Here is all technologies I worked with
Bash/Zsh
Linux shell scripting
Docker
Containerization tool
OpenShift
Orchestration platform
Git
Version control system
Jenkins
CD automatization
Ansible
Agentless "master-slave" automatization
Python
Development and automatization
Insomnia
Open source API development platform
Apache Kafka
Message broker
Redis
Non-relational key-value database
KeyDB
Redis, but running in multi-channel
MongoDB
Non-relational JSON-like database
Update Kuma
Availability monitoring
LoadMaster
Free load balancer
CLoudflare Tunnel
Network tunneling
HTML + CSS
Basic web layout
Nginx
Web server & load balancer
TWRP
Custom android recovery
Cubic
Custom Ubuntu ISO Creator
VMware ESXi
Virtualization hypervisor
AdGuard Home
Free LAN DNS filter
GIMP
GNU Image Manipulation Program
Stable Diffusion
Text-to-image AI generation model
Metasploit
Penetration testing framework