital marketing mechanics, including attribution, ad platforms, tracking, and conversion optimization
  • Experience working with lifecycle data and understanding various ways of reaching out to new/existing customers
  • Strong technical skills in Python and SQL with experience building production-quality code
  • Proven track record in algorithm development, optimization problems, or building data-driven decision systems
  • Strong foundation in causal inference, A/B testing, and experimental design
  • Excellent communication skills and ability to translate complex technical concepts for non-technical stakeholders

Benefits:

  • High visibility, high impact: Your work directly affects Wealthsimple's growth bottom line and influences strategic marketing decisions
  • Diverse technical challenges: Develop expertise across measurement, A/B testing, causal inference, machine learning, and algorithm development
  • In-demand skill set: Build valuable skills in marketing analytics and optimization that are highly sought after in the tech market
  • Strategic domain ownership: Own a key pillar of Wealthsimple's growth strategy and build deep expertise in a lasting problem space
  • AI-enabled efficiency: Leverage cutting-edge AI tooling to amplify your impact and focus on the most strategic challenges

Skills

Required

  • Python
  • SQL
  • algorithm development
  • causal inference
  • A/B testing
  • experimental design
  • digital marketing mechanics
  • attribution modeling
  • incrementality analysis
  • multi-touch attribution

Ready to apply?

You apply with the employer directly. Their original posting is here: https://jobs.ashbyhq.com/wealthsimple/5fd80e67-350e-42ae-a329-4af4b77d2c72

Apply on Wealthsimple