Join the JCongress conference

Take part in the second edition one of the largest conferences centered around Java technologies in Warsaw. You must be there!

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ORGANISER

technology partner

JCongress 2025 is one of the largest conferences about Java in Warsaw.

The first edition launches on May 8, 2025, at ul. Emilii Plater 53 (on the 23rd floor) in the center of Warsaw. It is aimed at IT professionals who want to find their way around the world of the latest technologies, tools, and businesses.

The event brings together architects, consultants, programmers, AI specialists, data specialists, security specialists, and representatives of large companies.

Expect the highest level of presentation and influential speakers from the Polish IT industry. Meet recognized and innovative IT companies that will present themselves at their stands. Connect with companies through the IT Job Fair and IT Services Fair that will take place during the conference.

TOPICS

Check the main themes and find your reason to visit our conference.​

Java

Cloud

Software architecture

AI

Developer

DDD

Softskill

Kafka

Why it’s worth it

Job Fairs

One-of-a-kind Job Fairs with offers for different types/classes of specialists of Java technologies.

Big event

It’s one of the largest conferences dedicated to Java in Warsaw. Attend 5 technical presentations about Java technology.

Fresh opportunities

Meet a new company in Poland that is a leading Java employer.

Amazing speakers

The best speakers of the Polish IT scene. Learn their methods for success in IT!

TOPICS

There is no shortage of great speakers at our event!

Name

Java Expert

Name

Java Expert

Name

Java Expert
TOPICS

There is no shortage of great speakers at our event!

Sławomir Sobótka

Technology Expert, Bottega IT Minds

Jacek Milewski

Java Expert

Krzysztof Strug

Senior DevOps, Payback Group

Jakub Pilimon

Field CTO, DevSkiller

Kamil Banach

Java Expert

Grzegorz Piwowarek

Java Expert

Sebastian Gos

Development Manager, BEC
DAILY PLAN

AGENDA FOR THE EVENT

10:30

Facebook Youtube

Opening of the conference

11:00

Facebook Youtube

Technical presentation

Soon.

Name

Java Expert

11:15

Facebook Youtube

Technical presentation

Soon.

Name

Java Expert

12:00

Break and networking

12:10

Facebook Youtube

Technical presentation

Soon.

Name

Java Expert

12:50

Break and networking

13:00

Facebook Youtube

Technical presentation

Soon.

Name

Payback Group

13:40

Lunch time

14:20

Facebook Youtube

Technical presentation

Soon.

Name

Java Expert

15:00

Break and networking

15:10

Facebook Youtube

Technical presentation

Soon.
 

Name

Java Expert

16:00

End of the conference

Our conference

Knowledge and inspiration

JCongress 2025 is an excellent place to gain new insights and learn new skills. You’ll have the chance to listen to presentations by outstanding experts in Java technologies, who will share their experiences and best practices. This is a great opportunity to discover new techniques, tools, and approaches related to Java technologies that can help you in your programming skills development.

#java #software #event

Network of contacts

Our onsite conferences creates a perfect opportunity to establish new professional contacts. You’ll be able to meet other Java technology enthusiasts, programmers, specialists, and company representatives who share your interests and passion for this programming language. You can exchange experiences, ask questions, and even find potential collaboration opportunities, and even work.

#networking

Meet us there

The conference will take place on the 23rd floor of the Warsaw Financial Center building at ul. Emilii Plater 53 in the center of Warsaw.

Check the location

Who is BEC?

BEC (https://www.bec.dk/poland/) is a financial technology company creating IT solutions for a strong group of Danish banks. For the last 60 years, they’ve enabled their customers to invest online, take out loans, and transfer money. In other words, they do everything it takes to run a bank.

diamond sponsor

platinum sponsors

ORGANISER

technology partner

join the sponsors

Why is it worth becoming the sponsor of JCongress 2025?

  • We’re the one of the largest conferences about Java in Warsaw.
  • We reach the most experienced specialists from all over Poland.
  • We believe in the high substantive value.
  • A chance to present job offers to the conference participants.
  • An opportunity to share the knowledge and build a substantive company image.

book your ticket

What’s in it for you?

  • Free ticket to the conference.
  • Access to unique conference content.
  • Possibility to watch substantive presentations.
  • Chance to ask questions to speakers after their speeches.
  • Opportunity to learn about new companies and new career development opportunities.
  • Integration with participants from all over Poland.
  • Access to the Java Job Fair.
  • Free catering and drinks.

Join the idea

We support a charity

We encourage all participants of the JCongress 2025 conference to support the Lubelskie Hospicjum dla Dzieci im. Małego Księcia. Hospice helps terminally ill children.
You can donate 1.5% of your tax to the organization or pay any amount to their treasury.
More information can be found on the official website: https://hospicjum.lublin.pl/

strona-www

Media partners

Here are the media brands that are already with us! If you want to join, please contact us.

Contact us

community partners

In a nutshell:

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contact us:

hello@jcongress.pl

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Copyright JCongress © 2025 All Rights Reserved

Sławomir Sobótka

Bottega IT Minds

Od 15 lat jestem właścicielem firmy szkoleniowo doradczej Bottega IT Minds zrzeszającej 70 ekspertów technicznych.
Równolegle współpracuję jako inwestor i CTO z kilkoma startupami:
– Cortivision – obrazowanie pracy mózgu w bliskiej podczerwieni i badanie układu nerwowego w stanie nieważkości na międzynarodowej stacji kosmicznej
– Augmented Neural Systems – sceny VR wspomagające system hormonalno-odpornościowy w walce z rakiem
– Augmented Reality Training Systems – rzeczywistość dopełniona w treningach strzeleckich
– Devskiller – automatyzacja rekrutacji i zarządzanie kompetencjami w organizacjach IT

W ciągu 21 lat pracy w branży IT pełniłem role programisty,
architekta, lidera zespołu, mentora i trenera. W codziennej pracy integruję: Domain Driven Design, wzorce, style architektoniczne, zwinne procesy wytwórcze i zdrowy rozsądek. Stosuję nadrzędną zasadę: rozpoznać klasę problemu z jaką mamy do czynienia i dobrać do niej odpowiednią klasę narzędzia. Hobbystycznie interesuję się psychologią pozytywną i kognitywistyką.

 

Jacek Milewski

Java Expert

I create software with care for clean code, tests and architecture. I have a pragmatic architecture approach and design it to fit business needs. I trust in use automation and observability. Doing the User friendly and performant things satisfies me the most. My goal is to be in an environment that drives my personal development. Advocating that the only way to deliver software product fast, is to build it in a high quality.

 

Krzysztof Strug

Senior DevOPS, Loyalty Partner Polska

Krzysztof is a seasoned IT professional with over 20 years of experience in the industry. His career began as a System Engineer, where he honed his technical skills before transitioning into Project Management roles. Currently, he serves as a Senior DevOps Engineer at Payback Polska, where he is a key member of the team responsible for developing the AWS infrastructure Blueprint.
Throughout his career, Krzysztof has amassed extensive experience in Enterprise Document and Content Management platforms, as well as CRM platforms. He has contributed to numerous projects across various sectors, including Banking, Telecommunications, and FMCG, showcasing his versatility and expertise.
On a personal note, Krzysztof is a proud father of two daughters. He is also a passionate ham radio operator, known by the call sign SP9RPS, and enjoys hiking in his free time. Additionally, he has a deep love for music, playing various instruments, and takes great pleasure in overengineering his smart home.

 

Jakub Pilimon

Field CTO at DevSkiller

Jakub is Field CTO at DevSkiller, blogger, passionate programmer and trainer. He loves to tackle complex enterprises with Domain Driven Design, Test Driven Development and Spring. Being a microservice freak, architecture is his main area of interest too. When he does not program he rides motorbike, skis or grows his beard. Also, here is his DZone MVB awarded blog: pillopl.github.io

 

Kamil Banach

Java Expert

Software engineer and team leader with nearly a decade of experience in developing and maintaining web applications, with a particular focus on applications written in the Java ecosystem. Neither afraid of working on code, even on code that is already “legacy”, nor designing a CI/CD process for an application. Fan of clean, simple code that solves business problems in the simplest (and readable) way. 
 

 

Grzegorz Piwowarek

Java Expert

Grzegorz Piwowarek – independent consultant, vavr project lead – runs training courses and blogs at 4comprehension.com. He is interested in distributed systems, performance, cloud, and architecture. There are rumours that he only exists at compile time.

 

Sebastian Gos

Development Manager, BEC

Development Manager at BEC Financial Technologies. In his professional life, he implements micro frontend architecture and trains developers. Privately, he is a happy @tatakodzi. In his free time, he is passionate about playing and collecting guitars and breeding shrimps.