Generative AI Engineer

dentsu; España; Remote; EUR 60,000 - 90,000; Full time

Benefits offered by this job

Health insurance

Home Office

Certifications plan

Flexible schedule

Professional development

Job summary

Omega CRM, a Merkle & Dentsu company, seeks an AI/Cloud Full Stack Developer to design, build, and deploy AI-enabled customer experience solutions. You will work on LLM-powered agents, embeddings pipelines, and AWS Bedrock deployments in a production environment.

You should have strong experience with Python, TypeScript, React, Pulumi, Langfuse, and vector databases, with a focus on scalable, secure cloud architectures and observability.

Qualifications

• Extensive experience building production AI/ML tooling.
• Strong background in cloud development (serverless, containers, IAM).
• Experience with LLMs, tool calling, memory, and orchestration.

Responsibilities

• Design and develop LLM-based agents with tool calling and orchestration.
• Build pipelines with embeddings, vector databases, RAG, and evaluation metrics.
• Deploy and operate AWS Bedrock-based solutions using infrastructure as code.

Skills

Python

TypeScript

React

AWS Bedrock

LLM tooling

DevOps

Tools

Pulumi

Langfuse

Datahub

Vector databases

Job description

Job Description

Omega CRM is a Merkle & Dentsu company, leader in development of Customer Experience services, with +20 years of experience in the use of Technology applied to Marketing and providing a unique Customer Relationship with mainly focus on Innovation is looking for a AI / Cloud Full Stack Developer. We are building artificial intelligence solutions for customer-facing teams: assistants and agents that query data, reason over it, and help make day-to-day decisions, among other tasks. We are looking for a full stack developer experienced with LLMs and AWS to design, build, and deploy these solutions into production.

What You Will Do

• LLM-based agents: Design and development with tool calling, memory, and orchestration.


• Documentation and information retrieval: Pipelines with embeddings, vector databases, RAG, and response quality evaluation.


• AWS solutions: Deployment and operations on Amazon Bedrock and AgentCore, using infrastructure as code.

Skills & Experience

• Python, TypeScript, React, AWS (Bedrock, AgentCore, Lambda, DynamoDB, S3), Pulumi, MCP, vector databases, Langfuse, Datahub.


• Demonstrable experience taking LLMs and agents into production (not just prototypes).


• Strong command of RAG: chunking, embeddings, vector search, and evaluation.


• Solid knowledge of AWS, particularly Bedrock and AgentCore.


• Cloud development experience: serverless, containers, IAM, networking, and CI/CD.


• Infrastructure as Code with Pulumi.


• Familiarity with backends in Python and/or TypeScript, and frontends built with a modern framework (React or similar).


• Security best practices: OAuth/OIDC, secrets management, and per-user permissions.


• Experience with Model Context Protocol (MCP).


• LLM observability (Langfuse or similar) and automated evaluation.


• Strong comprehension and analytical skills.


• Very fast adaptation to emerging developments and tools.


• Highly proactive mindset: proposes ideas rather than waiting for instructions.


• Sufficient experience to communicate in business terms and explain technical decisions to non-technical stakeholders.


• Strong critical judgment regarding AI: uses it as a tool and critically validates its outputs.


• Ability to understand the business model and the broader purpose of the work being done.


• Knowledge of Salesforce as a plus.


• Oral and written fluent in English (+B2+).

Location: Remote - Spain

Brand: Omega

Time Type: Full time

Contract Type: Permanent

WHAT DO WE OFFER

• Permanent contract.


• Flexible Schedule.


• We make it easy.


• Balance your professional and personal life.


• Certifications plan.


• Improve your skills and get the official certificate from our main partners.


• Home Office.


• You decide and we support you.


• Flexible retribution (public transport ticket, Ticket restaurant, …).


• Health insurance.


• OMEGA in action.


• Our commitment to a better society is not just an intention.


• Professional development: Evolve, grow and get where you want to go.

About us

Omega CRM, a Merkle Company, is a global digital company specialising in accelerating the Business Experience (BX) of our clients through customer-centric solutions, technology, and data – all enhanced by AI.

Together with Merkle, we form the largest Customer Experience Management (CXM) agency in Spain, and as part of the dentsu group, we offer end-to-end solutions that integrate media, creativity, content, technology, and strategy to deliver real business impact.

With over 23 years of experience, a team of 580+ professionals from 24 nationalities, and 2,500+ certifications, Omega CRM is a recognised leader in the Salesforce ecosystem in Spain.

We operate across key industries including Retail, Healthcare, Pharma, Real Estate, Education, and Non-Profit, delivering omnichannel experiences in Customer Service, eCommerce, Marketing, and Analytics.

Client satisfaction is at our core (rating: 4.9/5), and we've been recognised with awards such as Salesforce Partner of the Year FY23 and Most Innovative Project (Iberia).

At Omega CRM, we believe in growth through people – guided by our values: #Talent, #Flexibility, #Commitment, and #Innovation. We grow #Together. #OMEGA #LI-REMOTE