John Christian Yongco

I am a Data Specialist with over 5 years of experience in data annotation, classification, and large-scale dataset management—focusing on cybersecurity, fraud detection, and blockchain investigation.

The following is my skill set:

Data Operations - 5 years decoding patterns in massive datasets, from cybersecurity threats to blockchain breadcrumbs.

Cyber Sentinel - Expert at classifying domains, exposing phishing sites, and fortifying threat intelligence systems.

Crypto Inestigator - Traced wallets, flagged shady dApps, and sharpened AMLCTF compliance with precision.

Annotation Expert - Annotated, validated, and refined machine learning outputs—keeping models sharp, accurate, and bias-resistant.

Multilingual Edge - Fluent in English, Japanese, Cebuano, and Tagalog, bridging data seamlessly across languages and regions.

Content Mod - Improved fraud detection by 70, delivering actionable insights that protect both users and organizations.