Here’s a list of tech we have expertise on

Infrastructure automation
Cloud technologies
CI/CD
Customized tools
Documentation/Tech Writing
Data archiving
High Availability
OpenStack
Kubernetes
KVM, LXC, Docker
VMware
Hyper-V
High Availability
MySQL, Galera
PostgreSQL, MongoDB
DNS
Ansible
Jenkins
Git, Gerrit
bash, PowerShell
Ceph, GlusterFS