[Remote] Senior Staff, Decision Scientist, Risk
Note: The job is a remote job and is open to candidates in USA. Flex is a growth-stage FinTech company headquartered in NYC that is transforming the rent payment experience. As a Senior Staff Decision Scientist, you will lead the strategy and optimization of payment decisioning, working collaboratively across various teams to enhance platform economics and customer experience.
Responsibilities
- Own and evolve Flex’s payment decisioning and routing strategy across multiple PSPs
- Use data to increase authorization rates while reducing processing costs and losses
- Design and evaluate retry, failover, and fallback strategies to improve reliability and performance
- Analyze large-scale payment and risk data to identify product and platform improvements
- Build models and forecasts to understand the impact of policy and product changes
- Run experiments and measure tradeoffs between growth, risk, cost, and user experience
- Partner closely with Product, Engineering, Finance, and Operations to ship improvements to the payments platform
- Define metrics and dashboards to monitor performance and guide strategy
- Communicate clear, actionable recommendations to leadership and stakeholders
Skills
- 10+ years of experience in payments, risk, credit, decision science, or platform analytics
- Strong hands-on skills in Python and SQL and working with large, messy datasets
- Experience working on high-scale transactional systems (payments, lending, marketplaces, fintech, or similar)
- Familiarity with concepts like authorization optimization, loss modeling, cohort/vintage analysis, or unit economics
- Strong product and business intuition—you care about shipping impact, not just analysis
- Comfortable operating cross-functionally and owning ambiguous, high-leverage problem spaces
- Background in fintech, payments, or large tech platforms is a strong plus
Benefits
- Competitive pay
- 100% company-paid medical, dental, and vision
- 401(k) + company stock options
- Unlimited paid time off with a PTO minimum + 13 company paid holidays
- Parental leave
- Flex Cares Program: Non-profit company match + pet adoption coverage
- Free Flex subscription
- Competitive medical, dental, and vision
- Company equity
- 401(k) plan with company match
- Unlimited paid time off + 13 company paid holidays
- Parental leave
- Free Flex subscription
- Relocation assistance program
Company Overview
Company H1B Sponsorship