LLM Platform Engineer — Production AI & RAG Pipelines (Hybrid)

Qualifyze GmbH; Barcelona; Hybrid; EUR 50,000 - 60,000; Full time

Benefits offered by this job

Hybrid working mode with up to 3+ mont

Private health care

Job summary

Qualifyze GmbH in Barcelona, Spain, is seeking an AI Engineer to join our Engineering team. You will design, build and deploy production-ready LLM-based applications, including RAG pipelines and agents, across cloud platforms.

You will work on model selection, CI/CD for AI services, and scaling AI workloads, collaborating with cross-functional teams to deliver reliable, compliant solutions in the life sciences domain. Hybrid work options available.

Qualifications

• 4+ years of software/ML engineering or MLOps/platform engineering including 2+ years building LLM-based systems in production.
• Strong Python skills with production APIs/backend services.
• Experience with LLM solutions (OpenAI, Anthropic, Mistral) and related techniques (RAG, embeddings, vector DBs, agent orchestration).
• Experience with AWS or GCP and their AI services (Bedrock, SageMaker, Vertex AI).
• Experience with Docker, Kubernetes, CI/CD and Infrastructure as Code (Terraform).
• Experience monitoring and operating AI/ML systems in production.
• Ability to communicate technical decisions clearly to engineers and stakeholders.

Responsibilities

• Design, develop and deploy production-ready LLM applications and RAG pipelines.
• Evaluate models/frameworks and selected providers based on use case requirements.
• Develop benchmarks and evaluation processes for AI quality and reliability.
• Design and manage cloud infrastructure for AI workloads (AWS/GCP/Azure).
• Build and maintain CI/CD pipelines for models, prompts and AI services.
• Deploy and scale AI services using containers and orchestration tools.
• Implement monitoring, observability and cost optimization for AI systems.
• Investigate and resolve production issues across the AI stack.

Skills

Strong Python skills

Production API development

Clear communication to stakeholders

Ownership and pragmatic problem Solv.

Tools

Python

LLM solutions

Docker

Kubernetes

AWS

GCP

CI/CD

Terraform

Langfuse

Job description

Qualifyze GmbH in Barcelona, Spain, is seeking an AI Engineer to join our Engineering team. You will design, build and deploy production-ready LLM-based applications, including RAG pipelines and agents, across cloud platforms.

You will work on model selection, CI/CD for AI services, and scaling AI workloads, collaborating with cross-functional teams to deliver reliable, compliant solutions in the life sciences domain. Hybrid work options available.