Cathy Yue

I spent 6 years optimizing €50K+ ad campaigns. Now I optimize code. What stayed the same? My obsession with creating experiences that users actually love.

Developer illustration
MedHappy
Web Development

MedHappy

A cloud-based medication reminder system that helps users manage complex medication schedules with real-time sync across devices.

ReactFirebaseTypeScriptReal-time Sync
Iris ML
Machine Learning

Iris ML

Machine learning model for iris species classification with 95% accuracy using scikit-learn.

PythonScikit-learnMachine LearningData Analysis

Accuracy

95%

Google Ads
Marketing

Google Ads

Managed €50K+ monthly ad spend for smart bird feeder company, achieving 56% average ROAS through data-driven optimization.

Google AdsPerformance MaxAnalyticsA/B Testing

Monthly Ad Spend

€50K+

Average ROAS

56%