Senior Ruby on Rails Developer

Sur
📍 Buenos Aires, Buenos Aires C.F., Argentina 💼 Full-time 🕒 Posted March 02, 2026

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, ...

Ready to Apply?

Submit your application today and join our talented team at Sur.

Submit Application

Job Details

  • Location Buenos Aires, Buenos Aires C.F.
  • Job Type Full-time
  • Category Other-General
  • Posted Date March 02, 2026
  • Application Deadline April 11, 2026