Remote Senior AI LLM Engineer — Open-Weight Models

Jobgether; Netherlands; Remote; EUR 90,000 - 130,000; Full time

Benefits offered by this job

Fully remote within Europe

Long-term collaboration (B2B)

20 working days paid leave

Health insurance allowance

Equipment budget for remote setup

Access to AI development tools

Learning and development support

Annual team gathering

Hands-on with self-hosted LLMs

Challenging, modern AI environment

Job summary

Jobgether is partnering with a Netherlands-based team to recruit a Mid/Senior AI LLM Engineer. You will fine-tune open-weight models, build robust evaluation pipelines, and deploy improvements to production across multilingual settings.

You'll work remotely within Europe, collaborating with cross-functional teams, optimizing memory, response quality, and alignment using techniques like LoRA/QLoRA. This role emphasizes responsible AI and scalable, consumer-facing AI products.

Qualifications

• Proven hands-on experience fine-tuning open-weight large language models and deploying models into production environments.
• Strong Python programming skills, including experience developing, testing, and maintaining ML workflows.
• Practical experience with PyTorch and Hugging Face or comparable ML frameworks and tools.
• Experience with model training and adaptation techniques such as supervised fine-tuning (SFT), LoRA, and QLoRA.
• Familiarity with preference-based training and alignment techniques, such as DPO or GRPO.
• Experience preparing and managing training datasets, improving data quality, and developing evaluation frameworks.

Responsibilities

• Fine-tune and optimize existing open-weight large language models to improve conversational quality, response accuracy, consistency, and personalization.
• Prepare, curate, and enhance training datasets to support effective model learning and improved responses.
• Design and implement evaluation frameworks, benchmarks, and testing methodologies to measure model quality.
• Improve conversational memory, personality consistency, and long-term coherence in extended conversations.
• Develop multilingual conversational capabilities and support interactions involving multiple characters.

Skills

Python

PyTorch

Hugging Face

Experimentation

GPU

Tools

Git

Docker

CUDA

Hugging Face Transformers

Job description

Jobgether is partnering with a Netherlands-based team to recruit a Mid/Senior AI LLM Engineer. You will fine-tune open-weight models, build robust evaluation pipelines, and deploy improvements to production across multilingual settings.

You'll work remotely within Europe, collaborating with cross-functional teams, optimizing memory, response quality, and alignment using techniques like LoRA/QLoRA. This role emphasizes responsible AI and scalable, consumer-facing AI products.