About Scalepex

Scalepex is a nearshore talent partner that helps integral 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

📌 Sr Ruby on Rails Developer - Remote - ONLY MEXICO (México)
🏢 Scalepex
📍 México