Security Engineer, Platform

The role

You will build and improve the security foundations of Resend's platform. This includes API keys, service permissions, secrets management, tenant isolation, audit logs, and internal access controls.

What you will do

• Build and improve the security foundations of Resend's platform
• Help design secure defaults for new services, workers, queues, databases, internal tools, and deployment pipelines
• Improve detection and response for suspicious access, leaked credentials, abnormal sending behavior, privilege changes, and sensitive system events
• Review and update processes and pipelines so that security is built-in
• Raise the security bar

Required qualifications

• Experience securing production infrastructure, cloud environments, APIs, developer platforms, or multi-tenant SaaS products
• Can write code and are comfortable reading application, infrastructure, and deployment code
• Understand authentication, authorization, secrets, IAM, logging, audit trails, incident response, and secure deployment pipelines
• Independently prioritize and drive your day-to-day as the first dedicated security hire
• Prefer practical improvements over heavy processes
• Are low-ego, direct, curious, and willing to learn from others
• Care about developer experience and believe security should be easy to adopt

Nice to have

• Experience with email infrastructure, transactional email, sender reputation, domain verification, SPF, DKIM, DMARC, webhooks, or abuse prevention
• Secured cloud infrastructure using tools like AWS, Terraform, Kubernetes, Cloudflare, or similar systems
• Experience with open source security, GitHub organization hardening, package publishing, dependency review, or supply-chain security
• Helped a company prepare for SOC 2, ISO 27001, GDPR, enterprise security reviews, or customer trust processes
• Built security observability, alerting, detection pipelines, or incident response workflows
• Worked closely with Trust & Safety, anti-abuse, fraud, or platform integrity teams
• Experience designing security systems for high-scale developer products

Benefits

• Autonomy to just ship it
• 100% remote team
• Flexible working schedules
• Modern tech stack (Next.js, Raycast, Notion, etc.)
• Honest and low-ego team
• Ownership of problems and solutions

About the company

Resend is building the modern email sending platform for developers. Their fully remote team of 50 spans 15 countries and is backed by a16z, Y Combinator, and others.