# Sr Ruby on Rails Developer - Remote - ONLY MEXICO

> Scalepex · Mexico (Remote) · Full-time · Posted 2025-11-20

**Workplace:** remote

## Description

### **About Scalepex**

Scalepex is a nearshore talent partner that helps global companies scale through high-quality, specialized teams across technology, operations, and customer experience. We focus on delivering exceptional customer service, strong performance, and long-term collaboration. As part of Scalepex, you’ll work with international clients, modern tools, and a supportive team committed to excellence.

### **What You’ll Be Responsible For**

-   **Application Development:** Build and maintain scalable web applications using Ruby and the Rails framework.
-   **Back-End Logic & APIs:** Implement server-side logic, develop RESTful APIs, and manage background jobs.
-   **Database Management:** Design and maintain database schemas, optimize queries, and work with PostgreSQL or MySQL.
-   **Integrations:** Connect applications with third-party APIs and integrate front-end components with backend processes.
-   **Quality & Testing:** Implement automated testing (RSpec, Minitest), participate in code reviews, and ensure code quality.
-   **Troubleshooting:** Identify and resolve bugs, bottlenecks, and performance issues.
-   **Collaboration:** Work with designers, product managers, and engineering teams in Agile/Scrum environments.
-   **Deployment (Optional/Senior):** Support CI/CD pipelines and deployments using AWS, Heroku, or similar platforms.

## Requirements

### **What We’re Looking For**

-   Strong proficiency in **Ruby** and **Ruby on Rails**, including MVC, ORM, and RESTful design.
-   Experience with relational databases (**PostgreSQL, MySQL**) and schema design.
-   Basic knowledge of front-end technologies (**JavaScript, HTML5, CSS3**) for integration purposes.
-   Proficiency with **Git** and version control best practices.
-   Strong analytical thinking and problem-solving skills.
-   Effective communication and ability to work in remote, cross-functional teams.
-   Bachelor’s degree in **Computer Science, Software Engineering**, or a related field — or equivalent hands-on experience.

### **Nice-to-Haves**

-   Experience with **Redis, Sidekiq**, or other background job tools
-   Familiarity with **Docker**
-   Experience deploying apps to **AWS, Heroku**, or other cloud environments
-   Exposure to CI/CD tools such as GitHub Actions, GitLab CI, or CircleCI

## Benefits

### **Work Model**

-   Remote role, open to candidates **anywhere in Mexico**
-   Contractor scheme
-   You will be a **Scalepex employee** working for an international client

## Apply

[Apply at Scalepex](https://apply.workable.com/scalepex/j/5EC179439E/apply)

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