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Feichen
@feichen314
AI ML Engineer, LLM Fine tuning and Private Deployment Specialist
China
Chinesisch
Über mich
AI/ML engineer specializing in LLM fine-tuning (LoRA/QLoRA) and private model deployment. Built a fact/opinion classification model via Qwen3-14B-4bit LoRA, achieving 99.7% accuracy on a 300-sample benchmark. I run a private 4-node Mac Mini M4 cluster - fine-tune and deploy your model locally, keeping your data 100% in your own infrastructure. Services: Custom LLM fine-tuning (LoRA/QLoRA), private/local model deployment & API serving (FastAPI), RAG pipelines, training data preparation & evaluation design. Fast, clear communication, English & Chinese.
Kompetenzen
Feichen
offline •
Durchschnittliche Antwortzeit: 1 Stunde
Meine Dienstleistungen
KI-Implementierung und -Bereitstellung
I will fine tune your llm lora private deployment
KI-Integrationen
I will custom rag pipeline for your documents
Portfolio
Arbeitserfahrung
Freelance LLM Engineer
Self-Employed / Freelancer • Selbstständig
Jan 2024 - Present • 2 yrs 9 mos
Independent contractor specializing in fine-tuning open-source LLMs (Qwen/Llama/Mistral) with LoRA/QLoRA on Apple Silicon and GPU clusters, including a Qwen3-14B fact/opinion classifier at ~99.7% accuracy, data preparation, private deployment (vLLM/Docker), and RAG pipelines
