Senior AI Engineer: LLMs, LangChain & AI Workflows

Wizeline; Las Palmas de Gran Canaria; Presencial; EUR 55.000 - 75.000; Jornada completa

Descripción de la vacante

Wizeline is seeking an experienced ML/Data Engineer to join our AI team in Spain. You will collaborate with data scientists and engineers to build AI workflows, deploy LLMs, and optimize NLP pipelines.

This role focuses on implementing evaluation pipelines, tool-calling, and multi-agent systems across LangChain-based products. You will work with cloud infrastructure (AWS/GCP), containerization (Docker), and modern ML tooling to deliver scalable ML solutions.

Formación

• Bachelor's or Master's in Computer Science, Engineering, Data Science, or a 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.
• Experience deploying LLMs, implementing automated evaluation pipelines, and architecting multi-agent systems that utilize tool-calling and long-term memory.

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 the functionality of systems.
• Stay updated on GenAI, NLP, ML, and IR technologies, incorporating best practices.
• Build and extend internal products on top of LangChain ecosystem to support prompt management, evaluation, and agent orchestration.

Conocimientos

Python

LangChain

LLM deployment

Data engineering

Multi-agent systems

Educación

Bachelor's or Master's in CS/Engineering/Data Science

Herramientas

Docker

Git

AWS

GCP

Descripción del empleo

Wizeline is seeking an experienced ML/Data Engineer to join our AI team in Spain. You will collaborate with data scientists and engineers to build AI workflows, deploy LLMs, and optimize NLP pipelines.

This role focuses on implementing evaluation pipelines, tool-calling, and multi-agent systems across LangChain-based products. You will work with cloud infrastructure (AWS/GCP), containerization (Docker), and modern ML tooling to deliver scalable ML solutions.