> Markdown version of [/jobs/ext/2121097-machine-learning-engineer-40-000-a-year](https://www.wearedevelopers.com/jobs/ext/2121097-machine-learning-engineer-40-000-a-year). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Machine Learning Engineer - €40.000 A Year - **Company:** Deeprec Ai - **Location:** Zaragoza, Spain - **Salary:** €40,000.0 - **Contract:** Temporary contract - **Skills:** Artificial Intelligence, Big Data, Data Files, Distributed Systems, Python (Programming Language), Machine Learning, Working Model 2D, Large Language Models, Pandas, Information Technology, HuggingFace, Data Pipelines - **Published:** August 19, 2026 - **Apply:** https://www.buscojobs.com.es/machine-learning-engineer-%E2%82%AC-40-000-a-year-en-zaragoza-ID-367776874 ## About the Role This is a chance to make real impact on next-generation large language model (LLM) solutions that are redefining how AI is built, optimized, and deployed.What You'll DoBuild, optimize, and scale data pipelines for LLM training and fine-tuning.Develop techniques for data sourcing, cleaning, validation, and enhancement.Work cross-functionally with ML engineers and researchers to deliver production-ready, high-performance models.Implement and test advanced compression and optimization methods for AI models.Stay ahead of trends in LLM architectures, evaluation, and dataset curation.What You'll BringMaster's or PhD in Computer Science, AI, Data Science, or related field - or equivalent experience.4+ years of hands-on experience in ML or NLP (especially with LLMs). Strong Python skills and familiarity with libraries such as Hugging Face, Pandas, and NumPy.Experience managing large-scale datasets and distributed computing environments.Collaborative mindset and solid understanding of modern ML development practices.What's on OfferCompetitive salary (from €40,000 per annum). ## Description Machine Learning Engineer (Product) - Fixed-Term ContractLocation: Zaragoza (Hybrid)Contract: Fixed-term until June ****Es posible que un gran número de candidatos se presenten a este puesto, así que asegúrese de enviar su CV y su solicitud lo antes posible.We're looking for a Machine Learning Engineer to join a leading European deep-tech company at the cutting edge of AI innovation.This is a chance to make real impact on next-generation large language model (LLM) solutions that are redefining how AI is built, optimized, and deployed.What You'll DoBuild, optimize, and scale data pipelines for LLM training and fine-tuning.Develop techniques for data sourcing, cleaning, validation, and enhancement.Work cross-functionally with ML engineers and researchers to deliver production-ready, high-performance models.Implement and test advanced compression and optimization methods for AI models.Stay ahead of trends in LLM architectures, evaluation, and dataset curation.What You'll BringMaster's or PhD in Computer Science, AI, Data Science, or related field - or equivalent experience.4+ years of hands-on experience in ML or NLP (especially with LLMs).Strong Python skills and familiarity with libraries such as Hugging Face, Pandas, and NumPy.Experience managing large-scale datasets and distributed computing environments.Collaborative mindset and solid understanding of modern ML development practices.What's on OfferCompetitive salary (from €40,000 per annum).Fixed-term contract until June **** with signing and completion bonuses.Hybrid working model - flexible hours with regular on-site collaboration.Opportunity to work on cutting-edge AI technology within a fast-scaling, international environment.xsgfvud This role offers a unique opportunity to work on impactful AI engineering projects while enjoying flexibility, collaboration, and exposure to world-class research and development. ## Related Videos - [Alibaba Big Data and Machine Learning Technology](https://www.wearedevelopers.com/videos/37-alibaba-big-data-and-machine-learning-technology) - [Advanced Typing in TypeScript](https://www.wearedevelopers.com/videos/496-advanced-typing-in-typescript) - [Introduction to TXT](https://www.wearedevelopers.com/videos/30-introduction-to-txt) - [Inside the Mind of an LLM](https://www.wearedevelopers.com/videos/1617-inside-the-mind-of-an-llm) - [PySpark - Combining Machine Learning & Big Data](https://www.wearedevelopers.com/videos/44-pyspark-combining-machine-learning-big-data) - [Implementing continuous delivery in a data processing pipeline](https://www.wearedevelopers.com/videos/73-implementing-continuous-delivery-in-a-data-processing-pipeline) ## Related Articles - [What Are Large Language Models?](https://www.wearedevelopers.com/magazine/304-what-are-large-language-models) - [How to Become an AI Engineer](https://www.wearedevelopers.com/magazine/331-how-to-become-an-ai-engineer) - [MLOps And AI Driven Development](https://www.wearedevelopers.com/magazine/82-mlops-and-ai-driven-development) - [MLOps – What’s the deal behind it?](https://www.wearedevelopers.com/magazine/125-mlops-what-s-the-deal-behind-it) - [The Best Large Language Models on The Market](https://www.wearedevelopers.com/magazine/319-the-best-large-language-models-on-the-market) - [Are Software Engineer Wages Being Pushed Down? A Report on Tech Salaries](https://www.wearedevelopers.com/magazine/417-are-software-engineer-wages-being-pushed-down-a-report-on-tech-salaries)