Skill Grading Dots code snippet for LaTeX

cv-skills-grade-dots-snipped

% 
% As found on StackOverflow:
% https://tex.stackexchange.com/questions/238898/in-line-graphics-in-text-to-represent-a-loading-bar-for-language-skills-in-a-cv
%

\documentclass[twocolumn]{scrartcl} 
%report}

\usepackage{tikz}

\definecolor{frontColor}{rgb}{0.22,0.45,0.70}  % light blue
\definecolor{backColor}{RGB}{200,200,200}      % grey

\newcommand{\grade}[1]{%

    \begin{tikzpicture}
    \clip (1em-.4em,-.35em) rectangle (5em +.5em ,1em);
    \foreach \x in {1,2,...,5}{
        \path[{fill=backColor}] (\x em,0) circle (.35em);
    }
    \begin{scope}
    \clip (1em-.4em,-.35em) rectangle (#1em +.5em ,1em);
    \foreach \x in {1,2,...,5}{
        \path[{fill=frontColor}] (\x em,0) circle (.35em);
    }
    \end{scope}
    \end{tikzpicture}%
}


\usepackage{array}
\newcolumntype{L}[1]{>{\raggedright\let\newline\\\arraybackslash\hspace{0pt}}m{#1}}
\newcolumntype{C}[1]{>{\centering\let\newline\\\arraybackslash\hspace{0pt}}m{#1}}
\newcolumntype{R}[1]{>{\raggedleft\let\newline\\\arraybackslash\hspace{0pt}}m{#1}}



\begin{document}

\section*{Skills \& Competencies} 

\subsection*{Legend}
\begin{tabular}{L{0.6\columnwidth} L{0.3\columnwidth}}
    Expert knowledge and experience & \grade{5}   \\
    Deep knowledge and extensive experience& \grade{4} \\
    Some knowledge and experience & \grade{3} \\
    Basic knowledge and some experience & \grade{2} \\
    Basic Knowledge & \grade{1}
\end{tabular}
\vfill
\subsection*{Languages}
\begin{tabular}{L{0.6\columnwidth} L{0.3\columnwidth}}
	German & \grade{5}   \\
	English & \grade{4.5}   
\end{tabular}
\vfill
\subsection*{Organizational Skills}
\begin{tabular}{L{0.6\columnwidth} L{0.3\columnwidth}}
	Scrum & \grade{5}   \\
	Agile Management & \grade{4}   \\
	Kanban & \grade{3.5}   \\
\end{tabular}
\vfill

\subsection*{Tools}
\begin{tabular}{L{0.6\columnwidth} L{0.3\columnwidth}}
	Gitlab/Github & \grade{2}   \\
	Jira/Confluence & \grade{4}   \\
	Adobe InDesign, Illustrator, Photoshop  & \grade{4}   \\
	Docker & \grade{2}   \\
	Kubernetes & \grade{1}   \\
	Linux-Server & \grade{3}   \\
	Ansible  & \grade{2}   \\
	Python  & \grade{1}   \\
	YAML  & \grade{2}  \\
	Dell iDRAC  & \grade{2}  \\

\end{tabular}

\subsection*{Work Skills}
\begin{tabular}{L{0.6\columnwidth} L{0.3\columnwidth}}
	Analytical Thinking & \grade{5}   \\
	Value Proposition Design & \grade{3}   \\
	Business Model Generation & \grade{3}   \\
	Requirements Engineering & \grade{4}   \\
	Business Strategy & \grade{4}   \\
	Software as-a-Service Design & \grade{5}   \\
	Network-Infrastructure & \grade{2}   \\
	Server-Infrastructure & \grade{2}   \\
	Solution Design (Business) & \grade{4}   \\
	Artificial Intelligence Product Design  & \grade{3.5}   \\
	Artificial Intelligence Software Development  & \grade{2}   \\
	Micro services architecture  & \grade{2}   \\
	API Design  & \grade{1}   \\
	Container-Infrastructure & \grade{2}   \\
	Infrastructure as-Code & \grade{2}   \\
	ICT Security  & \grade{3}   \\
	Scrum Product Owner & \grade{4.5}   \\
	Project Management & \grade{3}   \\
	Scrum Master & \grade{5}   \\
	Requirements Engineering & \grade{5}   \\
	Solution Architecture & \grade{3}   \\
	CI/CD & \grade{2}   \\
	High Availability Solution Design & \grade{3}   \\
	Data Analytics  & \grade{3.5}   \\
\end{tabular}
\vfill


\end{document}