C++5 years experience
I started to use C++ professionally while working on the research for my Master degree, which was on Data Visualization / Graph Databases.
C10 years experience
I learned C by myself in middle school and I use it mostly for low-level work, like microcontroller software, device drivers and custom modules/libraries.
Shell8 years experience
Shell is a basic but very useful tool which I use to automate small but repetitive tasks, such as environment setup, project building and deployment.