Senior Machine Learning Engineer - LLM & Multi-Agent AI (Remote)

Further Details

Seeking an experienced Senior Machine Learning Engineer for a remote position focusing on Large Language Models (LLMs) and multi-agent artificial intelligence. This private sector role involves leading LLM post-training, fine-tuning, and the design of multi-agent systems to improve user interaction in social discovery applications. The ideal candidate will possess strong MLOps fundamentals and a proven track record in developing evaluation and deployment workflows. Key responsibilities include developing sophisticated dialogue and memory systems, ensuring product safety, and leveraging deep expertise in Python, Transformers, and LLM optimization techniques. This position is ideal for a seasoned professional looking to make a significant impact in a forward-thinking technology company.

Senior Machine Learning Engineer - LLM & Multi-Agent AI (Remote)

A prominent private sector entity, JR Spain Client / Employer Dating Group, is actively seeking a skilled Senior Machine Learning Engineer to spearhead its advanced AI initiatives. This remote role offers a unique opportunity to delve into the complexities of Large Language Models (LLMs) and multi-agent systems, contributing significantly to the evolution of social discovery platforms. You will be instrumental in refining dialogue capabilities, enhancing memory functions, and ensuring the safety and integrity of our products through cutting-edge machine learning applications.

The ideal candidate will possess extensive experience in Python programming, a strong command of Transformer architectures, and a proven ability to optimize LLMs for peak performance. This position emphasizes practical application, requiring the construction of sophisticated datasets and the implementation of best-in-class MLOps practices. If you are passionate about shaping the future of AI and eager to make a tangible impact in a collaborative, globally-connected environment, we encourage you to apply.

• Position: Senior Machine Learning Engineer
• Focus: LLM & Multi-Agent AI
• Location: Remote (Madrid, Spain base for context)
• Company: JR Spain Client / Employer Dating Group
• Key Technologies: Python, Transformers, LLM Optimization, MLOps
• Responsibilities: LLM post-training, fine-tuning, multi-agent system design, evaluation & deployment workflows
• Sector: Private

Skills

• Deep Python expertise
• Experience with Transformers
• LLM optimization techniques
• Dataset construction
• MLOps fundamentals
• Experience with LLM post-training
• Fine-tuning LLMs
• Multi-agent system design

Duties and Responsibilities:

• Lead LLM post-training and fine-tuning efforts
• Design and implement multi-agent AI systems
• Build robust evaluation and deployment workflows
• Improve dialogue, memory, and safety features in social discovery products
• Drive the ML direction for a remote, globally distributed team

How to apply

• Prepare Your Application: Ensure your Curriculum Vitae (CV) is up-to-date and highlights your experience with Large Language Models (LLMs), multi-agent AI, Python, Transformers, and MLOps.
• Submit Online: Navigate to the official application portal via the provided link to submit your candidacy for the Senior Machine Learning Engineer role.
• Review Requirements: Carefully examine all job requirements and qualifications to ensure your profile aligns with the expectations for this specialized position.
• Application Link: Utilize the following link to commence your application process: https://eurojobs.com/jobs/36957249/apply
• Contact Information: For any urgent queries regarding the application process, you may reach out via WhatsApp at 03390723246.
• Application Deadline: Please ensure your application is submitted on or before the closing date of 18 December 2026.