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Z

Ziting Niu

Bilingual AI Trainer (Mandarin + English)

USA flag
California, Usa
$15.00/hrEntry LevelData Annotation Tech

Key Skills

Software

Data Annotation TechData Annotation Tech

Top Subject Matter

LLM Evaluation
Nlp Domain Expertise
Prompt Engineering

Top Data Types

TextText

Top Task Types

RLHF

Freelancer Overview

Bilingual AI Trainer (Mandarin + English). Brings 4+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Master of Science, San Francisco Bay University (2025) and Master of Engineering, Ocean University of China (2024). AI-training focus includes data types such as Text and labeling workflows including RLHF.

Entry LevelEnglishChinese Mandarin

Labeling Experience

Bilingual AI Trainer (Mandarin + English)

OtherTextRLHF
As a Bilingual AI Trainer, I performed prompt engineering and model evaluations in both Mandarin and English. My responsibilities included developing scoring rubrics and applying reinforcement learning from human feedback to improve LLMs. I helped enhance model response accuracy and relevance in various subdomains. • Conducted prompt engineering and testing for LLMs in Chinese • Developed detailed scoring rubrics for reproducible model assessments • Applied RLHF techniques to train and optimize LLMs • Improved accuracy and relevance of model responses through iterative feedback

As a Bilingual AI Trainer, I performed prompt engineering and model evaluations in both Mandarin and English. My responsibilities included developing scoring rubrics and applying reinforcement learning from human feedback to improve LLMs. I helped enhance model response accuracy and relevance in various subdomains. • Conducted prompt engineering and testing for LLMs in Chinese • Developed detailed scoring rubrics for reproducible model assessments • Applied RLHF techniques to train and optimize LLMs • Improved accuracy and relevance of model responses through iterative feedback

2025 - 2026

Education

S

San Francisco Bay University

Master of Science, Computer Science

Master of Science
2024 - 2025
O

Ocean University of China

Master of Engineering, Food Science and Engineering

Master of Engineering
2021 - 2024

Work History

O

Ocean University of China

Graduate Researcher

Qingdao
2021 - 2024