I will create python scripts, automation tools and reverse engineer binaries

Jiayi S

China

I speak English, Chinese

Independent Security Researcher

Independent security researcher with hands-on experience in binary reverse engineering, Windows kernel analysis, and mobile app security. Acknowledged by Microsoft for discovering CVE-2026-50402 (Wind...
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About this Gig

I build custom Python scripts, automation tools, and Windows desktop applications. Need data processing, file management, web scraping, API integration, or a standalone exe tool? I deliver clean, working code with documentation.


What I offer:

Python automation scripts

Windows desktop applications

Data processing and file conversion tools

Custom CLI tools

Bug fixes and code optimization

Binary reverse engineering and analysis


I am a security researcher acknowledged by Microsoft for discovering CVE-2026-50402, a Windows NTFS kernel vulnerability (CVSS 7.8) affecting all supported Windows versions. I write reliable, secure code.


Fast delivery. Clear communication. Text only, no calls needed.


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create python scripts, automation tools and reverse engineer binaries
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create python scripts, automation tools and reverse engineer binaries

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