Stats:

  • gave 156 talks
  • in 16 countries ( )
  • in 34 cities

Here you can find a list of the public presentations that I will give (the closest one to the top)

# Date Name Status City Country Talk title Notes
1 2025.06.11 Devoxx Poland Submitted Kraków Poland

Case Study: How AI Accelerated Application Modernization

Here you can find a list of the public presentations that I've given (the most recent one to the top)

# Date Name City Country Talk title Resources
1 2025.05.23 O'Reilly Live Events Online Poland

Java Microservices with Spring in 2 Week

2 2024.12.10 Yavaconf! Online Poland

Is your JVM app flying blind? Unmask hidden issues with Observability superpowers!

3 2024.11.20 O'Reilly Live Events Online Poland

Java Microservices with Spring in 2 Week

4 2024.11.13 O'Reilly Live Events Online Poland

Java Microservices with Spring in 2 Weeks

5 2024.08.09 O'Reilly Live Events Online Poland

Java Microservices with Spring in 2 Week

6 2024.08.02 O'Reilly Live Events Online Poland

Java Microservices with Spring in 2 Weeks

7 2024.06.19 Devoxx Poland Cracow Poland

Is your JVM app flying blind? Unmask hidden issues with Observability superpowers!

8 2024.06.04 JNation Coimbra Portugal

Is your JVM app flying blind? Unmask hidden issues with Observability superpowers!

9 2024.05.22 JUG Lodz Lodz Poland

Is your JVM app flying blind? Unmask hidden issues with Observability superpowers!

10 2024.05.16 O'Reilly Live Events Online Poland

Java Microservices with Spring in 2 Weeks

11 2024.05.14 Geecon Cracow Poland

Is your JVM app flying blind? Unmask hidden issues with Observability superpowers!

12 2024.04.24 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 Weeks

13 2024.04.17 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 Weeks

14 2024.04.10 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 Weeks

15 2023.11.29 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 weeks

16 2023.11.22 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 weeks

17 2023.11.16 O'Reilly Live Events Online Poland

Testing Java Applications in 3 weeks

18 2023.11.15 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 weeks

19 2023.11.09 O'Reilly Live Events Online Poland

Testing Java Applications in 3 weeks

20 2023.11.02 O'Reilly Live Events Online Poland

Testing Java Applications in 3 weeks

21 2023.08.30 O'Reilly Live Events Online Poland

Testing Java Applications in 3 weeks

22 2023.08.23 O'Reilly Live Events Online Poland

Testing Java Applications in 3 weeks

23 2023.08.16 O'Reilly Live Events Online Poland

Testing Java Applications in 3 weeks

24 2023.06.06 JNation Coimbra Portugal

To Production and Beyond: Observability for Modern Spring Applications

25 2023.05.31 Devoxx PL Cracow Poland

Observability of Your Application

26 2023.05.24 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 Weeks

27 2023.05.18 Spring.IO Barcelona Barcelona Spain

Observability of Your Application

28 2023.05.17 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 Weeks

29 2023.05.10 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 Weeks

30 2023.02.16 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 Weeks

31 2023.02.09 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 Weeks

32 2023.02.02 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 Weeks

33 2023.01.25 SpringOne Online Poland

Observability of Your Application

34 2022.10.17 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 Weeks

35 2022.10.10 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 Weeks

36 2022.10.03 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 Weeks

37 2022.09.28 Ya!vaConf Warsaw Poland

Tracing Issues in Your Application

38 2022.07.19 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 Weeks

39 2022.07.12 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 Weeks

40 2022.07.05 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 Weeks

41 2022.06.22 Devoxx Poland Cracow Poland

Tracing Issues in Your Application

42 2022.03.31 Spring & the Pivotal OSS Community Online Poland

Let’s talk Micrometer, Sleuth, and Tanzu Observability

43 2022.03.14 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 Weeks

44 2022.03.07 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 Weeks

45 2022.02.28 O'Reilly Live Events Online Poland

Java Microservices with Spring in 3 Weeks

46 2022.02.15 SmartTesting Online Poland

Testowanie oparte na Własnościach (Property-based Testing)

47 2021.12.10 O’Reilly Live Lessons Online Poland

Java Microservices with Spring in 3 Weeks

48 2021.10.20 OpenSlava 2021 Online Poland

Tracing Issues in Your Application

49 2021.10.15 O’Reilly Live Lessons Online Poland

Microservices with Spring Cloud

50 2021.09.23 Javeloper 2021 Online Poland

Śledzenie Problemów w Twojej Aplikacji

51 2021.09.14 Tanzu Tuesdays Online Poland

New trends in software development with Spring Boot and Spring Cloud

52 2021.09.02 SpringOne Online Poland

Tracing Issues in Your Application

53 2021.07.15 CoffeJUG Online Poland

Tracing Issues in Your Application

54 2021.06.30 Talk4devs Online Poland

Tracing Issues in Your Application

55 2021.06.25 jLove conference for Java Developers Online Poland

New trends in software development with Spring Boot and Spring Cloud

56 2021.06.23 Booternetes II - The YAML Strikes Back Online Poland

Booternetes II - The YAML Strikes Back keynote

57 2021.05.27 PJUG Online Poland

Śledzenie Problemów w Twojej Aplikacji

58 2021.05.25 4developers.pl Online Poland

Tracing Issues in Your Application

59 2021.05.20 Technology Radar - Developer's World Online Poland

Czy warto pisać testy?

60 2021.04.20 Tanzu Tuesdays Online Poland

Tracing Issues in Your Application

61 2021.04.15 CLICK Online Poland

Śledzenie Problemów w Twojej Aplikacji

62 2021.03.11 QA Winter Fest Online Poland

Tracing Issues in Your Application

63 2021.02.23 Warsaw JUG Online Poland

Tracing Issues in Your Application

64 2020.10.21 SmartTesting Conf Online Poland

3 sytuacje, w których testy kontraktowe ułatwią Ci życie

65 2019.12.17 Javafaktura Lodz Poland

S02 E06: Kontrakty i testy - nie tylko dla osób na samozatrudnieniu

66 2019.10.08 Spring One Platform Austin USA

How To Live In A Post-Spring-Cloud Netflix World?

67 2019.07.14 JCrete Kolymbari Greece

Parallel tests and deployment pipelines

68 2019.06.24 Devoxx Poland Cracow Poland

Testing your messaging application

69 2019.05.25 Voxxed Days Minsk Minsk Belarus

Testing Your Messaging Application

70 2019.05.24 Voxxed Days Minsk Minsk Belarus

Contract Tests in the Enterprise

71 2019.05.17 Spring IO Barcelona Spain

Connect your car with Spring Tools

72 2019.05.17 Spring IO Barcelona Spain

How to live in a post Spring-Cloud-Netflix world?

73 2019.05.09 Jax Mainz Germany

Consumer Driven Contracts like TDD to the API

74 2019.04.12 Developers Conference 2019 - Mauritius Moka Mauritius

Contract Tests in the Enterprise

75 2019.03.28 Soirée Spring Cloud Contracts avec Marcin Grzejszczak et Olga Maciaszek-Sharma Paris France

Consumer Driven Contracts like TDD to the API

76 2019.03.21 Spring One Tour Amsterdam Netherlands

Consumer Driven Contracts like TDD to the API

77 2019.03.14 Segfault Gdańsk Gdańsk Poland

How to live in a post Spring-Cloud-Netflix world?

78 2019.02.21 IT Akademia JLabs Warsaw Poland

Consumer Driven Contracts jako TDD na poziomie API

79 2018.12.08 J-Santa Lublin Poland

Consumer Driven Contracts like TDD to the API

80 2018.12.08 J-Santa Lublin Poland

Tracing Applications with Zipkin

81 2018.10.15 Agile & Automation Days Cracow Poland

Building Resilient Microservices

82 2018.09.26 Spring One Platform 2018 Washington USA

How Sleuth Bravely Cracked the Case of "Too Much to Code"

83 2018.09.26 Spring One Platform 2018 Washington USA

Zero to Multi-Cloud

84 2018.09.25 Spring One Platform 2018 Washington USA

Testing your Messaging Application

85 2018.09.14 Bitconf Bydgoszcz Poland

Consumer Driven Contracts and Your Microservice Architecture

86 2018.09.05 Wieczorek ze Springiem Lodz Poland

Consumer Driven Contracts like TDD to the API

87 2018.09.05 Wieczorek ze Springiem Lodz Poland

Testing your Message-Driven Application

88 2018.06.30 Confitura Warsaw Poland

Testing your Message-Driven Application

89 2018.06.29 Code’n’Quality Warsaw Poland

Contract Tests in the Enterprise

90 2018.06.20 Devoxx Poland Cracow Poland

Contract Tests in the Enterprise

91 2018.05.24 Spring IO Barcelona Spain

Continuous Deployment of your Application

92 2018.05.22 Infoshare Gdansk Poland

Contract Tests in the Enterprise

93 2018.05.18 Segfault Lodz Poland

Contract Tests in the Enterprise

94 2018.05.09 Geecon 2018 Cracow Poland

Continuous Deployment of your Application

95 2018.05.01 Securing,Testing & Deploying Microservices Using Spring Cloud Toronto Canada

Continuous Deployment of Your Application?

96 2018.05.01 Securing,Testing & Deploying Microservices Using Spring Cloud Toronto Canada

Why Contract Tests Matter?

97 2018.05.01 Toronto Pivotal User Group Toronto Canada

Contract Tests in the Enterprise

98 2018.04.18 Java With The Best Warsaw Poland

Why Contract Tests Matter?

99 2018.04.09 4Developers Warsaw Poland

Testing Your Message-Driven Application

100 2018.03.28 It talk & Lublin Java User Group Lublin Poland

Why Contract Tests Matter?

101 2018.03.15 BialQA #12 Białystok Poland

Continuous Deployment of Your Application

102 2018.03.15 BialQA #12 Białystok Poland

Contract Tests in the Enterprise

103 2017.12.07 Spring One Platform 2017 San Francisco USA

Consumer Driven Contracts and Your Microservice Architecture

104 2017.12.07 Spring One Platform 2017 San Francisco USA

Distributed Tracing Latency Analysis for Your Microservices Using Spring Cloud & Zipkin

105 2017.12.06 Spring One Platform 2017 San Francisco USA

Continuous Deployment to the Cloud

106 2017.11.09 DevOps-TestBustersNi­ght Vienna Austria

Continuous Deployment of your Application

107 2017.11.09 DevOps-TestBustersNi­ght Vienna Austria

Continuous Deployment of your Application

108 2017.10.27 jSession 5 Białystok Poland

Continuous Deployment of your Application

109 2017.10.10 Agile & Automation Days 2017 Cracow Poland

Consumer Driven Contracts and Your Microservice Architecture

110 2017.10.05 JUGtoberfest Lodz Poland

Continuous Deployment of your Application

111 2017.07.01 Confitura 2017 Warsaw Poland

Tracing Microservices with Zipkin

112 2017.06.23 Devoxx Poland Cracow Poland

Consumer Driven Contracts and Your Microservice Architecture

113 2017.06.21 Devoxx Poland Cracow Poland

Continuous Deployment to the Cloud

114 2017.06.12 Allegro Tech Talks Poznan #5 Poznan Poland

Consumer Driven Contracts and Your Microservice Architecture

115 2017.05.30 Pivotal Webinar Warsaw Poland

Continuous Deployment to the Cloud

116 2017.05.25 Pivotal Toronto User Group Toronto Canada

Hands on Consumer Driven Contracts Workshop with Spring Cloud Contract

117 2017.05.25 Toronto JUG Toronto Canada

Tracing Microservices with Zipkin with Marcin Grzejszczak

118 2017.05.23 Chicago JUG Chicago USA

Consumer-Driven Contracts and Your Microservice Architecture

119 2017.05.18 Geecon 2017 Cracow Poland

Consumer-Driven Contracts to enable API evolution

120 2017.04.24 Warsaw Cloud Native Meetup Warsaw Poland

Continuous Deployment to the Cloud

121 2017.03.15 Szczecin JUG Szczecin Poland

Microservices tracing with Spring Cloud Sleuth and Zipkin

122 2017.01.25 Zielona Gora JUG Zielona Gora Poland

Microservices tracing with Spring Cloud Sleuth and Zipkin

123 2016.12.15 Bydgoszcz JUG #3 Bydgoszcz Poland

TDD at the Architecture Level with Consumer-Driven Contracts

124 2016.12.02 Power Workshop @DevTernity 2016 Riga Latvia

Building Cloud Native microservices with Spring Cloud & Netflix OSS

125 2016.12.01 DevTernity 2016 Riga Latvia

TDD at the Architecture Level with Consumer-Driven Contracts

126 2016.11.15 WJUG #189 Warsaw Poland

Consumer Driven Contracts and Your Microservice Architecture

127 2016.10.06 JUGtoberfest Lodz Poland

Consumer Driven Contracts and Your Microservice Architecture

128 2016.09.04 SpringOne Platform Las Vegas USA

Implementing Microservices Tracing with Spring Cloud and Zipkin

129 2016.09.04 SpringOne Platform Las Vegas USA

Consumer Driven Contracts and Your Microservice Architecture

130 2016.06.22 Devoxx Poland 2016 Cracow Poland

Microservices Tracing with Spring Cloud and Zipkin

131 2016.05.24 WJUG #182 Warsaw Poland

Microservices Tracing with Spring Cloud and Zipkin

132 2016.05.21 CybercomDev 2016 Lodz Poland

Microservices Tracing with Spring Cloud and Zipkin

133 2016.05.11 GeeCon 2016 Cracow Poland

Microservices tracing with Spring Cloud and Zipkin

134 2016.04.08 Greach 2016 Madrid Spain

Spring Cloud's Groovy

135 2016.03.19 GR8 Day Warsaw Warsaw Poland

Spring Cloud's Groovy

136 2015.12.01 DevTernity 2015 Riga Latvia

Microservices - enough with theory, let's code some

137 2015.11.09 muCon 2015 London England

Microservices - enough with theory, let's code some

138 2015.10.22 Geecon Prague Prague Czech Republic

Microservices - enough with theory, let's code some

139 2015.09.18 Voxxed Days Vilinus Lithuania

Microservices - enough with theory, let's code some

140 2015.09.17 Kaunas JUG #20 Kaunas Lithuania

Microservices at ...

141 2015.09.11 Geecon Microservices Sopot Poland

Microservices - enough with theory, let's code some

142 2015.09.08 WJUG #165 Warsaw Poland

Microservices - enough with theory, let's code some

143 2015.08.28 Codepot Warsaw Poland

Microservices - enough with theory, let's code some

144 2015.07.04 Confitura 2015 Warsaw Poland

Stick to the rules! Consumer Driven Contracts

145 2015.06.22 Devoxx Poland Cracow Poland

Microservices - enough with theory, let's code some

146 2015.06.08 Prague JUG Prague Czech Republic

Microservices at ...

147 2015.05.21 Lodz JUG Hackathon Lodz Poland

Microhackathon

148 2015.05.18 Atmosphere Cracow Poland

Do you think you're doing microservices?

149 2015.05.13 Geecon 2015 Cracow Poland

Stick to the rules! Consumer Driven Contracts

150 2015.04.20 4Developers Warsaw Poland

Stick to the rules - Consumer Driven Contracts

151 2015.01.30 TDD Geecon Poznan Poland

Stick to the rules - Consumer Driven Contracts

152 2014.12.04 Lodz JUG Lodz Poland

Microservices

153 2014.08.26 Warsjawa Warsaw Poland

Microservices

154 2014.08.08 Microservice Hackathon Warsaw Poland

Microservices Hackathon

155 2014.02.20 Warsaw Groovy User Group Warsaw Poland

AST transformations

156 2014.02.12 Jinkubator (Groovy) Warsaw Poland

Groovy

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