Senior AI Engineer: LLM Orchestration & Prompt Tools

Wizeline; Barcelona; Híbrido; EUR 60.000 - 90.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Health benefits

Retirement plans

Global mobility opportunities

Remote-friendly approach

Happy hours & events

WizeAcademy learning

Cloud certifications

Descripción de la vacante

Wizeline in Barcelona is seeking a Machine Learning Engineer to collaborate with data scientists and engineers, orchestrating LLMs and tools into advanced AI workflows. You will implement optimized vector storage for NLP and develop tools for prompt management, automated evaluations, and observability.

You will deploy LLMs, design multi-agent systems with tool-calling and long-term memory, and ensure performance and reliability across cloud-based services._remote-friendly work policy and global

Formación

• Bachelor's or Master's in CS/Engineering/Data Science or related STEM field or equivalent work experience.
• 4+ years of industrial experience in a machine learning engineering or data engineering role.
• Strong programming skills in Python and/or another high-level language commonly used in machine learning.

Responsabilidades

• Collaborate with data scientists and engineers to orchestrate LLMs and tools into complex AI workflows.
• Implement optimized vector storage and indexing systems for NLP.
• Develop tools and frameworks for prompt management, automated evaluations, and observability.
• Monitor and improve agentic systems performance for accuracy and efficiency.
• Provide ongoing support, troubleshoot issues, and implement updates for ML solutions.
• Build and maintain data processing pipelines for high volumes of structured and unstructured data.
• Integrate third-party AI APIs to extend system functionality.
• Stay updated on GenAI, NLP, ML, and IR technologies, leveraging cloud infrastructure for efficiency.
• Build and extend internal products on LangChain ecosystem to support prompt management, evaluation, and agent orchestration.

Conocimientos

Python

LLM deployment

API integration

Cloud platforms

Docker

Git

LangChain

Educación

Bachelor's or Master's in CS/Engineering/Data Science or related STEM field

Herramientas

LangGraph

LangSmith

AWS

GCP

Descripción del empleo

Wizeline in Barcelona is seeking a Machine Learning Engineer to collaborate with data scientists and engineers, orchestrating LLMs and tools into advanced AI workflows. You will implement optimized vector storage for NLP and develop tools for prompt management, automated evaluations, and observability.

You will deploy LLMs, design multi-agent systems with tool-calling and long-term memory, and ensure performance and reliability across cloud-based services._remote-friendly work policy and global