My CV in LaTex-file online compiler overleaf.com

cv.tex

%-------------------------
% Resume in Latex
% Author : Jake Gutierrez
% Based off of: https://github.com/sb2nov/resume
% License : MIT
%------------------------

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% Custom commands
\newcommand{\resumeItem}[1]{
  \item\small{
    {#1 \vspace{-2pt}}
  }
}

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\renewcommand\labelitemii{$\vcenter{\hbox{\tiny$\bullet$}}$}

\newcommand{\resumeSubHeadingListStart}{\begin{itemize}[leftmargin=0.15in, label={}]}
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\newcommand{\resumeItemListStart}{\begin{itemize}}
\newcommand{\resumeItemListEnd}{\end{itemize}\vspace{-5pt}}

%-------------------------------------------
%%%%%%  RESUME STARTS HERE  %%%%%%%%%%%%%%%%%%%%%%%%%%%%


\begin{document}

\begin{center}
    \textbf{\Huge \scshape Saimon Shaplygin} \\ \vspace{1pt}
    \href{tel:+79175108379}{\small +7-917-510-83-79} $|$ \href{mailto:[email protected]}{\underline{[email protected]}} $|$ 
    \href{https://linkedin.com/in/saimon-shaplygin}{\underline{linkedin.com/in/saimon-shaplygin}} $|$
    \href{https://github.com/sshaplygin}{\underline{github.com/sshaplygin}}
\end{center}

%-----------PROGRAMMING SKILLS-----------
\section{Technical Skills}
 \begin{itemize}[leftmargin=0.15in, label={}]
    \small{
        \item{
            \textbf{Languages}{: Golang, Python, JavaScript, C/C++, SQL} \\
            \textbf{Technology}{: PostgreSQL, MSSQL, ClickHouse, REST, gRPC, QUIC, WebSockets, Apache Kafka, Amazon S3, K8S } \\
        }
    }
 \end{itemize}

%-----------EXPERIENCE-----------
\section{Experience}
  \resumeSubHeadingListStart

    \resumeSubheading
        {Golang Mentor}{Oct. 2021 - Present}
        {Online education company | OTUS Online education Ltd}{Moscow, Russia}
        \resumeItemListStart
          \resumeItem {Checking home and test student's tasks on course Golang Developer Professional}
        \resumeItemListEnd
        
    \resumeSubheading
        {Senior Software Engineer}{Apr. 2021 - Present}
        {Top one growth delivery food service at Russia | SberMarket Ltd}{Moscow, Russia}
        \resumeItemListStart
          \resumeItem {Redesigning instruments for marketing as banners and sampling services}
          \resumeItem {Developing backend and frontend side for brands' ADs platform}
        \resumeItemListEnd
     
    \resumeSubheading
        {Software Engineer}{Jan. 2020 - Apr. 2021}
        {The second marketplace in the CIS | Ozon Ltd}{Moscow, Russia}
        \resumeItemListStart
            \resumeItem {Created single sign-on authorization for B2C and B2B clients}
            \resumeItem {Developed authentification and authorization from SmartLock for Android-devices}
            \resumeItem {Designed service for notification about user's data changes}
            \resumeItem {Analyzed fraud operations and implemented anti-fraud rules against bruteforce TOTP}
            \resumeItem {Patched inner system's libraries for gRPC and SQL mapping}
        \resumeItemListEnd

    \resumeSubheading
        {Software Engineer} {Dec. 2018 - Jan. 2020}
        {The biggest bank of East Europe | PJSC SberBank}{Moscow, Russia}
        \resumeItemListStart
            \resumeItem {Developed backend gateway that protected mission critical system of access personal user accounts}
            \resumeItem {Designed and developed API for configuration settings}
            \resumeItem {Implemented load-balancing for backend service-facade}
            \resumeItem {Designed and implement architecture for system of intelligent routing and processing inner user’s requests(SIRP)}
            \resumeItem {Developed authorization service for SIRP}
        \resumeItemListEnd
        
    \resumeSubheading
        {Software Engineer}{Apr. 2018 - Dec. 2018}
        {Russian's company for online ticket travel sales | Biletix Ltd} {Moscow, Russia}
        \resumeItemListStart
            \resumeItem{Developed backend for booking engine for railway by CIS (Russia, Belarus, Kazakhstan)}
            \resumeItem{Integrated booking engine with service provided insurance service}
            \resumeItem{Optimized backend speed booking ticket pipeline up to 35\%}
            \resumeItem{Improved query route search by twice}
        \resumeItemListEnd

  \resumeSubHeadingListEnd


%-----------PROJECTS-----------
\section{Honors \& Awards}
    \resumeSubHeadingListStart
        \resumeProjectHeading
            {\textbf{Maintenance go-socket.io} $|$ \emph{Golang, WebSockets, Long polling}}{Dec. 2019 - Present}
            \resumeItemListStart
                \resumeItem{Fixed bugs, refactoring, added documentations for open source library go-socket.io}
            \resumeItemListEnd
        \resumeProjectHeading
            {\textbf{Night Python by AlphaBank} $|$ \emph{Python3, NumPy, Sklearn}}{Nov. 2017}
            \resumeItemListStart
                \resumeItem{Finalist at competition to analyze and  prediction price by time series }
            \resumeItemListEnd
    \resumeSubHeadingListEnd

%-----------EDUCATION-----------
\section{Education}
  \resumeSubHeadingListStart
    \resumeSubheading
      {National Research University of Moscow Power Engineering Institute}{Moscow, Russia}
      {M.S in Management Information Systems}{Sep. 2017 -- Jul. 2019}
    \resumeSubheading
      {National Research University of Moscow Power Engineering Institute}{Moscow, Russia}
      {B.S. in Management Information Systems}{Sep. 2013 -- Jul. 2017}
  \resumeSubHeadingListEnd

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\end{document}