$120K - 160K a year
Design and implement features and APIs for a marketing automation platform, optimize performance, and collaborate on system architecture and scaling.
6+ years backend development with 3+ years Ruby on Rails production experience, strong data modeling and async processing skills, and ability to deliver end-to-end features.
About the RoleWe'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
This job posting was last updated on 9/26/2025