**TINGYU (ROBERT) ZHANG**
1231 S Hill St. #279, Los Angeles, CA 90015
+1-323-943-5582 | zty9854@gmail.com

### **EDUCATION**
**University of Southern California**, Los Angeles, CA
*Master in Computer Engineering* | Aug 2021 - Dec 2023
*Relevant Coursework:* Applied and Cloud Computing, Web Technologies, Parallel and Distributed Computation

**University of Toronto**, Toronto, ON
*Specialist in Computer Science, Minor in Mathematics & Statistics* | Sep 2016 - May 2021
*Relevant Coursework:* Object-oriented Programming, Web Development, Database, Software Design

### **PROFESSIONAL EXPERIENCE**
**Chima**, San Francisco, CA
*Applied Artificial Intelligence Engineer* | Jan 2024 - Feb 2024
- Developed FastAPI backend services to identify knowledge gaps in LLM responses.
- Integrated OpenAI and Perplexity API for RAG system enhancement.
- Deployed React frontend on Vercel for optimized performance.

**Ping An Technology**, Shanghai, China
*Machine Learning Engineer Intern (NLP R&D Team)* | May 2021 - Aug 2021
- Built event extraction models using Stanford CoreNLP and Regex for policy analysis.
- Implemented temporal graph neural networks for policy impact prediction.
- Deployed models on computational flow-based platforms.

**Shanghai Em-data Technology Co., Ltd.** (Remote)
*Machine Learning Engineer Intern* | Sep 2020 - Nov 2020
- Developed precipitation detection models using modified Deeplab v3+.
- Enhanced accuracy by integrating satellite and weather prediction data.
- Optimized preprocessing with multi-threading and Tmux.

**Tsinghua University**, Beijing, China
*Big Data Engineer Intern* | Jul 2018 - Aug 2018
- Created biochemical corporation databases using data mining.
- Applied NLP and deep learning for urban research publications.
- Developed CNN-based bot detection for websites.

### **PROJECTS**
**Information Extractor (LLM Project)** | Spring 2024
- Used OpenAI API and LangChain to extract email metadata.
- Built Streamlit UI for PDF/URL text extraction with PyPDF2 and html2text.

**Full-Stack Event Finder** | Spring 2023
- Developed Ticketmaster web app (Angular, Node.js, Express) hosted on GCP.
- Integrated Google Maps, Facebook, Twitter, and Spotify APIs.
- Built Android app (Java) with Material Design principles.

**Ski Buddies (Web App)** | Spring 2023
- Full-stack Vue.js/Node.js app with MongoDB and REST APIs.
- Implemented user auth and ski resort weather API integration.

### **SKILLS**
- *Languages:* Python, Java, C/C++, JavaScript, R
- *Web Dev:* Node.js, Express, React, Angular, Vue.js, FastAPI
- *Cloud:* AWS (S3, EC2, Lambda), GCP (App Engine, Cloud Functions)

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