DevOps
- Kubernetes
- OpenShift
- Ansible
- Teamcity
- JIRA
CI/CD
- Teamcity
- Jenkins
- Github Action
Cloud
- Google cloud
- Microsoft Azure
- AWS
- Digitalocean
- Hetzner
Server Programming
- Java Servlet
- SpringBoot
- Python
- PHP
- NodeJS
- C/C++
Client Programming
- Angular/typescript
- Smarty/Twig
- jQuery
- HTML5
- Adobe Flex
- C/C++
Mobile Apps
- iPhone/iPad apps using Objective-C and Swift
Databases
- MySql / MariaDb
- PostgreSQL
- Oracle
- SQL Server
Web/Application Servers
- JBoss / Wildfly / Thorntail
- Apache Tomcat
- Apache httpd
- Nginx