Oracle database administration 11g, 12, 13с
Corezoid, Ansible, monit, nginx, zabbix.
RabbitMQ, Redis, Mongo DB, Maria DB, VMWare, DeNovo Cloud.
Apache, Tomcat, IIS
Linux: RHEL, SLES, Oracle linux. AIX
Imperva WAF
Jira, Scrum, Agile, CI/CD, GitLab. JMeter.
VMWare, Denovo Cloud.
Pascal, C, C++.