I know a thing or two from almost every area of tech, but my main focus is on offensive cyber security, specifically web penetration testing and mobile penetration testing and software development with Golang.

• Can use basic functionality perfectly = ✅

• Advanced/Fluent =
  

• Intermediate =
  

• Beginner =
  
  

(specially important skills are boldened)

• Python:
  

Python was the second language I learnt and I have actively used it from 2018 to 2023, and still use it now and then.

• Go:
  

Go is nowadays my go to language and I have actively used it from the beginning of 2023 to now.

• Javascript:
  

I have used JS here and there for the longest time, but only got around to properly learning it around 2023-24. I mainly use JS with React and Express.js.

• C# (2024)

• Java (2024)

• PHP (2024)

Methologies:

• Agile:
  

• DevSecOps:
  

• SCRUM:
  

Operating Systems (system administration and usage):

• Linux:
  

• Windows:
  
  

Virtualization software:

• Docker:
  

• Proxmox:
  
• ESXI/VCenter/VSphere:
  

Databases:

• SQL:
  

• NOSQL:
  
  

Desktop apps:

• Wails (desktop apps using webview):
  
• WinUI:
  

Front and backend web:

• Golang:
  
  • Fiber:
    
• Javascript:
  

  • React:
    

  • ExpressJS:
    

  • Next.JS:
    

• HTML:
  

• CSS:
  

• SASS:
  
• NGINX:
  
• Apache web server:
  

• Laravel:
  

• Spring framework:
  

• ASP.NET:
  

• Blazor:
  

• Django:
  

• Web Apps:
  

• Mobile:
  
• Radio (RFID, NFC, Sub-GHz):
  
• Network: or
  
• WIFI:
  

• Active Directory:
  

• IOT:
  
  

Other related:

• OSINT:
  

• GEOSINT:
  
• Reverse engineering (PE/ELF):
  
  

SIEM/XDR:

• WAZUH:
  

• ELK Stack:
  
  

IDS:

• SNORT:
  
  

Vulnerability management:

• OpenVAS: ✅
  
• Nessus: ✅
  
  

Hardening:

• Linux:
  

• Active Directory:
  

• Windows:
  
  

Firewalls:

• UFW:
  

• IPTables:
  

Other related:

• Digital Forensics:
  

Contact Email:R00tendo@proton.me

Tech articles: https://medium.com/@R00tendo

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