Remote Senior Backend Engineer - AI & Voice Systems

GENTY Recruitment; Buenos Aires; Remote; ARS 90,873,000 - 136,310,000; Part time

Job summary

GENTY Recruitment is seeking a Senior Full-stack Engineer (Voice AI) for a contract, remote-friendly role. The ideal candidate brings 5+ years in software engineering with a strong backend focus andexperience in AI integrations.

The position emphasizes building production-grade systems, APIs, and data workflows, with expertise in AWS, PostgreSQL, and scalable architectures. Remote collaboration is encouraged for candidates in Argentina and beyond.

Qualifications

• 5+ years of professional software engineering experience building and maintaining production applications.
• Strong backend emphasis with frontend capability.
• Experience with JavaScript/TypeScript, Node.js, Python for backend services, automation, AI integrations, or data workflows.
• Experience designing REST APIs, webhooks, third-party APIs, and service-to-service integrations.
• Production systems in AWS, including deployment, storage, networking, logging, monitoring, and security concepts.
• Deep PostgreSQL relational database experience: modeling, migrations, indexing, query optimization.
• Designing reliable, observable, and scalable backend systems with queues, caching, logging, and error handling.
• Evidence of full product lifecycle ownership from requirements to production.

Skills

JavaScript/TypeScript

Node.js

Python

Backend architecture

APIs & integration

AWS

PostgreSQL

AI/LLM patterns

Tools

n8n

Job description

GENTY Recruitment is seeking a Senior Full-stack Engineer (Voice AI) for a contract, remote-friendly role. The ideal candidate brings 5+ years in software engineering with a strong backend focus andexperience in AI integrations.

The position emphasizes building production-grade systems, APIs, and data workflows, with expertise in AWS, PostgreSQL, and scalable architectures. Remote collaboration is encouraged for candidates in Argentina and beyond.