Security Engineer, Platform

About this role

Resend is growing fast, and there are now over 4 million developers using it. As the Platform Squad, we are responsible for the internal platform and reliability foundations that let Resend teams build, deploy, observe, and operate services safely.This role is fully remote based in Americas or European timezones, with some expected travel for team offsites, conferences, meetups, and more.Read more about how we work, how we hire, and what we value here.In this role, you will…Build and improve the security foundations of Resend’s platform, including API keys, service permissions, secrets management, tenant isolation, audit logs, and internal access controlsHelp design secure defaults for new services, workers, queues, databases, internal tools, and deployment pipelinesImprove detection and response for suspicious access, leaked credentials, abnormal sending behavior, privilege changes, and sensitive system eventsReview and update our processes/pipelines so that security is “built-in”, not “bolt-on”Raise the security barYou will be a great fit if you...Have experience securing production infrastructure, cloud environments, APIs, developer platforms, or multi-tenant SaaS productsCan write code and are comfortable reading application, infrastructure, and deployment codeUnderstand 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 hirePrefer practical improvements over heavy processesAre low-ego, direct, curious, and willing to learn from othersCare about developer experience and believe security should be easy to adoptYou will be an exceptional fit if you also...Have experience with email infrastructure, transactional email, sender reputation, domain verification, SPF, DKIM, DMARC, webhooks, or abuse preventionHave secured cloud infrastructure using tools like AWS, Terraform, Kubernetes, Cloudflare, or similar systemsHave experience with open source security, GitHub organization hardening, package publishing, dependency review, or supply-chain securityHave helped a company prepare for SOC 2, ISO 27001, GDPR, enterprise security reviews, or customer trust processes without turning engineering into a compliance machineHave built security observability, alerting, detection pipelines, or incident response workflowsHave worked closely with Trust & Safety, anti-abuse, fraud, or platform integrity teamsHave experience designing security systems for high-scale developer productsWhat it means to join the team:Autonomy to "just ship it"100% remote team with flexible working schedulesModern tech stack (Next.js, Raycast, Notion, etc.)Honest and low-ego teamOwnership of problems and solutionsComp: $140,000 - $160,000 USD, commensurate with experienceAbout ResendWe are building the modern email sending platform for developers. We care deeply about quality, craft, and the developer experience.Our fully remote team of 50 spans 15 countries and counting. We're backed by a16z, Y Combinator, and others. Meet the humans →