AIML Engineer

Docplanner; Barcelona; A distancia; EUR 50.000 - 70.000; Jornada completa

Descripción de la vacante

A leading tech company is seeking an innovative AI / LLM Engineer to join their team in Barcelona. The role involves optimizing prompts for LLM applications, integrating LLMs with communication APIs, and conducting research on multi-agent systems. Candidates should have at least 2 years of experience with LLMs and strong skills in Python and prompt engineering. The company offers a fully remote work option and various benefits including private health insurance and flexible compensation.

Servicios

Remote work option

Stock options plan

Extra day off for birthday

Mental wellbeing platform access

Comprehensive private health insurance

Flexible compensation platform

Gym & wellness network membership

Formación

• 2 years hands-on experience with LLMs, preferably OpenAI.
• Strong knowledge in prompt engineering and optimization strategies.
• Familiarity with automated testing and CI/CD systems.

Responsabilidades

• Design and optimize prompts for production LLM applications.
• Collaborate with Backend Engineers to deploy LLM systems.
• Research multi-agent frameworks and improve conversational quality.

Conocimientos

LLM experience

Prompt engineering

Python

Multi-agent architecture

Automated testing pipelines

Herramientas

LangChain

LlamaIndex

Twilio

ElevenLabs

Descripción del empleo

We are looking for an innovative AI / LLM Engineer to drive the advancement of our conversational AI capabilities. You’ll join our Tech&Product team as an AI / LLM Engineer focusing on prompt engineering, multi‑agent orchestration, automated testing and deploying integrations in production with LLM systems. You’ll work closely with Backend Engineers to deliver world‑class AI experiences to end users.

What will you do

Core Development

• Design, optimize and version prompts for production voice and chat LLM applications
• Architect and orchestrate multi‑agent systems for complex conversations
• Build automated testing and validation frameworks for LLM outputs
• Implement prompt versioning storage and retrieval systems

System Integration & Deployment

• Collaborate with Backend Engineers to deploy and scale LLM‑based systems
• Integrate LLMs with communication APIs (Twilio, WhatsApp, ElevenLabs)
• Implement RAG (Retrieval‑Augmented Generation) solutions and vector search for multilingual environments
• Monitor performance metrics and conversation quality

Research & Innovation

• Research and prototype multi‑agent frameworks (open‑source and commercial)
• Experiment with cutting‑edge conversational AI and real‑time speech processing techniques
• Contribute to evolving the team’s LLMOps best practices
• Continuously improve conversational quality, RAG pipelines and reduce latency

Qualifications : Must have

• 2 years hands‑on experience with LLMs (OpenAI or similar open‑source models)
• Strong knowledge in prompt engineering and LLM optimization strategies
• Experience in evaluating LLMs, designing and running evaluation frameworks, creating test datasets and defining success metrics
• Familiarity with automated testing pipelines, building CI/CD‑integrated eval systems that run on every prompt change
• Experience in multi‑agent architecture from design to development of orchestration of complex LLM systems
• Good understanding of transformer architectures and proficiency in LLM frameworks such as LangChain, LlamaIndex or similar frameworks
• Proficiency in Python
• Experience with RAG pipelines and vector databases
• Experience in cross‑functional teams and ability to work in fast‑moving environments where you own outcomes, not just tasks. You’re comfortable with ambiguity and excited by the challenge of figuring things out.

Nice to have

• Experience in healthcare industries
• LLM integration with voice platforms (Twilio, ElevenLabs)
• Background in conversational AI, chatbots, voice assistants
• Knowledge of real‑time speech processing and multi‑modal systems
• Functional programming principles and advanced NLP
• Exposure to OOP stacks (.NET, PHP)
• Understanding of security and privacy in conversational AI

What we offer :

• Remote work 100% remote with the option to join our offices in Bologna or Barcelona
• Stock options plan after 6 months
• One extra day off for your birthday
• Access to iFeel, our mental wellbeing platform

Italy‑specific

• 8€ / day meal vouchers; lunch is covered if you’re in the Bologna office
• Private health coverage via Metasalute

Spain‑specific

• Comprehensive private health insurance with Adeslas
• Flexoh, flexible compensation platform
• Wellhub gym & wellness network membership
• Language courses

How does the recruitment process work

• HR interview – a friendly chat to get to know you, your motivations and tell you more about Tuotempo, our culture and the team.
• Technical interview – a deep‑dive with our Tech Managers including practical discussions or small exercises focused on LLMs, multi‑agent systems, prompt design and evaluation workflows.
• Functional interview – a conversation with our Product Managers to understand how you collaborate cross‑functionally and to align on the AI product domain.

Remote Work: Yes

Employment Type: Full‑time