Replit is the agentic software creation platform that enables anyone to build applications using natural language. With millions of users worldwide, Replit is democratizing software development by removing traditional barriers to application creation. About the Role We are looking for a highly skilled PSIRT Engineer to lead the vulnerability response program for Replit’s cloud-native AI platform. You will own the lifecycle of security vulnerabilities affecting our products and services—from intake to validation, remediation coordination, and public disclosure. This role requires strong technical ability to reproduce vulnerabilities , deep understanding of web/app/cloud exploit classes, and experience operating bug bounty and coordinated disclosure programs. You will work closely with Engineering, Cloud Security, SecOps, SRE, and IT teams to ensure vulnerabilities are fixed quickly and communicated responsibly. What You’ll Do Vulnerability Intake, Triage & Validation Manage intake from bug bounty platforms (HackerOne preferred), customer reports, automated scanners, pentest reports, and coordinated disclosure channels. Independently validate, reproduce, severity-score, and document findings. Identify duplicates and maintain a clean vulnerability records pipeline. Assess relevance and exploitability using OWASP, cloud misconfiguration patterns, and identity/authentication/authorization risks (Oauth, OIDC). Remediation Coordination & SLA Management Work with Engineering, SecOps, IT, SRE, and Cloud Security to confirm product impact and drive remediation. Provide detailed reproduction steps, proof-of-concepts, and technical analyses. Track SLAs, remediation progress, regression testing, and systemic improvements. Support SOC 2, ISO 27001, and pentest evidence needs as part of vulnerability lifecycle governance. Bug Bounty & Vulnerability Disclosure Program Management Design and evolve the bug bounty program, including scope, rules, and reward structures. Man
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Role overview
Job description
About 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. Our mission is to increase the GDP of the internet, and we have a staggering amount of work ahead. That means you have an unprecedented opportunity to put the global economy within everyone’s reach while doing the most important work of your career.
About the team
The Security Incident Response team works to analyze, investigate, and respond to threats before they impact Stripe’s business or users. From external attacks to insider threats, our goal is to respond with speed and precision, remediate, and support the incident postmortem process. The team is distributed, working across multiple AMER time zones, and will regularly coordinate with stakeholders in EMEA and APAC.
What you’ll do
You will leverage your security engineering experience to improve incident response capabilities at Stripe. With an emphasis on user and entity behavior analytics, as well as endpoint hardening, you will gain a deep understanding of Stripe’s systems, tooling, and workflows to be able to differentiate between legitimate and malicious activity. Using both threat intelligence and collected telemetry, you will guide and build Stripe-specific signals enrichment logic and incident response solutions that scale with our company. Lastly, your analytic capabilities will be critical during security incidents to reduce uncertainty, uncover root causes, and inform future prevention and detection mechanisms.
Responsibilities
- Analyze and investigate a broad range of threats or activities occurring on client devices
- Develop requirements for detection models and enhancements to existing systems
- Collect, transform, and ingest raw data from disparate sources into threat detection pipelines
- Streamline incident response capabilities, ensuring the tooling and processes are clear
- Work cross-functionally with security engineering and data science teams to build solutions for analyzing security events data at scale and protecting Stripe networks, systems, and data from threats
- Provide actionable insights to help identify, prevent, detect, and respond to anomalous or potentially malicious user and entity activity
- Act as the subject-matter expert and primary contact for stakeholder teams invested in Security Analytics and Detection programs as well as Stripe-wide security initiatives
- Collaborate effectively with teammates, leading projects, mentoring others, and developing and championing quality standards within the team
Who you are
We’re looking for someone who meets the minimum requirements to be considered for the role. If you meet these requirements, you are encouraged to apply. The preferred qualifications are a bonus, not a requirement.
Minimum requirements
- 3+ years experience analyzing large data sets to solve problems and/or building models with a behavioral approach to security
- B.S. or M.S. Computer Science or related field, or equivalent experience
- Expert knowledge of Python and SQL, and familiarity with other programming languages
- Existing experience with log analysis (e.g. first or third party applications, system / data access, event logs), network security, digital forensics, and incident response investigations
- Proficiency with developing and using novel analytical methods to build, automate, and improve detection and response systems
- Ability to communicate results clearly and focus on impact
- Ability to think creatively and holistically about reducing risk in a complex environment
Preferred qualifications
- An adversarial mindset, understanding the goals, behaviors, and TTPs of threat actors.
- Experience with software engineering, data processing and analysis tools (e.g. Databricks/Jupyter, Trino, etc.)
- Familiarity with common open-source frameworks for big data processing and/or data science (PySpark, Pandas, Sci-kit Learn, etc.)
- Experience with tactical threat intelligence and/or hunting for sophisticated threat actors in an enterprise environment
- Familiarity with network observability, security software, or data engineering solutions (osquery, Splunk/LogScale, etc.)
- Experience in one or more of the following areas: user and entity behavior analytics (UEBA), security information event management (SIEM), security orchestration automation and response (SOAR), or data loss prevention (DLP)
What they are looking for
Skills & requirements
Hiring company
Stripe
Stripe is a financial services platform that helps all types of businesses accept payments, build flexible billing models and manage money movement.
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