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Senior Ruby Engineer (Rails)

Company:
Privy
Location:
United States
Posted:
January 13, 2026
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Description:

About the Role

We're seeking a Senior Backend Engineer to strengthen our Ruby and Rails team. This role is well suited for someone at the senior boundary - either newly senior or an experienced mid-level engineer ready to level up. The ideal candidate is hungry to grow, ready to take ownership of complex features, and can work effectively as a technical partner to experienced senior and staff engineers.

This role will be building customer facing capabilities on our core marketing automation platform serving thousands of e-commerce businesses.

Key Responsibilities

Design and implement features and capabilities for Privy’s multi-channel marketing platform

Contribute to API and integration framework enabling deep integration between Privy and partner applications.

Develop triggers, filters, and actions for Privy’s Flow automation product.

Partner with senior and staff engineers on system architecture and scaling decisions

Optimize application performance for high-volume data processing, real-time messaging, and advanced real-time list segmentation

Review code and help maintain a high bar for both the product and engineering standards

Participate in the on-call rotation and incident response

Required Qualifications

6+ years of backend development experience with at least 3 working in a production Ruby on Rails codebase

Solid understanding of data modeling and query optimization - PostgreSQL experience is a plus

Experience with background job processing and strong understanding of async development patterns - Sidekiq experience is a plus

Experience delivering, operating and maintaining features end-to-end in production

Experience designing and implementing APIs in Rails and an understanding of RESTful principles

Strong written communication skills and established habits communicating about your work asynchronously in writing

Collaboration first mindset and proven ability to work independently

Benefits

High autonomy with no career ceilings

Challenging and interesting work

Amazing colleagues

Competitive salary and equity

Work remotely

Covered health, dental, and vision insurance

Regular team events and off-sites

Unlimited PTO and generous paid parental leave

Remote

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