I know a thing or two from almost every area of tech, but my main focus is on offensive cyber security and software development with Go and C#

• 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#:
  

I have used C# a few times before, but I only became somewhat fluent at it around 2024-25, when I learnt to make desktop apps with MAUI,WPF and Avalonia and web apps with asp.net.

• 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):
  
• WPF,MAUI,Avalonia:
  

Front and backend web:

• Golang:
  
  • Fiber:
    
  • Gin:
    
• Javascript:
  

  • React:
    

  • ExpressJS:
    

  • Next.JS:
    

• HTML:
  

• CSS:
  

• SASS:
  
• NGINX:
  
• Apache web server:
  

• ASP.NET:
  

• Laravel:
  

• Spring framework:
  

• 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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