Senior AI Engineer: Production-Grade AI & Automation

Werben HR LLC; Buenos Aires; On-site; ARS 1,800,000 - 3,000,000; Full time

Job summary

Werben HR is seeking a senior AI Engineer to design and ship production-grade AI solutions, including AI agents, web scraping, and vector-based retrieval architectures. The role is hands-on, collaborating closely with backend and data teams to translate business problems into scalable AI-driven solutions.

You will work with frameworks like LangChain and various Generative AI APIs, building scalable systems and integrated pipelines, while optimizing for performance, reliability, and cost

Qualifications

• Experience designing and deploying AI-powered systems in production.
• Strong backend JavaScript/Node.js experience.
• Hands-on with Generative AI APIs (OpenAI, Anthropic, etc.).

Responsibilities

• Design, develop, and deploy AI-powered systems, including AI agents and data pipelines.
• Build and integrate vector-based retrieval and RAG pipelines into platforms.
• Design scalable, secure APIs for AI solutions and collaborate with backend/data engineers.

Skills

JavaScript/Node.js backend

Generative AI APIs

Embeddings & semantic search

Prompt engineering

LLM limitations & costs

Problem solving & communication

Tools

MongoDB

Vector databases (pgvector)

PostgreSQL

Docker

Kubernetes

APIs & microservices

Job description

Werben HR is seeking a senior AI Engineer to design and ship production-grade AI solutions, including AI agents, web scraping, and vector-based retrieval architectures. The role is hands-on, collaborating closely with backend and data teams to translate business problems into scalable AI-driven solutions.

You will work with frameworks like LangChain and various Generative AI APIs, building scalable systems and integrated pipelines, while optimizing for performance, reliability, and cost