I gave or will give talks/workshops at below conferences

Talk / WorkshopConference logoYearConference nameCountry / City
Pyramid of Refactoring
Refactoring into Chain of Responsibility
2019Java2DaysBulgaria, Sofia
Pyramid of Refactoring
2019CodeteconPoland, Krakow
Does your process improve performance
20194 DevelopersPoland, Wrocław
Pyramid of Refactoring
2019Geecon PraguePrague, Czech Republic
Pyramid of Refactoring2019DevCrowdPoland, Szczecin
Poker Hands - Refactoring into Chain of Responsibility Read the summary in English2019JBCNConfSpain, Barcelona (English)
Pyramid of Refactoring Watch online in Polish2019Boiling FrogsPoland, Wrocław
Refactoring in Business World Watch online in Polish2018ConfituraPoland, Warszawa
Refactoring Out of God Object Antipattern Read summary in English2018JBCNConfSpain, Barcelona (English)
Refactoring in Business World Watch online in Polish2018Boiling FrogsPoland, Wrocław
Refactoring in Business World Watch online in English2017JDDPoland, Kraków (English)
Tests Refactoring Read summary in English2017JBCNConfSpain, Barcelona (English)
Inheritance or Delegation Read summary in English2016JBCNConfSpain, Barcelona (English)
Effective Refactoring Watch online in English2014JDDPoland, Kraków (English)
Effective Refactoring Watch online in Polish2014ConfituraPoland, Warszawa
Effective Refactoring Read summary in English201433rd Degree (currently Devoxx.pl)Poland, Kraków
Above you can find all the conferences I spoke (or will speak) at, providing talks or workshops related with subject of refactoring or strongly associated with this subject.