Front-end: HTML, CSS, JS, JQuery; Back-end: PHP, MySQL, Node.js, npm; OS: Windows, Debian, Ubuntu, Raspbian, Xubuntu; Instruments: GitHub, Notepad++, Geany, Bluefish, CodePen, Coder(googlecreativelab), GIMP, Photoshop CS6; Mathematical modeling: Matlab, Maple, MathCad, Mathematica; Electonic schemes modeling: OrCad, Multisim, LabView, MicroCap; Writing/Editing scientific articles; Doctor of philosophy (PhD) in Electronic.