Senior Open-Weight LLM Engineer — Remote & Production

EverAI; Nederland; Remote; EUR 75.000 - 125.000; Vollzeit

Zusammenfassung

EverAI in the Netherlands seeks an experienced AI engineer to advance open-weight LLMs powering a consumer-facing product. You’ll post-train models, build data and evals, and deploy them at scale in production.

You will collaborate with the LLM Tech Lead, CTO and cross‑functional teams to improve personalization, multilingual behavior and faster training cycles for a global user base.

Join a fully remote, fast-moving team building category-defining AI companionship.

Qualifikationen

• You’ve personally post-trained open-weight LLMs for a user-facing product and shipped them to production

Aufgaben

• Fine-tune open-weight LLMs using SFT, LoRA/QLoRA and post-training methods such as DPO and GRPO
• Diagnose model failures and turn them into experiments. Decide whether the answer is better data, post-training, prompting or classifiers
• Build training data and evals that directly shape what gets trained next
• Improve model behavior across personalization, consistency, tone, multilingual and group interactions
• Ship to production and use real user behavior to guide the next iteration
• Speed up the training loop so experiments are faster, easier to compare, and more reproducible

Kenntnisse

Post-trained LLMs

AI in product

Fine-tuning

Python

PyTorch

Hugging Face

Data & evals

Production-ready

AI tools daily

NSFW content

Tools

GPUs

Jobbeschreibung

EverAI in the Netherlands seeks an experienced AI engineer to advance open-weight LLMs powering a consumer-facing product. You’ll post-train models, build data and evals, and deploy them at scale in production.

You will collaborate with the LLM Tech Lead, CTO and cross‑functional teams to improve personalization, multilingual behavior and faster training cycles for a global user base.

Join a fully remote, fast-moving team building category-defining AI companionship.