Rain Senior Security Engineer at Rain responsible for building security tooling, hardening infrastructure, and leading security assessments. Develop AI agents and tools to improve security operations and support incident response.
Responsibilities
We believe in an open and flat structure. You will be able to grow into the role that most aligns with your goals. Our team members at all levels have the freedom to explore ideas and impact the roadmap and vision of our company.
About the team & role
Security at Rain protects a platform where real money moves every second, across cloud infrastructure, identity, endpoints, partner integrations and smart contracts. The team is small, senior and cross-functional, and it builds most of what it runs. Our engineers use AI agents for alert triage, investigation and response, and they design, tune and supervise those agents. Together we build Rain’s central systems for detection, response, sensors and threat intelligence, working directly with engineering, compliance and leadership.
Build central security systems and automation the whole company relies on
Secure cloud infrastructure, identity and access across Rain’s growing footprint
Assess new products, partners and vendors before launch, and guide the engineers building them
Build AI agents and tools that make security work faster and more accurate
Lead external security assessments and drive findings to verified fixes
Join the on-call rotation and support incident response
Qualification
5+ years in security engineeringStrong coding skills in TypeScriptAbility to find vulnerabilitiesExperience at a fintechBlockchain securityAI securityThings that enable a fulfilling
Required
5+ years in security engineering, including building tools and controls that run in production
Strong coding skills in TypeScript, Go, Rust or Python
Experience securing cloud infrastructure, identity and access
Ability to find vulnerabilities, prove them, and drive the fix with the team that owns the code
Experience at a fintech, payments or crypto company
AI security: securing LLM applications and agents, or building AI into security workflows
Experience running external audits or a bug bounty program
Things that enable a fulfilling, healthy and happy experience at Rain:
Unlimited time off 🌴Unlimited vacation can be daunting, so we require Rainmakers to take 10 days minimum for themselves.
Flexible working ☕ We support a flexible workplace, if you feel comfortable at home please work from home. If you’d like to work with others in an office feel free to come in. We want everyone to be able to work in the environment in which they are their most confident and productive selves. New Rainmakers will have a stipend to create a comfortable atmosphere at home.
Easy to access benefits 🧠For US Rainmakers, we offer comprehensive health, dental and vision plans for you and your dependents, as well as a 100% company subsidized life insurance plan.
Retirement goals💡Plan for the future with confidence. We offer a 401(k) with a 4% company match.
