Senior Ruby on Rails Dev — Data Migration (Remote)

Monterail; United States; Remote; USD 110,000 - 170,000; Full time

Job summary

Monterail, a team of ~130 developers, designers and tech professionals, seeks a Senior Ruby on Rails Developer to join a luxury travel client. The stack includes Ruby on Rails, PostgreSQL, AWS and Next.js, with a migration focus and frequent deployments.

The role is based in Wrocław, Poland, but offers 90% remote work with occasional office visits. You’ll collaborate with PM/PO to rebuild domain logic and deliver secure, scalable back-office features.

Qualifications

• Solid commercial experience with Ruby on Rails.
• Skills in relational database design (normalization, data integrity).
• Basic React familiarity.
• Awareness of working in a CI/CD and containerized environment infrastructure.
• Understanding of secure application design principles.

Responsibilities

• Developing back-office features in Rails.
• Modeling and designing the PostgreSQL database with a strong focus on security and normalization.
• Migrating data and business logic from the legacy system (MS SQL Server).
• Building integrations with external systems (CRM, payment gateway).
• Working with PM/PO to reconstruct domain logic from the old system.
• Maintaining code quality and security in the context of sensitive customer and billing data.

Skills

Ruby on Rails

Relational database design

React

CI/CD

Secure application design

Tools

PostgreSQL

AWS

Docker

CI/CD tooling

Job description

Monterail, a team of ~130 developers, designers and tech professionals, seeks a Senior Ruby on Rails Developer to join a luxury travel client. The stack includes Ruby on Rails, PostgreSQL, AWS and Next.js, with a migration focus and frequent deployments.

The role is based in Wrocław, Poland, but offers 90% remote work with occasional office visits. You’ll collaborate with PM/PO to rebuild domain logic and deliver secure, scalable back-office features.