Senior Ruby on Rails Developer

Sur
Full-time Buenos Aires, Buenos Aires C.F. Other-General
Posted:
March 02, 2026
Location:
Buenos Aires, Buenos Aires C.F., Argentina

Job Description

As a Senior Ruby on Rails Developer you will work on a production Rails application that includes customer-facing features, internal systems, and external integrations. This role owns work end-to-end, from design and implementation through testing, performance, and production readiness.

Responsibilities:

  • Design, build, and maintain features in a modern Rails codebase.
  • Own background and asynchronous workflows including retries, idempotency, throughput, and observability.
  • Model, query, and optimize data in a document-oriented datastore environment.
  • Build and maintain HTTP APIs and third-party integrations including webhooks, authentication, billing, and notifications.
  • Diagnose and resolve production issues in collaboration with product and support.
  • Improve system reliability, performance, and operational safety.
  • Contribute to long-term code health through refactoring, testing improvements, security practices, ...

Apply for this Job

Submit your application for the Senior Ruby on Rails Developer position at Sur.

Apply Now Save for Later

Job Overview

Job Type: Full-time
Location: Buenos Aires, Argentina
Posted: March 02, 2026
Deadline: April 11, 2026