Senior Node.js Engineer

Buenos Aires, Buenos Aires, Argentina • Posted June 13, 2026

Job Type: Full-time
Location: Buenos Aires, Buenos Aires
Posted: June 13, 2026
Category: Computer Occupations
Application Deadline: July 23, 2026

Role 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 UI design, managed services, product development, and software development.

This is the job

In Argentina (Buenos Aires), we are seeking a Senior Node.js Engineer to join our engineering team and lead backend development for BFF (Backend-for-Frontend) services and microservice-based systems. You will design, build, and maintain scalable, reliable services, collaborate with product and frontend teams, and drive technical improvements across the stack. The role involves full-lifecycle delivery - from technical scoping and prototyping to implementation, testing, deployment, and support.

This is you

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