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Senior Engineering Manager, Messaging Channels

Remote Full-time $236K/yr - $268K/yr

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Experience Level

Senior Level Manager

Qualifications

Candidates should possess a strong background in engineering leadership, particularly in managing both senior individual contributors and smaller engineering teams. A passion for high-volume distributed systems, operational excellence, and delivering impactful solutions that enhance customer experiences is crucial. Familiarity with AI-integrated product surfaces is advantageous.

About the job

Postscript supports more than 18,000 Shopify and Shopify Plus merchants, including brands such as Brooklinen, Ruggable, True Classic, and Dr. Squatch. The platform helps e-commerce businesses build SMS marketing strategies, grow subscriber lists, refine messaging, support customer service, and drive sales and loyalty, all within one integrated system.

Founded in 2018, Postscript operates as a fully remote company with over 250 employees. The company is backed by investors including Greylock and Y Combinator.

Role overview

The Senior Engineering Manager, Messaging Channels, leads a team of eight product and platform engineers. This group owns the messaging infrastructure that supports every Postscript product. Their work covers several key areas:

  • Flow Builder, an automation tool for managing customer journeys
  • A high-volume SMS campaign management engine used by major direct-to-consumer brands
  • The core messaging platform and infrastructure shared across all Postscript products
  • Expanding into additional communication channels to reach customers on more platforms

The team manages its own on-call rotation and maintains high standards for operational reliability.

What you will do

  • Manage and develop engineers working on messaging infrastructure
  • Oversee day-to-day operations, including team leadership, coaching, and project delivery
  • Drive projects to scale and evolve backend systems for high-volume messaging
  • Support efforts to expand into new communication channels
  • Maintain operational excellence through dedicated on-call practices

Tech stack

  • Python as the primary backend language
  • AWS architecture
  • Go for supporting services
  • Kafka, Postgres, and MongoDB

These systems are built to handle the demands and complexity of e-commerce messaging at scale.

Requirements

  • Experience leading senior engineers and small teams
  • Background managing internal platforms for engineering teams
  • Strong focus on operational excellence and distributed systems
  • Experience with high-throughput, scalable infrastructure
  • Interest or experience with AI-driven product features is a plus

Location

This is a fully remote position open to candidates based in the US or Canada.

About Postscript

Postscript is a pioneering SMS marketing platform tailored for e-commerce brands, trusted by thousands of Shopify merchants. Our goal is to make SMS the leading revenue channel for online retailers, empowering them to connect with customers efficiently and effectively.

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