CareerPlan

Backend Engineer

Buenos AiresFull-time2026-10-19 → 2026-10-23
Based in Argentina

Core

Leading the development of scalable applications and optimizing databases and APIs for a fintech infrastructure.

Role type

Senior Backend Engineer (Node.js)

Builds

Scalable financial services and RESTful APIs

Domain

Fintech, Financial Infrastructure

Deliverable

production ML models | product features

Required skills

Node.js, RESTful API design, SQL/NoSQL database optimization, Clean Architecture, Hexagonal Architecture, Unit Testing, Performance Monitoring, AWS, Docker, Kubernetes

Preferred skills

NestJS, tRPC, Domain Driven Design

Technologies

Node.js, NestJS, tRPC, AWS, Docker, Kubernetes, SQL, NoSQL

Responsibilities

Lead the full development lifecycle from ideation to production, write clean and maintainable code, develop and maintain RESTful services, design and optimize database schemas and queries, implement unit tests and debugging, monitor system performance, collaborate with Product Managers and stakeholders

Seniority

Senior, hands-on IC