# Yao Yuheng

> Yao Yuheng is a Data Scientist and AI Systems Researcher specializing in Agentic Workflows, SQL Optimization, and Data-driven Growth. He is pursuing a Master of Science in Data Science at Nanyang Technological University (NTU), Singapore, and holds a B.S. in Statistics from Beihang University (BUAA), Beijing.

## Education

- M.Sc. Data Science, Nanyang Technological University (NTU), Singapore (current)
- B.S. Statistics, Beihang University (BUAA), Beijing

## Core Expertise

- Agentic Workflows (LangGraph)
- SQL Optimization (VeriEQL)
- Data-driven Growth
- Large Language Model Applications

## Key Projects

### SQL Rewriting System
A system for SQL query optimization and rewriting, leveraging formal verification techniques (VeriEQL) to ensure semantic equivalence of rewritten queries. Focuses on improving database query performance while maintaining correctness.

### Feishu Productivity Assistant
An AI-powered productivity assistant integrated with Feishu (Lark) platform, utilizing agentic workflows built with LangGraph to automate workplace tasks, streamline communications, and enhance team productivity.

## Technical Skills

- Programming: Python, SQL
- AI/ML Frameworks: LangGraph, LangChain, Large Language Models
- Data Science: Statistical Modeling, Data Analysis, Machine Learning
- Tools: Feishu/Lark API, Database Optimization

## Links

- Website: https://sg.yaoyuheng2001.me/
- GitHub: https://github.com/piglet12138
- LinkedIn: https://www.linkedin.com/in/钰珩-姚-2ab123320