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Key Skills

Software

No software listed

Top Subject Matter

Enterprise Customer Service

Llm Domain Expertise

Knowledge Base

Top Data Types

Text

Document

Top Task Types

Question Answering

Text Generation

Text Summarization

Evaluation/Rating

Prompt + Response Writing (SFT)

Freelancer Overview

AI Data Trainer & Knowledge Base Lead. Brings 4+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal and Proprietary Tooling. Education includes Bachelor of Science, Hebei University of Environmental Engineering (2022). AI-training focus includes data types such as Text and labeling workflows including Fine-tuning.

Labeling Experience

AI Data Trainer & Knowledge Base Lead

TextFine-tuning

Led the creation and iteration of SFT data annotation standards from scratch to support LLM-based enterprise knowledge base development. Designed and managed a three-level annotation and quality acceptance workflow, accumulating 8,000 high-quality fine-tuning instruction data entries to optimize model reasoning and compliance. Built a Golden Dataset and model evaluation system encompassing complex intent classification and prompt-based data generation. • Developed annotation SOPs and badcase definitions for over 50 business intents • Trained and managed annotation team, created metadata standards for semantic integrity • Led prompt engineering and prompt+response generation for SFT data • Conducted evaluation, quality inspection, and continual model improvement through detailed case reviews

2025 - 2026

Education

Work History