Staff Fraud Strategy Lead, Card Fraud

About the role:

• This is a Staff individual contributor role with manager-level impact, leading through expertise and influence without direct reports.
• You'll set direction for card fraud prevention across application, transaction and account takeover fraud, working independently with real accountability.
• Open to candidates in any timezone in Canada, with a focus on balancing fraud losses with client friction.

What you'll do:

• Own fraud strategy and execution across Wealthsimple's card products and manage the loss budget.
• Design, backtest, ship and tune detection rules and set decision thresholds on ML risk scores.
• Partner with Product and Engineering to build controls that stop fraud without blocking legitimate clients, and mentor junior teammates.

Skills you bring:

• 6+ years in fraud prevention with 3+ years on card fraud at an issuer, fintech, or payments platform.
• Advanced SQL and hands-on ownership of fraud strategy, with a track record of building and tuning rules.
• Experience quantifying fraud savings against operational and client experience costs, and using AI tools daily.

Why Wealthsimple:

• Top-tier health benefits, life insurance, and long-term group savings with employer match.
• 20 vacation days, 4 wellness days, and unlimited sick and mental health days per year, plus 90 days away to work outside Canada.
• Hybrid team with over 1,500 employees across North America, including employee resource groups and a culture of curiosity and craft.