Interact. Learn. Evolve.

The XtremeJ Online Conference

Join the XtremeJ 2025 online coming conference this November 4th, 2025.

The Greediness for Knowledge, Experience and Professionalism

We are excited to welcome the entire Java community to join us in the coming XtremeJ online conference. We are going to have short sessions (30 minutes each), with speakers from all over the world, online interactive competitions, and experts panels with whome everyone will be able to interact.

Days

Hours

Minutes

Seconds

Three Years of XtremeJ: Community, Coding, and Creativity!

Since 2023, XtremeJ has been bringing developers together from around the world. This year marks our 3rd anniversary—a milestone made possible by our amazing community. Join us in 2025 for inspiring talks, interactive sessions, and worldwide coding challenges that make XtremeJ unlike any other Java conference.

You can find more info about XtremeJ 2023 @ https://xtremej.dev/2023, more info about XtremeJ 2024 @ https://xtremej.dev/2024, and more info about XtremeJ 2025 @ https://xtremej.dev. You can find the video of the talks that took place at XtremeJS 2023, XtremeJS 2024, and XtremeJS 2025 at https://www.youtube.com/@xtremejsconference.

Feedback We Got from Attendees in Previous Conferences

Discover why developers keep coming back to XtremeJ! Attendees from past conferences have shared their excitement and appreciation across WhatsApp, LinkedIn, and beyond—praising the depth of knowledge, the inspiring talks, and the practical skills they gained. Their feedback speaks louder than any promotion: XtremeJ delivers real value that makes a lasting impact. Here are just a few highlights from what participants had to say.

Virtual Bag of Giveaways

Digital Swags

Participants will receive a virtual pack of valuable coupons, graphics, and small gifts. more info

Selected Speakers from All Over The World

Top Speakers

We aim at having talks that cover some of the more exciting, cutting-edge and interesting topics. more info

Watch the Lectures When You Want

Video Capturing

The sessions will be captured on video and will be available to all participants.

Think, Compete and Learn

XtremeJ Championship

During the conference, a competition will take place between all attendees. The first that answers correctly all questions is the winner. more info

Compete Online with Others

Kahoot Quiz Competition

Compete online answering quiz based questions using the Kahoot platform. The faster you answer correctly the more points you get. more info

Think, Code and Solve

XtremeJ Hackaton

The hackaton will include a programming challenge the participants will need to solve. The first that solves it correctly will be the winner. more info

Compete Online with Others

Kahoot True False Competition

Compete online answering True False questions using the Kahoot platform. The faster you answer correctly the more points you get. more info

Compete Online with Others

Kahoot Simple Answers Competition

This competition includes questions with simple answers the participants should complete using the Kahoot platform. The faster you answer correctly the more points you get. more info

Online Professional Panels

XtremeJ Xperts Panel

During the conference we are going to have two panels. Each panel will focus on a specific question that will be selected by the attendees out of a list of questions provided by us and by the attendees.

Use Your Programming Skills to Escape

XtremeJ Breakout Room

This competition includes a virtual room from which you need to escape by answering questions with data you will need to achieve by coding in JavaScript. more info