🎓 Master of Data Science UBC '25 | ZJU '24
💻 Ex-Software QA Engineer Intern @ Isvision | Aspiring Data Scientist
🐱 Feel free to connect with me!
Throughout my journey, I've worked on various projects showcasing my expertise in data science, software development, and quality assurance:
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Topic Modeling and Sentiment Analysis of Social Media
- Implemented data scraping and cleaning using Python's requests library and Bag-of-Words encoding
- Analyzed 7,500+ Weibo comments using LDA for topic modeling, identifying 6 distinct conversation themes
- Fine-tuned SnowNLP classifier on 60,000+ labeled comments for enhanced sentiment analysis
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- Prepared the heart disease dataset by handling missing values, encoding categorical variables, and normalizing numerical features.
- Built and fine-tuned Logistic Regression, SVC, and Decision Tree models. Provided interpretable results.
- Visualized feature coefficients and importances to reveal key predictors. Analyzed misclassified cases for insights into model weaknesses.
- Abstracted code into reusable functions, implemented corresponding tests. Wrote a Makefile to automate and streamline the execution of all scripts in sequence, enhancing project reproducibility.
- Software QA Engineer Intern at Isvision Technology
- Spearheaded Web UI test automation covering 11 pivotal modules for automotive manufacturing
- Developed comprehensive testing suites for precision chart validation
- Automated 400+ backend API tests for UserManager system
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Software QA Engineer Intern at Isvision Technology
- Developed Go-based simulator generating random deviations for accuracy testing
- Implemented complex data processing and conversion algorithms
- Created DMO file output system for measurement analysis
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Multi-mode Snake Game
- Developed classic game in C/C++ with EGE graphics library
- Implemented advanced food spawning algorithms and wall-piercing mechanisms
- Created 3 innovative gameplay modes enhancing user experience