Emma Tong

@emmatong9

React, Firebase developer, web scraping, app security

Vietnam

English, Vietnamese

About me

Hi, I'm Emma, a developer from Vietnam. I build and run a real production app for a retail business on React, Vite, Tailwind and Firebase (Firestore, Cloud Functions, security rules), with POS, inventory, payroll, Gemini AI and TikTok API, tested with Playwright and Vitest. I help with: - Bug fixing & features in React / JavaScript / Firebase apps, including Firestore rules. - Web scraping & data: custom scrapers, Apify Actors, lead lists, PDF/Excel extraction. - App security: authorization/IDOR testing and Firebase rules review. I use AI (Cursor) to work fast and test everything.... Read more

Skills