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Senior Software Engineer I, Email

New York City💼 Full-time💰 $128,842–$128,842🗓 2026-09-23 → 2026-09-26

Core

Building and maintaining core infrastructure for delivering billions of personalized emails monthly, including high-scale parallelized platforms, REST APIs, and dashboards.

Role type

Senior Software Engineer (Email Infrastructure)

Builds

High-scale email delivery platform, user subscription management APIs, and customer preference dashboards

Domain

Customer Engagement / Marketing Technology

Deliverable

production ML models | product features | infrastructure

Required skills

Full-stack development, system design, data structures and algorithms, technical leadership

Preferred skills

Building software at scale, Ruby, Go, TypeScript, JavaScript, MongoDB, Postgres, Ruby on Rails, React, Agile processes

Technologies

Ruby, Go, TypeScript, JavaScript, MongoDB, Postgres, Ruby on Rails, React

Responsibilities

Build new features, improve system performance, provide guidance on architectural decisions, optimize systems for resilience at scale

Seniority

Senior, hands-on IC

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