Senior Node.js Engineer

Avenga · Buenos Aires, Buenos Aires, Argentina

Location
Buenos Aires
Job Type
Full-time
Posted
May 29, 2026

Job Description

This is us

At Avenga, we believe that human creativity empowers technology that matters. Operating globally, our 6000+ specialists provide a full spectrum of services, including business and tech advisory, enterprise solutions, CX, UX, and Ul design, managed services, product development, and software development.

This is the job

We are seeking a Senior Node.js Engineer to join a cross-functional team building a mission-critical accounting and tax platform that handles payments and transaction processing. You’ll design, build, and maintain scalable, reliable backend services and serverless solutions as the platform migrates from on‑premises to a cloud-native AWS architecture.

Working with Backend Engineers, a Tech Lead, QA Automation, and Product Managers, you’ll influence technical decisions, improve architecture, and ensure traceability across accounting and tax workflows.

This is you

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