Programmings languages 
- Java
- JavaScript
- Python
- C#
And learning more
Web Frontend and Backend
- HTML
- CSS
- React
- Vue
- JavaScript
- Java
- Flask
And learning more
Mobile 
- Kotlin
- Java
Desktop 
- C#
- JavaFx
Databases
- MySQL
And learning more
Telecommunications 
- Design networks with Switch layer 2 or 3
- Knowledge in signals and systems
- Knowledge in wireless communications
- Cisco Packet Tracer
And learning more
Other tools 
- Git
- Github
- VScode
- IntelliJ
- Android Studio
Human languages 
- English
- Spanish