\documentclass[12pt,a4paper]{article}
\usepackage[a4paper]{geometry}
\usepackage[english]{babel}
\hyphenation{Some-long-word}
\usepackage{resume}

\begin{document}
\sloppy

\maintitle{Veit Heller}{}{Last updated on \today}

\nobreakvspace{1em}

\noindent\href{https://veitheller.de}{veitheller.de}\hspace{1.5em}
\href{mailto:veit@veitheller.de}{veit@veitheller.de}\hspace{1.5em}
\href{https://github.com/hellerve}{GitHub: hellerve}\hspace{1.5em}
\href{https://veitheller.de/static/resume_long.pdf}{Long Résumé}

\spacedhrule{1em}{1em}

\roottitle{Work Experience}

\headedsection
  {}
  {\textsc{Berlin, Germany}} {%
  \headedsubsection
    {Technologist at Large}
    {January 2020 -- present}
    {\bodytext{I help companies figure out what they need and how they can build it.
               I also help some old friends from my time at Port Zero, through Port
               Zero, though independently.

               \vspace{0.3em}
               Find out more on \href{https://veitheller.de}{my website}.}}
}

\headedsection
  {\href{http://www.port-zero.com}{Port Zero}}
  {\textsc{Berlin, Germany}} {%
  \headedsubsection
    {CTO}
    {July 2018 -- January 2020}
    {\bodytext{\begin{itemize}
               \item Wrote a portfolio management system in Pharo Smalltalk for
                     a Global 500 company that helps guide annual budgeting.
               \item Helped an ISP to automate their network provisioning
                     process using Python, Django, and Ansible.
               \item Gave threat-modeling and development security workshops
                     and wrote exploratory whitepapers for clients about their
                     problem domains.
               \item Helped in hiring and onboarding engineers.
               \item Took responsibility for team and infrastructure.
               \item Managed client projects.
               \end{itemize}}}
}

\headedsection
  {\href{http://www.port-zero.com}{Port Zero}}
  {\textsc{Berlin, Germany}} {%
  \headedsubsection
    {Senior Software Engineer}
    {June 2016 -- June 2018}
    {\bodytext{\begin{itemize}
               \item Wrote an API for BIRD that is currently being
               used by a variety of Internet Service Providers.
               \item Audited software systems for faults and helped
               find security holes. 
               \item Worked with Python and NumPy to speed core
               sections of a client’s code base used for calculating
               resource availabilities up by a factor of 5-7.
               \end{itemize}}}
}

\headedsection
  {\href{https://brig.ht/}{Bright}}
  {\textsc{Berlin, Germany}} {%
  \headedsubsection
    {Lead Software Developer}
    {July 2015 -- June 2016}
    {\bodytext{Developed the backend of Bright’s products.
               Took care of code reviews across projects on Github and kept
               track of the code climate and was responsible for deployment
               on cloud providers.}}
}

\headedsection
  {Freelancer}
  {\textsc{Berlin, Germany}} {%
  \headedsubsection
    {Software Development \& Consultancy}
    {February 2015 -- June 2016}
    {\bodytext{\begin{itemize}
               \item Maintained and extended SPA websites.
               \item Helped mitigate a DoS attack on a client’s infrastructure
                     while it happened. Moved integral and parts of
                     the system into the AWS cloud for better load balancing and
                     uptime while the system was running.
               \end{itemize}}}
}

\headedsection
  {\href{https://inka.htw-berlin.de/}{HTW INKA}}
  {\textsc{Berlin, Germany}} {%
  \headedsubsection
    {Research Assistant (\href{https://inka.htw-berlin.de/inka/projekte/signal}{SIGNAL} \& \href{https://inka.htw-berlin.de/inka/projekte/fki}{FKI})}
    {February 2014 -- July 2015}
    {\bodytext{}}
}

\roottitle{Education}

\headedsection
  {\href{https://www.recurse.com}{Recurse Center}}
  {\textsc{New York City, NY}} {%
  \headedsubsection
    {Recurser (Sabbatical)}
    {May 2017 -- August 2017}
    {\bodytext{}}
}

\headedsection
  {\href{https://www.htw-berlin.de}{HTW Berlin}}
  {\textsc{Berlin, Germany}} {%
  \headedsubsection
    {BSc in Applied Computer Science}
    {2012 -- 2016}
    {\bodytext{}}
}

\end{document}