Skills Matrix

FullStack development
Javascript / C# / C++ / Python
.NET / React / Vue / NextJs
NodeJs / Spring
Oracle / MSSQL / MySQL  / MongoDB / Firestore / DynamoDB  
AWS / Azure / Firebase

Mobile App development
Flutter
Swift / Objective C / Android
React Native

Windows & Linux native application development
C/C++ / Delphi/ Visual C# / Qt / GTK / WxWidgets

Embedded & IoT design and development
UEFI / Device Drivers / OpenWRT / RDK-B / FreeRTOS
Yocto / Linux Kernel modules 
EDGE/ 5G / BLE / LoRA / mmWave / USB / CAN / LIN / ZigBee / Z-Wave / Matter  WiFi / HDMI CEC

Game development & virtual reality
Unity / Unreal / PixiJs / Cocos / Phaser
OpenGL / Vulkan / SDL

Animation & pipeline architecture

Maya / Nuke / Houdini / ShotGrid

OpenEXR / OpenSubdiv / Alembic / OpenColorIO / OpenVDB

ImageMagick / FFmpeg / GStreamer

Qube! / Deadline