Ruby on Rails - Backend Engineer

Sorry, this job was removed at 12:41 a.m. (UTC) on Friday, Oct 09, 2026
Hiring Remotely in United States
Remote
Mid level
Artificial Intelligence • Marketing Tech • Sales • Software
The Role
Design, build, and maintain backend services and APIs using Ruby on Rails. Improve performance, scalability, reliability, and write well-tested production code. Collaborate with Product, Frontend, Data Engineering, and QA teams.
Summary Generated by Built In

The Role: Position Summary

We are looking for a talented Ruby on Rails Engineer - Backend to help architect, build, and scale the services that power our coaching platform.

In this role, you will be responsible for designing and developing backend systems that support our products

and user experience. We are looking for a strong software engineer who is passionate about building large-

scale systems and writing clean, elegant, maintainable, robust, and well-tested code.

Key Responsibilities

1. Design, build, and maintain backend services using Ruby on Rails

2. Develop APIs for mobile apps, web platforms, and data ingestion systems

3. Write clean, maintainable, and well-tested code

4. Improve system performance, scalability, and reliability

5. Collaborate with Product, Frontend, Data Engineering, and QA teams

Qualifications & Skills

Required (Must-Haves)

 Bachelor’s degree in computer science, Information Systems, or a related field

 3+ years of hands-on experience in a similar backend engineering role

 Strong hands-on experience with Ruby on Rails

 Strong SQL and database design skills

 Experience building APIs for web and mobile applications

 Solid understanding of backend system performance, scalability, and reliability

 Experience writing automated tests and delivering production-quality code

 Strong collaboration and communication skills.

Preferred (Nice-to-Haves)

Experience with PostgreSQL, Elasticsearch, RabbitMQ, and AWS

Experience working with high availability, 24x7 production systems

Experience in distributed systems or large-scale platform environments

Work Arrangement

Remote opportunity

Open interested in relocation opportunities

What We Offer: Benefits & Perks

Competitive

Compensation

Competitive salary and

performance-based growth.

Health & Wellness

Health insurance and

benefits per local

regulations.

Work-Life Balance

Flexible working

arrangements where

applicable.

Professional Growth

Learning and career

development in a

multicultural team

Skills Required

  • Bachelor's degree in computer science, Information Systems, or a related field
  • 3+ years of hands-on experience in a similar backend engineering role
  • Strong hands-on experience with Ruby on Rails
  • Strong SQL and database design skills
  • Experience building APIs for web and mobile applications
  • Solid understanding of backend system performance, scalability, and reliability
  • Experience writing automated tests and delivering production-quality code
  • Strong collaboration and communication skills
  • Experience with PostgreSQL, Elasticsearch, RabbitMQ, and AWS
  • Experience working with high availability, 24x7 production systems
  • Experience in distributed systems or large-scale platform environments

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The Company

What We Do

ProspeX CRM is an AI-powered customer relationship management platform designed to simplify sales, marketing, and customer management for small businesses. Built to reduce manual effort, it helps teams efficiently manage leads, relationships, and sales workflows through AI automation. Its primary mission is to provide smart, affordable tools that empower small businesses to thrive in a competitive market.

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