Startups · AI

Senior Staff Decision Science (Risk)

Flex · New York, NY; San Francisco, CA · On-site

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About Flex

Manage business spending in Africa with Flex Finance. Get real-time visibility, easy expense tracking, and control with web, mobile, and corporate cards.Try now. Backed by 500 Global.

About the role

We are seeking an experienced Senior Staff Decision Scientist to join our Risk and Decision Science team. In this role, you will play a pivotal part in shaping the design of a new credit product, developing its risk policy and launch strategy, and proactively identifying the next opportunities to expand its scope. Your work will be central to managing financial risk, maximizing customer lifetime value (LTV), and driving long-term business growth.

What they're looking for

  • 8+ years of relevant experience, including risk/credit strategy at a financial institution or Fintech
  • A graduate degree in Statistics, Mathematics, Computer Science, or a related quantitative field
  • Advanced proficiency in SQL and data visualization, with a track record of building scalable analytics and tooling that other teams reuse
  • Excellent problem-solving skills and effectiveness in communicating complex technical concepts to non-technical stakeholders
  • Subject-matter expertise across a large risk domain (e.g., existing-user credit risk or account takeover), with a strong sense of ownership and a track record of proactively expanding scope
More about this role

Flex is a growth-stage, NYC headquartered FinTech company that is creating the best rent payment experience. It’s hard to believe that it’s 2026 and paying rent on time is expensive, inflexible, and difficult. We’re here to change that! Flex enables our users to pay rent throughout the month on a schedule that better fits their finances and budget. Our mission is to empower as many renters as possible with flexibility over their most significant recurring expense. After deliberately keeping a stealth profile as we built up unprecedented investor support and an enthusiastic user base, we are looking for motivated individuals to help us keep our mission growing. Will you be a part of the team?

We are seeking an experienced Senior Staff Decision Scientist to join our Risk and Decision Science team. In this role, you will play a pivotal part in shaping the design of a new credit product, developing its risk policy and launch strategy, and proactively identifying the next opportunities to expand its scope. Your work will be central to managing financial risk, maximizing customer lifetime value (LTV), and driving long-term business growth.

  • Partner with the product, engineering and...

Read the full posting on Flex's site ↗

Credit Risk

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