Xinhao

Key Skills

Software

Humanatic

Label Studio

Top Subject Matter

AI & Machine Learning – Response Evaluation & Prompt Review

Trust & Safety – Content Moderation & Text Classification

Software & Cybersecurity – Code Review & Technical Evaluation

Top Data Types

Image

Text

Top Task Types

Classification

Text Generation

Question Answering

Fine-tuning

Data Collection

Prompt + Response Writing (SFT)

RLHF

Freelancer Overview

LIU XINHAO Malaysia | [email protected] | github.com/mingshenhk | huggingface.co/MingSafeR PROFILE Python automation, web scraping, AI tools, data processing, and cybersecurity learner/developer. I build practical scripts, process structured data, review code for common security risks, and evaluate AI-generated content. I have worked on data preparation and model training workflows, with Hugging Face records under MingSafeR. I focus on clear requirements, clean delivery, accurate technical work, and legal/authorized projects. CORE SKILLS Python Web scraping and public data extraction CSV, Excel, JSON, JSONL data processing API integration Flask / FastAPI basics Code review Cybersecurity basics OWASP common risks Static analysis / SAST concepts AI prompt evaluation Data labeling and content classification Model training workflow basics English and Chinese communication Dataset cleaning Technical documentation PROJECTS AND TECHNICAL EXPERIENCE Python Automation Scripts - Built Python scripts for file processing, data cleaning, batch operations, and workflow automation. - Worked with CSV, Excel, JSON, APIs, command-line tools, and practical automation workflows. Web Scraping / Data Extraction - Created scripts to extract publicly available website data and export structured results into CSV, Excel, or JSON. - Focused on legal public data only and avoided login bypass, CAPTCHA bypass, paywalls, or restricted data. Data Processing and Model Training - Worked on dataset preparati

Education

Work History