On-site/Online: all Online (English) Dates: all 2025 December 2026 January Technology: all Linux administration Linux (LPI) Networking Virtualization Databases and SQL PostgreSQL Excel PowerPoint Office Word Outlook Access OpenOffice VBA PHP and front-end web programming Tester Java, JEE, Android programming Python Javascript, JS frameworks, front-end dev C# and .NET Linux programming, shell, C, kernel, embedded Android XML Ruby on Rails Other programming languages UML, business processes Project management Security UX Short training or long course? all Training (up to 5 days) Professional course (longer) Mode: all Working hours Evening (weekdays) Weekend classes Only guaranteed Most popular Search for a training reset all filters No scheduled courses.