Core Sending Squad

In This Role, You Will:

• Build and operate Resend’s email transport infrastructure
• Work on SMTP delivery, MTA systems, routing, retries, backoff strategies, and delivery controls
• Design systems for domain-level, provider-level, customer-level, and IP-level throttling

You will be a great fit if you:

• Have strong backend engineering experience
• Have worked on email, messaging, notifications, communications, infrastructure, or other high-volume delivery systems
• Understand queues, workers, retries, idempotency, rate limits, backpressure, and distributed systems

What it means to join the team:

• Autonomy to "just ship it"
• 100% remote team with flexible working schedules
• Modern tech stack (Typescript, AWS, Go, Postgres, Datadog)