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Staff Security Engineer, Abuse Control

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Staff Security Engineer, Abuse Control in Others new

  • Bucharest, Romania

Responsibilities

  • Design, prototype, and deploy technical controls across API, protocol, and product boundaries to address high-impact abuse vectors.
  • Translate attacker evidence and threat research into precise technical requirements and control specifications.
  • Collaborate across security, fraud, risk, abuse research, product, and platform teams to design controls for payments, onboarding, identity, and Connect.
  • Run experiments and A/B tests to evaluate risk reduction while minimizing legitimate-user conversion friction.
  • Build automated regression test suites and attack simulations to prevent recurring abuse.
  • Define handoff criteria, operational documentation, timelines, and target dates for transferring mature controls to product engineering teams.

Requirements

  • 10+ years of experience in security engineering, software engineering, application security, or anti-abuse engineering in a high-scale production environment.
  • Bachelor’s or master’s degree in computer science, cybersecurity, software engineering, or a related technical field, or equivalent practical experience.
  • Strong software development background with proficiency in Python, Go, Java, or a similar production programming language.
  • Advanced SQL skills for analyzing system telemetry.
  • Experience using frontier AI models for software development, learning, and analysis.
  • Hands-on experience building API safeguards, rate-limiting frameworks, authentication or authorization checks, or input-validation controls.
  • Experience writing unit, integration, and regression tests for critical backend software.
  • Experience with A/B testing, threat modeling, secure systems architecture, application security, financial fraud vectors, or adversary analysis is preferred.
  • Experience with large-scale data-processing platforms such as Databricks, Trino, or PySpark is preferred.
  • Experience incubating software features and transitioning ownership to partner engineering teams is preferred.

Stripe

Stripe is a financial infrastructure platform for businesses. Millions of companies—from the world’s largest enterprises to the most ambitious startups—use Stripe to accept payments, grow their revenue, and accelerate new business opportunities.

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