Senior Backend Engineer

Somnio Software
📍 Buenos Aires, Buenos Aires C.F., Argentina 💼 Full-time 🕒 Posted February 27, 2026

Job Description

We are looking for a highly specialized Senior Backend Engineer to serve as a cornerstone of our technical department. In this role, you will be responsible for the architecture, development, and maintenance of the server-side logic that powers our diverse portfolio of client projects. You will focus on building robust, high-performance APIs and microservices that prioritize security, scalability, and developer experience.

As a Senior specialist, you will define backend best practices, ensure code quality across multiple workstreams, and leverage cloud-native services to solve complex data orchestration challenges. We need a professional who views backend development as a craft—someone who is as comfortable optimizing a database query as they are architecting an entire event-driven ecosystem on AWS.

  • 7+ years of professional experience in backend development, with at least 5 years dedicated to the ecosystem.

  • NestJS Expert: Deep proficiency in N...

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Job Details

  • Location Buenos Aires, Buenos Aires C.F.
  • Job Type Full-time
  • Category Other-General
  • Posted Date February 27, 2026
  • Application Deadline April 08, 2026