Job Title
A talented Machine Learning Engineer is needed to join our dynamic team at UST-España-Latam.
* Key Responsibilities:
* Design, train, fine-tune, and deploy ML/LLM models for production.
* Build RAG pipelines using vector databases and frameworks such as LangChain, LangGraph, and MCP.
* Develop prompt engineering, optimization, and safety techniques for agentic LLM interactions.
* Collaborate with data engineering to maintain data pipelines for ML workloads.
* Conduct feature engineering and embeddings generation on structured and unstructured data.
* Implement model monitoring, drift detection, and retraining pipelines.
* Explore emerging LLM/SLM architectures and multi-agent orchestration patterns.
* Cross-functional collaboration with R&D, data science, product, and engineering teams.
* Mentor junior engineers and contribute to best practices in ML engineering.
Required Qualifications
* Bachelor's or Master's degree in Computer Science, Data Science, Machine Learning, or related field.
* 3+ years building and deploying ML systems.
* English advanced (B2)
* Strong Python skills and experience with PyTorch, TensorFlow, Scikit-Learn, Hugging Face Transformers.
* Hands-on experience with LLMs/SLMs including fine-tuning, prompt design, and inference optimization.
* Familiarity with at least two of the following: OpenAI GPT, Anthropic Claude, Google Gemini, Meta LLaMA.
* Knowledge of vector databases, embeddings, and RAG pipelines.
* Experience working with both structured and unstructured data at scale.
* Understanding of SQL and distributed data frameworks like Spark or Ray.
* Deep knowledge of ML lifecycle: data preparation, training, evaluation, deployment, and monitoring.
About this role
This role is fully remote within the specified country/region and requires a strong background in machine learning and AI technologies. If you're passionate about building innovative solutions and contributing to cutting-edge projects, we invite you to apply now!