Work in progress.
| Programming Languages | basic | moderate | expert |
| C | x | ||
| C++ | x | ||
| Python | x | ||
| Perl | x | ||
| PHP | x | ||
| Java | x | ||
| Groovy script | x | ||
| Javascript | x | ||
| TypeScript | x | ||
| Rust | x | ||
| Bash shell scripting | x | ||
| Development tools | basic | moderate | expert |
| GNU Make | x | ||
| CMake | x | ||
| HDL | basic | moderate | expert |
| VHDL | x | ||
| Verilog | x | ||
| ModelSim | x | ||
| Yosys | x | ||
| Frameworks | basic | moderate | expert |
| Django | x | ||
| Flask | x | ||
| Pelican | x | ||
| Qt/QML | x | ||
| Angular | x | ||
| Vue | x | ||
| Certification Standards | basic | moderate | expert |
| Platform Security Architecture (PSA) | x | ||
| SESIP | x | ||
| IEC 62304 | x | ||
| IoT | basic | moderate | expert |
| Matter | x | ||
| Operating Systems | basic | moderate | expert |
| Linux | x | ||
| FreeBSD | x | ||
| MS Windows | x | ||
| MacOS | x | ||
| Databases | basic | moderate | expert |
| PostgreSQL | x | ||
| MariaDB / MySQL | x | ||
| MongoDB | x | ||
| CouchDB | x | ||
| memcached | x | ||
| Other | basic | moderate | expert |
| Technical writing | x |
| Language | Basic | Professional proficiency | Native |
| Dutch | x | ||
| English | x | ||
| German | x |