CYBERSECURITYENGINEERPaweł_Mierzwa

Full-Stack Developer & Security Specialist

I write code that works, then figure out how to break it.
Developer by passion. Defender by profession.

SYS.STATUS: ONLINE|SEC.LEVEL: O5

[GITHUB][LINKEDIN][TRYHACKME]

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ABOUT

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ENGINEER. ANALYST. DEVELOPER.

01 Cybersecurity engineer and full-stack developer with a methodical approach to building secure, high-performance systems.

02 2+ years of professional experience in defending networks, responding to incidents, and analyzing threats. Automation enthusiast passionate about streamlining security operations.

03 8+ years of development across game engines, mobile platforms, scripting languages and web technologies.

08+YEARS_DEV

02+YEARS_SEC

50+PROJECTS

PROJECTS

LIVE↗

EMAIL THREAT DETECTION PLATFORM

Real-time email threat detection system for everyday users and businesses. Features include phishing detection, spam filtering, and threat intelligence integration.

STACK:

[REDACTED]

CODE↗

E2E ENCRYPTED MESSANGER

A secure messaging application with end-to-end encryption, based on user-generated passphrases to ensure privacy and confidentiality, as long as users keep the phrases secure.

STACK:

NODE.JSNUXT.JSWEBSOCKETSCRYPTOGRAPHY

CODE↗

WINDOWS QUARANTINE EXTRACTION DECODER

Script for decoding and rebuilding files from Windows Defender's Quarantine after they are downloaded through EDR remediation tools.

STACK:

PYTHONFORENSICSMALWARE ANALYSIS

LIVE↗

COMPANY WEBSITE

Corporate website for my tech startup specializing in AI based Managed Detection and Response. Showcases services, team, and contact information with modern design.

STACK:

NUXT.JSTAILWIND CSSTHREE.JSGSAP

VIEW_ALL_REPOSITORIES →

SKILLS

CYBERSECURITY

Incident Response

CORE

Malware Analysis

CORE

Threat Analysis

CORE

SIEM Tools

Penetration Testing

Network Security

Digital Forensics

DEVELOPMENT

TypeScript

CORE

C++

CORE

Vue / Nuxt

Java

Kotlin

Unreal Engine

Android SDK

TOOLS & INFRASTRUCTURE

Git

Docker

Linux

CI/CD Pipelines

PostgreSQL

REST APIs

Cloud Platforms

//CORE_COMPETENCIES

⬡

SECURITY_FIRST

Security as the foundation of all development

◇

INCIDENT_READY

Swift response when threats emerge

△

FULL_SOC

Extensive SOC experience through L1 to L3

○

FULL_STACK

Versatile across frontend and backend

interactive_shell.sh

$ cat skills.json | grep "expertise"

{

"security": ["incident_response", "malware_analysis", "threat_hunting"],

"development": ["web", "game_dev", "mobile"],

"languages": ["typescript", "c++", "java", "kotlin"]

}

$ _

CONTACT

LET'S_CONNECT

Open for collaborations, security consultations, and interesting projects. Drop a message and let's build something secure together.

EMAILcontact@cnsh.dev→

LOCATIONGdańsk, Poland

FIND_ME_ON:

GITHUB↗LINKEDIN↗TRYHACKME↗

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