Tadeusz Sośnierz

Software Developer, teacher

Born: 7th of December 1990

Lives in: Warsaw, Poland

Studied: Computer Science at Warsaw University of Technology (B.Sc. in 2014)

Knows:

• Perl programming – very well

  • Contributed to Perl 6 core, maintained core modules
  • Used professionally since 2012

• Python programming – very well

  • Used professionally in 2014-2015
  • Taught classes at every level since 2015

• Linux administration – well

  • Using daily on desktop since 2007
  • Maintains own servers, manages clients' servers
  • Can use Ansible, Docker, Systemd effectively

• Angular (2+) – decently

  • Major contributor to Runbox 7 Webmail since 2018
  • Familiar with Angular Material, unit tests, e2e tests

• Rust - decently

  • Built a desktop application analyzing large (100GB+) geospatial data, targeting Windows desktop
  • Utilized gtk.rs, crossbeam and others

• Go - decently

  • Used professionally in The Hut Group (2020) and Opera Software ASA (2014, minor)

Professional experience:

• Runbox Solutions AS (contractor, since 2016)

  • Working on Runbox Mail Manager using mod_perl, Catalyst, Moose, DBIx::Class (Perl)
  • Working on Runbox 7 (open source) using Angular
  • Maintaining internal infrastructure, including Logstash (ELK stack), Gitlab-CI, Docker

• Sidnet Solutions (contractor, since 2016)

  • Creating and maintaining several internal projects
  • Technologies include Dancer, DBIx::Class, Moose, Dist::Zilla, Carton (Perl), Docker, Gitlab-CI and others
  • Worked with The Hut group (2020) building microservices for a cloud management project in Go

• OSEC – Open Source Education Center (contractor, since 2015)

  • Teaching Python and other topics for major Polish companies

• Opera Software ASA (2012-2015)

  • Worked as a Web Developer on MyOpera, Opera Sync and several internal projects
  • Used Perl (Moose, Catalyst), Python (Flask), some C++ and Go

• Google, The Perl Foundation (2011)

  • Participated in Google Summer of Code writing Pod parser for Rakudo

• Kontekst HR International Group (2009)

  • Did a website security audit following the discovery of major security vulnerabilities