- AWS, GCP, Digital Ocean, OVH
- Blockchain
- Terraform, Ansible, Puppet
- Docker, Kubernetes
- CI/CD
- LAMP/LEMP
- Bash, Groovy
- LXC, VMWare, VirtualBox, Vagrant
- Git, GitHub, GitLab, Gerrit, BitBucket
- MikroTik, UniFi, Cisco, HP, Dell, TP/D-Link
- Asterisk, Free PBX, Binotel, Zadarma,