Build fraud, compliance, and onboarding systems for Stripe's card issuing platform

Interview for a Senior Software Engineer role on Stripe's issued cards and financial accounts team, leading technical solutions for account management, onboarding, and fraud prevention in banking-as-a-service. Expect questions on system design for compliance-heavy financial flows and cross-functional partnership with Product and Fraud Strategy.

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What this interview tests

Banking-as-a-service system design (onboarding, fraud, compliance)
API design and review
Relational/document database tradeoffs (MySQL/Postgres, MongoDB)
Cross-functional partnership with Product and Fraud Strategy
Technical documentation and roadmap writing
On-call and production ownership

Common question themes

Design an onboarding flow that must satisfy compliance and fraud checks

Walk through an end-to-end fraud-prevention feature you built

How do you write a technical brief for a medium-to-large problem

Review this API design — what would you push back on

Describe an on-call incident and how you resolved it

How do you mentor engineers newer to a large financial codebase

How candidates describe it

Real Senior Software Engineer interview stories — retold from candidates' public write-ups, with sources.

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