Remote Generative AI Engineer – LLMs & Cloud Full-Stack

dentsu; Madrid; Hybrid; EUR 70,000 - 90,000; Full time

Benefits offered by this job

Permanent contract

Flexible schedule

Home office

Health insurance

Certifications plan

Professional development

Job summary

Omega CRM, a Merkle company within the dentsu group, is hiring an AI / Cloud Full Stack Developer to design, build and deploy LLM-based solutions. You’ll create agents with tool calling, memory, and orchestration, plus pipelines using embeddings, vector databases, and RAG on AWS Bedrock and AgentCore.

Remote in Spain, permanent contract with flexible schedule. You’ll work across Python/TypeScript back- and React front-end, ensure observability and cost control, and communicate technical

Qualifications

• Experience building production AI/LLM solutions.
• Strong understanding of RAG, embeddings, and vector search.
• Experience with AWS Bedrock/AgentCore and serverless architectures.

Responsibilities

• LLM-based agents: design and develop with tool calling, memory, and orchestration.
• Pipelines with embeddings, vector databases, RAG, and evaluation of response quality.
• Deploy and operate AWS Bedrock/AgentCore and infrastructure as code.
• Full stack integration: APIs, authentication, UI with React, and MCP integrations.
• Improve observability, costs, latency, and user experience.

Skills

Python

TypeScript

React

AWS

LLMs

RAG

Vector databases

Langfuse

Datahub

MCP

Tools

Pulumi

Langfuse

Datahub

Job description

Omega CRM, a Merkle company within the dentsu group, is hiring an AI / Cloud Full Stack Developer to design, build and deploy LLM-based solutions. You’ll create agents with tool calling, memory, and orchestration, plus pipelines using embeddings, vector databases, and RAG on AWS Bedrock and AgentCore.

Remote in Spain, permanent contract with flexible schedule. You’ll work across Python/TypeScript back- and React front-end, ensure observability and cost control, and communicate technical