Senior Backend Engineer

ZeinCrew
📍 Argentina, Argentina, Argentina 💼 Full-time 🕒 Posted March 02, 2026

Job Description

About the Role

We're looking for a Senior Backend Engineer with strong experience in
TypeScript
, modern frameworks such as
NestJS
, and production experience on
AWS
. The role focuses on building scalable backend systems, APIs, and cloud-based services for fast-growing startups and technology companies primarily based in the United States.

You'll work closely with product teams, frontend engineers, and leadership to design reliable systems that operate in production at scale.

Responsibilities

  • Design and develop scalable backend services using
    TypeScript
    and
  • Build and maintain RESTful and/or GraphQL APIs
  • Architect backend systems deployed on
    AWS
  • Work with frameworks such as
    NestJS
  • Design cloud-native services and infrastructure
  • Integrate third-party services, payment systems, and external APIs
  • Optimize backend performance and database queries
  • Write ...

Ready to Apply?

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

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Job Details

  • Location Argentina, Argentina
  • Job Type Full-time
  • Category Other-General
  • Posted Date March 02, 2026
  • Application Deadline April 11, 2026