%% Internship Certificate template
\documentclass[landscape]{article}
\usepackage{wallpaper}
\usepackage{niceframe}
\usepackage{xcolor}
\usepackage{ulem}
\usepackage{graphicx}
\usepackage{geometry}
\usepackage{chancery}
\usepackage[T1]{fontenc}
%% package to execute bash commands
%% \usepackage{bashful}

%% generate QR code
\usepackage{pst-barcode}
\usepackage{auto-pst-pdf}

\geometry{tmargin=.2cm,bmargin=.2cm,
  lmargin=.2cm, rmargin=.2cm}
\usepackage{multicol}
\setlength{\columnseprule}{1pt}
\columnwidth=0.6\textwidth

\begin{document}

%% create MD5 hash of tex file and insert it in PDF
%% \bash
%% md5sum asd_cert.tex | cut -d " " -f 1
%% \END

%\TileWallPaper{4cm}{2cm}{aakash-logo.png}
\TileWallPaper{28cm}{30cm}{cer_bg_2.png}

\centering
\scalebox{3.1}{\color{green!30!black!60}
\begin{minipage}{.33\textwidth}
\font\border=umrandb
\generalframe
{\border \char113} % up left
{\border \char109} % up
{\border \char112} % up right
{\border \char108} % left 
{\border \char110} % right
{\border \char114} % lower left
{\border \char111} % bottom
{\border \char115} % lower right
{

\begin{centering}
%% logo - top
%%\vspace{2.0mm}
%%\vspace{.5mm}
%\textcolor{red!10!black!90}
%{\tiny Drupal Camp Mumbai 2015}\\
\textcolor{red!30!black!90}
{\textsc{Certificate of Internship}}\\
\end{centering}
\vspace{0.3cm}
%%\medskip
{\tiny \color{black!90} This is to certify that  {\color{blue!40!black}{$name,}} {\color{blue!40!black}$student_edu_detail} from {\color{blue!40!black}$student_institute_detail,} has undertaken and successfully completed his project work entitled: {\color{blue!40!black}$paper}  under the supervision of {\color{blue!40!black}$superviser_name_detail,} during {\color{blue!40!black}$internship_project_duration}. 
 }
 
\vspace{0.6cm}
{\color{blue!40!black}
\hspace{122pt}
\scalebox{0.6}{
  \begin{tabular}{c c c}
    \hspace{122pt}&\small{\includegraphics[height=0.6cm]{kannan-moudgalya-sign.png}} 
    &\\ 
    \hspace{122pt}&\small{~~~~~~~~Prof. Kannan Moudgalya~~~~~~~~} 
    &\\
    \hspace{122pt}&\small{Project In-charge} &\\ 
  \end{tabular}
}
}
\\
\vspace{1.9mm}
\begin{centering}

\includegraphics[height=0.6cm]{fossee_logo.png}\hspace{22pt}
\includegraphics[height=0.7cm]{iitb-logo.png}\hspace{22pt}
\begin{pspicture}(0.1cm,0.1cm)  \psbarcode{$qr_code}{eclevel=L width=0.25 height=0.25}{qrcode}\end{pspicture}\\
\vspace{0mm}
\hspace{100pt}\tiny{\texttt{$serial_key}}\\
\includegraphics[height=0.095cm]{text.png}
\end{centering}
}

\end{minipage}
}
\end{document}