engineering
Posted 2 weeks agoBackend Engineer (MTA), Core Sending
at Resend
United StatesRemote
Responsibilities
- 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 - Build infrastructure for shared IP pools, dedicated IPs, warmup execution, and reputation-aware routing - Improve how Resend classifies bounces, deferrals, transient failures, hard failures, and delivery outcomes - Build tools that help
Requirements
- 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 - Have
- experience working on applications with a high workload - Know about email best practices, or are willing to learn more about this space - Are experienced in Typescript and Golang 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) - Honest and low-ego team - Ownership of problems and solutions - Comp: $150,000 - $170,000 USD, commensurate with
- experience ABOUT RESEND We are building the modern email sending platform for developers.
Contact
- Read more about how we work, how we hire, and what we value here https://resend.com/handbook.
- Meet the humans → https://resend.com/humans
Additional details
- Resend is growing fast, and there are now over 2 million developers using it.
- As the Core Sending Squad, we are responsible for building and maintaining the core components of Resend that handle sending transactional and marketing emails.
- This role is fully remote-based in Americas or European time zones, with some expected travel for team off-sites, conferences, meetups, and more.