Senior ML/LLM Engineer (API & Fullstack), Sopra Steria

Senior ML/LLM Engineer (API & Fullstack)

Sopra Steria

Location:
Spain, Barcelona

Category:
IT - Software Development

Contract Type:
Employment contract

Salary:

Not provided

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Job Description:

This role is for a Senior ML/LLM Engineer with strong data science capabilities and a significant focus on API development and full-stack engineering principles. They will be responsible for the end-to-end lifecycle of machine learning solutions, from model conception and development to building robust, scalable APIs and integrating them into production applications.

Job Responsibility:

Develop, test, and validate statistical and machine learning models in Python
Architect and implement solutions using LLMs
Build robust, scalable APIs and integrate them into production applications

Requirements:

Data Science, Model Development & LLM Expertise: Statistical Models & Machine Learning
Advanced ML Libraries
Natural Language Processing (NLP) & Text Mining
Large Language Models (LLMs)
Proficiency with LLM application development frameworks
Skilled in prompt engineering, fine-tuning techniques
Experience with vector databases

What we offer:

23 days annual leave
Continuous training
Life and accident insurance
Flexible benefits program
Privilige Club access
Recreational spaces
Companionship and great working environment

Additional Information:

Job Posted:
June 20, 2025

Employment Type:

Fulltime

Work Type:

On-site work

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